Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	May 10, 2023, 5:56 p.m.	May 10, 2023, 5:58 p.m.

Size	581.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`746e259e8909d818693bce42b28ad243`
SHA256	`9897d0d1d13bbde8a468acd74e20f91c131368f3d6cd723d2545b876436d8f28`
CRC32	`FF5E3B2F`
ssdeep	`12288:z99nnrSZWvLNxfPJ04zKfu/mRes9mazbs+BJNgAdS:vnnKEffBvmm/1ewEJOAA`
PDB Path	vbqc.pdb
Yara	Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult Is_DotNET_EXE - (no description) PE_Header_Zero - PE File Signature IsPE32 - (no description)

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
496
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  2712

Name	Response	Post-Analysis Lookup
api.ipify.org	A 64.185.227.155 A 173.231.16.77 CNAME api4.ipify.org A 104.237.62.211	64.185.227.155

IP Address	Status	Action
104.237.62.211	Active	Moloch
164.124.101.2	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.103:49166 -> 104.237.62.211:443	906200022	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

Flow	Issuer	Subject	Fingerprint
TLS 1.2 192.168.56.103:49166 104.237.62.211:443	C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA	CN=*.ipify.org	f4:76:2d:2c:65:d1:15:be:19:a4:c5:e0:8d:eb:89:1a:b6:75:4a:54

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW May 10, 2023, 5:57 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 10, 2023, 5:57 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 10, 2023, 5:57 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 10, 2023, 5:57 p.m.	computer_name: TEST22-PC	1	1

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent May 10, 2023, 5:56 p.m.			0	0
IsDebuggerPresent May 10, 2023, 5:56 p.m.			0	0
IsDebuggerPresent May 10, 2023, 5:57 p.m.			0	0
IsDebuggerPresent May 10, 2023, 5:57 p.m.			0	0

Uses Windows APIs to generate a cryptographic key (3 events)

Time & API	Arguments	Status	Return
CryptExportKey May 10, 2023, 5:57 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x062b1c20 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 10, 2023, 5:57 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x062b1c20 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 10, 2023, 5:57 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00321ea0 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1

This executable has a PDB path (1 event)

pdb_path

vbqc.pdb

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx May 10, 2023, 5:56 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ May 10, 2023, 5:57 p.m.	stacktrace: 0xb309ac 0xb308b9 0xb30817 0xb30074 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72ee2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x72ef264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72ef2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x72fa74ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72fa7610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x73031dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x73031e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x73031f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x7303416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x745df5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x74867f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x74864de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x778d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x778d9ea5 exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc ff 15 1c exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0xb33c95 registers.esp: 2092472 registers.edi: 2092496 registers.eax: 0 registers.ebp: 2092508 registers.edx: 195 registers.ebx: 35791012 registers.esi: 35794972 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

May 10, 2023, 5:57 p.m.

stacktrace:

0xb309ac
0xb308b9
0xb30817
0xb30074
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72ee2652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x72ef264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72ef2e95
DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x72fa74ec
DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72fa7610
CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x73031dc4
CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x73031e67
CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x73031f7a
_CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x7303416a
_CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x745df5a3
CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x74867f16
_CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x74864de3
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x778d9ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x778d9ea5

exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc ff 15 1c
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0xb33c95
registers.esp: 2092472
registers.edi: 2092496
registers.eax: 0
registers.ebp: 2092508
registers.edx: 195
registers.ebx: 35791012
registers.esi: 35794972
registers.ecx: 0

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

Performs some HTTP requests (1 event)

request

GET https://api.ipify.org/

Allocates read-write-execute memory (usually to unpack itself) (50 out of 92 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 1703936 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008a0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73f31000 process_handle: 0xffffffff	1
NtProtectVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73f32000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 2031616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x024d0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02680000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003a2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003d5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003db000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003d7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003bc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00530000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ca000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00531000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:56 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00532000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00533000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aff000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00af0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00534000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003bd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003be000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003bf000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00535000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00536000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00537000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00538000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00539000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 20480 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053e1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053e6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 496 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053e7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 2712 region_size: 524288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 2712 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00530000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 2712 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72ee1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 2712 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72ee2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 2712 region_size: 1638400 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02040000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1

Steals private information from local Internet browsers (6 events)

file	C:\Users\test22\AppData\Local\Google\Chrome\User Data\Login Data
file	C:\Users\test22\AppData\Local\Google\Chrome\User Data
file	C:\Users\test22\AppData\Local\Google\Chrome\User Data\Default\Login Data
file	C:\Users\test22\AppData\Local\Chromium\User Data
file	C:\Users\test22\AppData\Local\MapleStudio\ChromePlus\User Data
file	C:\Users\test22\AppData\Local\Yandex\YandexBrowser\User Data

Looks up the external IP address (1 event)

domain

api.ipify.org

Checks adapter addresses which can be used to detect virtual network interfaces (1 event)

Time & API	Arguments	Status	Return	Repeated
GetAdaptersAddresses May 10, 2023, 5:57 p.m.	flags: 15 family: 0		111	0

The binary likely contains encrypted or compressed data indicative of a packer (2 events)

section

{u'size_of_data': u'0x00090a00', u'virtual_address': u'0x00002000', u'entropy': 7.779342628373832, u'name': u'.text', u'virtual_size': u'0x00090980'}

entropy

7.77934262837

description

A section with a high entropy has been found

entropy

0.996554694229

description

Overall entropy of this PE file is high

Checks for the Locally Unique Identifier on the system for a suspicious privilege (1 event)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW May 10, 2023, 5:57 p.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Yara rule detected in process memory (12 events)

description	Communications smtp	rule	Network_SMTP_dotNet
description	PWS Memory	rule	Generic_PWS_Memory_Zero
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active
description	(no description)	rule	ThreadControl__Context
description	(no description)	rule	SEH__vectored
description	Checks if being debugged	rule	anti_dbg
description	Bypass DEP	rule	disable_dep
description	Affect hook table	rule	win_hook
description	Run a KeyLogger	rule	KeyLogger

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 2712 region_size: 196608 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000274	1	0	0

Looks for the Windows Idle Time to determine the uptime (1 event)

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation May 10, 2023, 5:57 p.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

Harvests credentials from local FTP client softwares (5 events)

file	C:\Users\test22\AppData\Roaming\SmartFTP\Client 2.0\Favorites\Quick Connect
file	C:\Users\test22\AppData\Roaming\FTPGetter\servers.xml
file	C:\Users\test22\AppData\Roaming\FileZilla\recentservers.xml
registry	HKEY_CURRENT_USER\SOFTWARE\Martin Prikryl\WinSCP 2\Sessions
registry	HKEY_CURRENT_USER\SOFTWARE\FTPWare\COREFTP\Sites

Potential code injection by writing to the memory of another process (4 events)

Time & API	Arguments	Status	Return
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELþ.Pdà0Î§ @ @x§SÀFà H.textÔ `.rsrcFÀ@@.relocà@B base_address: 0x00400000 process_identifier: 2712 process_handle: 0x00000274	1	1
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: P8h À¼\Ãê¼4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoø000004b0,FileDescription 0FileVersion1.0.0.0t)InternalName0f900a1a-b6c2-4856-a954-662fadad6591.exe(LegalCopyright \|)OriginalFilename0f900a1a-b6c2-4856-a954-662fadad6591.exe4ProductVersion1.0.0.08Assembly Version1.0.0.0ï»¿<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3"> <requestedExecutionLevel level="asInvoker" uiAccess="false"/> </requestedPrivileges> </security> </trustInfo> </assembly> base_address: 0x0042c000 process_identifier: 2712 process_handle: 0x00000274	1	1
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: Ð7 base_address: 0x0042e000 process_identifier: 2712 process_handle: 0x00000274	1	1
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2712 process_handle: 0x00000274	1	1

Code injection by writing an executable or DLL to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELþ.Pdà0Î§ @ @x§SÀFà H.textÔ `.rsrcFÀ@@.relocà@B base_address: 0x00400000 process_identifier: 2712 process_handle: 0x00000274	1	1	0

Harvests credentials from local email clients (6 events)

file	C:\Users\test22\AppData\Roaming\SmartFTP\Client 2.0\Favorites\Quick Connect
file	C:\Users\test22\AppData\Roaming\Thunderbird\profiles.ini
registry	HKEY_CURRENT_USER\Software\Microsoft\Windows Messaging Subsystem\Profiles\9375CFF0413111d3B88A00104B2A6676
registry	HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676\00000003
registry	HKEY_CURRENT_USER\Software\RimArts\B2\Settings
registry	HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676\00000001

Attempts to create or modify system certificates (1 event)

registry

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F81F111D0E5AB58D396F7BF525577FD30FDC95AA\Blob

Used NtSetContextThread to modify a thread in a remote process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 496 called NtSetContextThread to modify thread in remote process 2712
NtSetContextThread May 10, 2023, 5:57 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4368334 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000270 process_identifier: 2712	1	0	0

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 496 resumed a thread in remote process 2712
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000270 suspend_count: 1 process_identifier: 2712	1	0	0

Executed a process and injected code into it, probably while unpacking (29 events)

Time & API	Arguments	Status	Return
NtResumeThread May 10, 2023, 5:56 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 496	1	0
NtResumeThread May 10, 2023, 5:56 p.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 496	1	0
NtResumeThread May 10, 2023, 5:56 p.m.	thread_handle: 0x00000194 suspend_count: 1 process_identifier: 496	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000240 suspend_count: 1 process_identifier: 496	1	0
NtGetContextThread May 10, 2023, 5:57 p.m.	thread_handle: 0x000000e0	1	0
NtGetContextThread May 10, 2023, 5:57 p.m.	thread_handle: 0x000000e0	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x000000e0 suspend_count: 1 process_identifier: 496	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x0000025c suspend_count: 1 process_identifier: 496	1	0
CreateProcessInternalW May 10, 2023, 5:57 p.m.	thread_identifier: 2716 thread_handle: 0x00000270 process_identifier: 2712 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\vbc.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\vbc.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000274	1	1
NtGetContextThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000270	1	0
NtAllocateVirtualMemory May 10, 2023, 5:57 p.m.	process_identifier: 2712 region_size: 196608 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000274	1	0
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELþ.Pdà0Î§ @ @x§SÀFà H.textÔ `.rsrcFÀ@@.relocà@B base_address: 0x00400000 process_identifier: 2712 process_handle: 0x00000274	1	1
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: base_address: 0x00402000 process_identifier: 2712 process_handle: 0x00000274	1	1
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: P8h À¼\Ãê¼4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoø000004b0,FileDescription 0FileVersion1.0.0.0t)InternalName0f900a1a-b6c2-4856-a954-662fadad6591.exe(LegalCopyright \|)OriginalFilename0f900a1a-b6c2-4856-a954-662fadad6591.exe4ProductVersion1.0.0.08Assembly Version1.0.0.0ï»¿<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3"> <requestedExecutionLevel level="asInvoker" uiAccess="false"/> </requestedPrivileges> </security> </trustInfo> </assembly> base_address: 0x0042c000 process_identifier: 2712 process_handle: 0x00000274	1	1
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: Ð7 base_address: 0x0042e000 process_identifier: 2712 process_handle: 0x00000274	1	1
WriteProcessMemory May 10, 2023, 5:57 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2712 process_handle: 0x00000274	1	1
NtSetContextThread May 10, 2023, 5:57 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4368334 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000270 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000270 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000288 suspend_count: 1 process_identifier: 496	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x0000027c suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x000002e8 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000360 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000390 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x000004d4 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000714 suspend_count: 1 process_identifier: 2712	1	0
NtResumeThread May 10, 2023, 5:57 p.m.	thread_handle: 0x00000728 suspend_count: 1 process_identifier: 2712	1	0

File has been identified by 53 AntiVirus engines on VirusTotal as malicious (50 out of 53 events)

Lionic	Trojan.Win32.Taskun.4!c
MicroWorld-eScan	Trojan.GenericKD.66808610
FireEye	Trojan.GenericKD.66808610
McAfee	PWS-FDBP!746E259E8909
Cylance	unsafe
Zillya	Trojan.Taskun.Win32.6860
Sangfor	Trojan.Msil.Kryptik.Vpuy
K7AntiVirus	Trojan ( 005a4bed1 )
Alibaba	Trojan:MSIL/Taskun.68365e73
K7GW	Trojan ( 005a4bed1 )
Cybereason	malicious.555005
Arcabit	Trojan.Generic.D3FB6B22
VirIT	Trojan.Win32.MSIL_Heur.A
Cyren	W32/MSIL_Troj.COS.gen!Eldorado
Elastic	malicious (high confidence)
ESET-NOD32	a variant of MSIL/Kryptik.AISY
Cynet	Malicious (score: 100)
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan.MSIL.Taskun.gen
BitDefender	Trojan.GenericKD.66808610
Avast	Win32:WormX-gen [Wrm]
Tencent	Msil.Trojan.Taskun.Ikjl
Emsisoft	Trojan.GenericKD.66808610 (B)
F-Secure	Trojan.TR/Redcap.ypdoa
DrWeb	Trojan.PWS.Siggen3.29535
VIPRE	Trojan.GenericKD.66808610
TrendMicro	TrojanSpy.Win32.NEGASTEAL.YXDEBZ
McAfee-GW-Edition	BehavesLike.Win32.Generic.hc
Trapmine	malicious.moderate.ml.score
Sophos	Mal/Generic-S
Webroot	W32.Trojan.Gen
Avira	TR/Redcap.ypdoa
Antiy-AVL	Trojan/MSIL.GenKryptik
Gridinsoft	Ransom.Win32.Sabsik.sa
Microsoft	Trojan:MSIL/AgentTesla.ABUF!MTB
ZoneAlarm	HEUR:Trojan.MSIL.Taskun.gen
GData	Trojan.GenericKD.66808610
Google	Detected
AhnLab-V3	Trojan/Win.Generic.C5421612
VBA32	Dropper.MSIL.gen
ALYac	Trojan.GenericKD.66808610
MAX	malware (ai score=85)
Malwarebytes	Malware.AI.2566056479
Panda	Trj/Chgt.AD
TrendMicro-HouseCall	TrojanSpy.Win32.NEGASTEAL.YXDEBZ
Rising	Malware.Obfus/MSIL@AI.100 (RDM.MSIL2:1SZzGrssU6HS0TYMQugsmw)
Ikarus	Trojan-Spy.MSIL.Agent
MaxSecure	Trojan.Malware.74644571.susgen
Fortinet	MSIL/GenKryptik.FUVR!tr

vbc.exe

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