Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	Sept. 2, 2021, 9:14 a.m.	Sept. 2, 2021, 9:21 a.m.

Size	726.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`ceed79fe40c1038ca78784cc26a1eed5`
SHA256	`ff081fd18f74ca6a9e6110e62d4002cc2bf8db495c17ba255c8bc606a8360890`
CRC32	`ACC01A24`
ssdeep	`6144:zITgtZkjyVH2jgtZkjyVzgtZkjyVqIQZ/28SCSHXT69MoMKajwf:7tMyZ2ctMyatMywIO/2dHEMoRae`
Yara	PE_Header_Zero - PE File Signature Admin_Tool_IN_Zero - Admin Tool Sysinternals Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) IsPE32 - (no description) Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
2484
- InstallUtil.exe "C:\Users\test22\AppData\Local\Temp\\InstallUtil.exe"
  2168

Name	Response	Post-Analysis Lookup
pastebin.pl	A 168.119.93.163	168.119.93.163

IP Address	Status	Action
164.124.101.2	Active	Moloch
168.119.93.163	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.102:49163 -> 168.119.93.163:443	906200022	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

Flow	Issuer	Subject	Fingerprint
TLS 1.2 192.168.56.102:49163 168.119.93.163:443	C=US, O=Let's Encrypt, CN=R3	CN=www.pastebin.pl	ac:45:0d:b9:ff:83:11:c8:c5:12:c5:2f:cd:cb:f0:77:cd:f9:9f:3e

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW Sept. 2, 2021, 9:20 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Sept. 2, 2021, 9:20 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Sept. 2, 2021, 9:20 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Sept. 2, 2021, 9:20 a.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 Sept. 2, 2021, 9:14 a.m.			0	0
IsDebuggerPresent Sept. 2, 2021, 9:14 a.m.			0	0
IsDebuggerPresent Sept. 2, 2021, 9:19 a.m.			0	0
IsDebuggerPresent Sept. 2, 2021, 9:19 a.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey Sept. 2, 2021, 9:15 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x05da2920 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Sept. 2, 2021, 9:15 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x05da2960 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Sept. 2, 2021, 9:15 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x05da2960 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1

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 Sept. 2, 2021, 9:14 a.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ Sept. 2, 2021, 9:20 a.m.	stacktrace: 0x7c17d0 0x7c0ffb DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72b02652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x72b1264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72b12e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x72bc74ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72bc7610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x72c51dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x72c51e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x72c51f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x72c5416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7405f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x74d37f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x74d34de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77b19ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77b19ea5 exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 53 d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x7c1c43 registers.esp: 3927472 registers.edi: 3927496 registers.eax: 0 registers.ebp: 3927508 registers.edx: 195 registers.ebx: 3927756 registers.esi: 39361060 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

Sept. 2, 2021, 9:20 a.m.

stacktrace:

0x7c17d0
0x7c0ffb
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72b02652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x72b1264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72b12e95
DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x72bc74ec
DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72bc7610
CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x72c51dc4
CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x72c51e67
CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x72c51f7a
_CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x72c5416a
_CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7405f5a3
CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x74d37f16
_CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x74d34de3
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77b19ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77b19ea5

exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 53 d7
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0x7c1c43
registers.esp: 3927472
registers.edi: 3927496
registers.eax: 0
registers.ebp: 3927508
registers.edx: 195
registers.ebx: 3927756
registers.esi: 39361060
registers.ecx: 0

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

HTTP traffic contains suspicious features which may be indicative of malware related traffic (1 event)

suspicious_features

GET method with no useragent header

suspicious_request

GET https://pastebin.pl/view/raw/ae498e11

Performs some HTTP requests (1 event)

request

GET https://pastebin.pl/view/raw/ae498e11

Allocates read-write-execute memory (usually to unpack itself) (50 out of 134 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 2228224 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b00000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ce0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x731a1000 process_handle: 0xffffffff	1	0
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x731a2000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00bd0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ca0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00422000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00455000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0045b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00457000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00840000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00446000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0044a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00447000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0044b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00841000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 63488 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05120400 process_handle: 0xffffffff		3221225550
NtAllocateVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00842000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05120178 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051201a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051201c8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051201f0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05120218 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512ffae process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512ffa2 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 72 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512fc00 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512ffbc process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512ffe0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512ffe8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512ffec process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512fff4 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512fff8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0512fffc process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130000 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130008 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0513000c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130014 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130018 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0513001c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130024 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130028 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0513002c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130034 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130038 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0513003c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130044 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory Sept. 2, 2021, 9:14 a.m.	process_identifier: 2484 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05130048 process_handle: 0xffffffff		3221225550

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

Time & API	Arguments	Status	Return	Repeated
GetAdaptersAddresses Sept. 2, 2021, 9:14 a.m.	flags: 15 family: 0		111	0

Checks for the Locally Unique Identifier on the system for a suspicious privilege (2 events)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW Sept. 2, 2021, 9:14 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW Sept. 2, 2021, 9:19 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Yara rule detected in process memory (10 events)

description	Communications smtp	rule	Network_SMTP_dotNet
description	Run a KeyLogger	rule	KeyLogger
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	Bypass DEP	rule	disable_dep
description	Affect hook table	rule	win_hook

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Sept. 2, 2021, 9:15 a.m.	process_identifier: 2168 region_size: 245760 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: 0x00000610	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Sept. 2, 2021, 9:20 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

A process attempted to delay the analysis task. (1 event)

description

InstallUtil.exe tried to sleep 10912851 seconds, actually delayed analysis time by 10912851 seconds

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

Time & API	Arguments	Status	Return
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELjé`àXv @ À@PvKX H.text¤V X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2168 process_handle: 0x00000610	1	1
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: 8Ph ÄhêÄ4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°$StringFileInfo000004b0,FileDescription 0FileVersion0.0.0.0x+InternalNameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.exe(LegalCopyright +OriginalFilenameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0ï»¿<?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: 0x00438000 process_identifier: 2168 process_handle: 0x00000610	1	1
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 2168 process_handle: 0x00000610	1	1
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2168 process_handle: 0x00000610	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 Sept. 2, 2021, 9:15 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELjé`àXv @ À@PvKX H.text¤V X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2168 process_handle: 0x00000610	1	1	0

File has been identified by 18 AntiVirus engines on VirusTotal as malicious (18 events)

Lionic	Trojan.MSIL.Agensla.i!c
Elastic	malicious (high confidence)
FireEye	Generic.mg.ceed79fe40c1038c
Cylance	Unsafe
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_100% (W)
Symantec	Packed.Generic.619
APEX	Malicious
Paloalto	generic.ml
Kaspersky	UDS:Trojan-PSW.MSIL.Agensla.gen
Sophos	Mal/Generic-S
McAfee-GW-Edition	BehavesLike.Win32.Generic.bm
SentinelOne	Static AI - Malicious PE
Kingsoft	Win32.PSWTroj.Undef.(kcloud)
Microsoft	Trojan:Win32/AgentTesla!ml
Cynet	Malicious (score: 100)
McAfee	Artemis!CEED79FE40C1
BitDefenderTheta	Gen:NN.ZemsilF.34110.Tm0@aONr6o

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 2484 called NtSetContextThread to modify thread in remote process 2168
NtSetContextThread Sept. 2, 2021, 9:15 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421278 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000060c process_identifier: 2168	1	0	0

Attempts to remove evidence of file being downloaded from the Internet (1 event)

file	C:\Users\test22\AppData\Local\Temp\vbc.exe\:Zone.Identifier

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2484 resumed a thread in remote process 2168
NtResumeThread Sept. 2, 2021, 9:15 a.m.	thread_handle: 0x0000060c suspend_count: 1 process_identifier: 2168	1	0	0

Executed a process and injected code into it, probably while unpacking (30 events)

Time & API	Arguments	Status	Return
NtResumeThread Sept. 2, 2021, 9:14 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:14 a.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:14 a.m.	thread_handle: 0x0000018c suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:14 a.m.	thread_handle: 0x00000348 suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:14 a.m.	thread_handle: 0x000005c4 suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:14 a.m.	thread_handle: 0x00000234 suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:14 a.m.	thread_handle: 0x00000334 suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:15 a.m.	thread_handle: 0x000005c4 suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:15 a.m.	thread_handle: 0x000005f4 suspend_count: 1 process_identifier: 2484	1	0
NtResumeThread Sept. 2, 2021, 9:15 a.m.	thread_handle: 0x00000608 suspend_count: 1 process_identifier: 2484	1	0
CreateProcessInternalW Sept. 2, 2021, 9:15 a.m.	thread_identifier: 2428 thread_handle: 0x0000060c process_identifier: 2168 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\InstallUtil.exe track: 1 command_line: "C:\Users\test22\AppData\Local\Temp\\InstallUtil.exe" filepath_r: C:\Users\test22\AppData\Local\Temp\\InstallUtil.exe stack_pivoted: 0 creation_flags: 4 (CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000610	1	1
NtGetContextThread Sept. 2, 2021, 9:15 a.m.	thread_handle: 0x0000060c	1	0
NtAllocateVirtualMemory Sept. 2, 2021, 9:15 a.m.	process_identifier: 2168 region_size: 245760 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: 0x00000610	1	0
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELjé`àXv @ À@PvKX H.text¤V X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2168 process_handle: 0x00000610	1	1
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: base_address: 0x00402000 process_identifier: 2168 process_handle: 0x00000610	1	1
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: 8Ph ÄhêÄ4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°$StringFileInfo000004b0,FileDescription 0FileVersion0.0.0.0x+InternalNameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.exe(LegalCopyright +OriginalFilenameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0ï»¿<?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: 0x00438000 process_identifier: 2168 process_handle: 0x00000610	1	1
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 2168 process_handle: 0x00000610	1	1
WriteProcessMemory Sept. 2, 2021, 9:15 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2168 process_handle: 0x00000610	1	1
NtSetContextThread Sept. 2, 2021, 9:15 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421278 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000060c process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:15 a.m.	thread_handle: 0x0000060c suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:19 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:19 a.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:19 a.m.	thread_handle: 0x000001c0 suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:20 a.m.	thread_handle: 0x00000318 suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:20 a.m.	thread_handle: 0x00000338 suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:20 a.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:20 a.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:20 a.m.	thread_handle: 0x00000344 suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:20 a.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 2168	1	0
NtResumeThread Sept. 2, 2021, 9:21 a.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 2168	1	0

vbc.exe

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