Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	May 27, 2021, 1:45 p.m.	May 27, 2021, 1:48 p.m.

Size	774.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`6adc941dcd82ed0869059fbdb520fc0a`
SHA256	`a7b09f2170a091acc77e7c7136215d4b6c224b1cb4c6cdbfcc1d91a57f16874a`
CRC32	`4EB8A784`
ssdeep	`12288:nut5d+wejkgnqCezGS+ozz2ioU4rAEAmD:nWdmj3nqCL8C//A`
Yara	Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT 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) Malicious_Library_Zero - Malicious_Library

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
9068
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  7316

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
172.217.25.14	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW May 27, 2021, 1:47 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 27, 2021, 1:47 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 27, 2021, 1:47 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 27, 2021, 1:47 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 27, 2021, 1:45 p.m.			0	0
IsDebuggerPresent May 27, 2021, 1:45 p.m.			0	0
IsDebuggerPresent May 27, 2021, 1:47 p.m.			0	0
IsDebuggerPresent May 27, 2021, 1:47 p.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey May 27, 2021, 1:45 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00422b90 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 27, 2021, 1:45 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00422c90 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 27, 2021, 1:45 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00422c90 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 May 27, 2021, 1:45 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ May 27, 2021, 1:47 p.m.	stacktrace: 0x6c17d0 0x6c0ffb DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6f502652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6f51264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6f512e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6f5c74ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6f5c7610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6f651dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6f651e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6f651f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6f65416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x743ef5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x74467f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x74464de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 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: 0x6c1c43 registers.esp: 3796528 registers.edi: 3796552 registers.eax: 0 registers.ebp: 3796564 registers.edx: 195 registers.ebx: 3796812 registers.esi: 42170036 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

May 27, 2021, 1:47 p.m.

stacktrace:

0x6c17d0
0x6c0ffb
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6f502652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6f51264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6f512e95
DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6f5c74ec
DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6f5c7610
CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6f651dc4
CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6f651e67
CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6f651f7a
_CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6f65416a
_CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x743ef5a3
CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x74467f16
_CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x74464de3
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5

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: 0x6c1c43
registers.esp: 3796528
registers.edi: 3796552
registers.eax: 0
registers.ebp: 3796564
registers.edx: 195
registers.ebx: 3796812
registers.esi: 42170036
registers.ecx: 0

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

Allocates read-write-execute memory (usually to unpack itself) (50 out of 108 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 917504 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005c0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00660000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6fba1000 process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6fba2000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 2031616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b90000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00d40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00512000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00545000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0054b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00547000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00640000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0051a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0051c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 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	0
NtAllocateVirtualMemory May 27, 2021, 1:45 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00641000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73772000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00642000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00643000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00644000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00645000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00646000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00647000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00648000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04b80178 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04b801a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04b801c8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bf574e process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bf5742 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 72 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04b80208 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf040 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf064 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf06c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf070 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf078 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf07c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf080 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf084 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf08c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 9068 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04bcf090 process_handle: 0xffffffff		3221225550

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

section

{u'size_of_data': u'0x000b0400', u'virtual_address': u'0x00002000', u'entropy': 7.529292985415134, u'name': u'.text', u'virtual_size': u'0x000b02ec'}

entropy

7.52929298542

description

A section with a high entropy has been found

entropy

0.911441499677

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 27, 2021, 1:47 p.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

Communicates with host for which no DNS query was performed (1 event)

host

172.217.25.14

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 7316 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: 0x0000029c	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation May 27, 2021, 1:47 p.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

vbc.exe tried to sleep 5456442 seconds, actually delayed analysis time by 5456442 seconds

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

Time & API	Arguments	Status	Return
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELmª`àXv @ À@4vW H.textV X `.rsrc Z@@.reloc `@B base_address: 0x00400000 process_identifier: 7316 process_handle: 0x0000029c	1	1
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: 8Ph 0ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°ìStringFileInfoÈ000004b0,FileDescription 0FileVersion0.0.0.0\InternalNameJXRsApCFgOIPRvMvtWyWbNCN.exe(LegalCopyright dOriginalFilenameJXRsApCFgOIPRvMvtWyWbNCN.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: 7316 process_handle: 0x0000029c	1	1
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: p6 base_address: 0x0043a000 process_identifier: 7316 process_handle: 0x0000029c	1	1
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 7316 process_handle: 0x0000029c	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 27, 2021, 1:47 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELmª`àXv @ À@4vW H.textV X `.rsrc Z@@.reloc `@B base_address: 0x00400000 process_identifier: 7316 process_handle: 0x0000029c	1	1	0

File has been identified by 17 AntiVirus engines on VirusTotal as malicious (17 events)

Elastic	malicious (high confidence)
FireEye	Generic.mg.6adc941dcd82ed08
McAfee	Artemis!6ADC941DCD82
Cylance	Unsafe
CrowdStrike	win/malicious_confidence_90% (W)
Symantec	Scr.Malcode!gdn30
APEX	Malicious
Kaspersky	UDS:DangerousObject.Multi.Generic
McAfee-GW-Edition	BehavesLike.Win32.Generic.bc
SentinelOne	Static AI - Malicious PE
eGambit	Unsafe.AI_Score_99%
Microsoft	Trojan:Win32/AgentTesla!ml
Cynet	Malicious (score: 100)
AhnLab-V3	Malware/Win32.RL_Generic.R357253
Malwarebytes	MachineLearning/Anomalous.93%
MaxSecure	Trojan.Malware.300983.susgen
Cybereason	malicious.243159

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 9068 called NtSetContextThread to modify thread in remote process 7316
NtSetContextThread May 27, 2021, 1:47 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421262 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000298 process_identifier: 7316	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 9068 resumed a thread in remote process 7316
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x00000298 suspend_count: 1 process_identifier: 7316	1	0	0

Executed a process and injected code into it, probably while unpacking (21 events)

Time & API	Arguments	Status	Return
NtResumeThread May 27, 2021, 1:45 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 9068	1	0
NtResumeThread May 27, 2021, 1:45 p.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 9068	1	0
NtResumeThread May 27, 2021, 1:45 p.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 9068	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x00000254 suspend_count: 1 process_identifier: 9068	1	0
CreateProcessInternalW May 27, 2021, 1:47 p.m.	thread_identifier: 6080 thread_handle: 0x00000298 process_identifier: 7316 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: 0x0000029c	1	1
NtGetContextThread May 27, 2021, 1:47 p.m.	thread_handle: 0x00000298	1	0
NtAllocateVirtualMemory May 27, 2021, 1:47 p.m.	process_identifier: 7316 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: 0x0000029c	1	0
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELmª`àXv @ À@4vW H.textV X `.rsrc Z@@.reloc `@B base_address: 0x00400000 process_identifier: 7316 process_handle: 0x0000029c	1	1
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: base_address: 0x00402000 process_identifier: 7316 process_handle: 0x0000029c	1	1
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: 8Ph 0ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°ìStringFileInfoÈ000004b0,FileDescription 0FileVersion0.0.0.0\InternalNameJXRsApCFgOIPRvMvtWyWbNCN.exe(LegalCopyright dOriginalFilenameJXRsApCFgOIPRvMvtWyWbNCN.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: 7316 process_handle: 0x0000029c	1	1
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: p6 base_address: 0x0043a000 process_identifier: 7316 process_handle: 0x0000029c	1	1
WriteProcessMemory May 27, 2021, 1:47 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 7316 process_handle: 0x0000029c	1	1
NtSetContextThread May 27, 2021, 1:47 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421262 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000298 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x00000298 suspend_count: 1 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x00000158 suspend_count: 1 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x0000019c suspend_count: 1 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x0000031c suspend_count: 1 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x0000033c suspend_count: 1 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 7316	1	0
NtResumeThread May 27, 2021, 1:47 p.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 7316	1	0

vbc.exe

Process Tree Toggle all

Network Toggle all

Suricata Toggle all

Suricata Alerts

Suricata TLS

Signatures Toggle All