Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	Nov. 5, 2021, 9:09 a.m.	Nov. 5, 2021, 9:35 a.m.

Size	498.9KB
Type	PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5	`39da7ab7a964862e9005e9e38d9c7568`
SHA256	`1d31ca7813368677503404743df9e8d103a3fc6b064315ba14f01667f6220ead`
CRC32	`58781527`
ssdeep	`6144:s8LxBL/KZAJg7tMnyGL+Nz7iDUzR+BlyBSkK8dx4YNcrT:PiZDunVy7iA1+ryHOrT`
Yara	PE_Header_Zero - PE File Signature IsPE32 - (no description) Malicious_Library_Zero - Malicious_Library UPX_Zero - UPX packed file NSIS_Installer - Null Soft Installer

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
2288
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  2388

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
185.157.160.198	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW Nov. 5, 2021, 9:09 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Nov. 5, 2021, 9:09 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Nov. 5, 2021, 9:09 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Nov. 5, 2021, 9:09 a.m.	computer_name: TEST22-PC	1	1

Checks if process is being debugged by a debugger (3 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Nov. 5, 2021, 9:09 a.m.			0	0
IsDebuggerPresent Nov. 5, 2021, 9:09 a.m.			0	0
IsDebuggerPresent Nov. 5, 2021, 9:09 a.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey Nov. 5, 2021, 9:10 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x0058f678 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Nov. 5, 2021, 9:10 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x0058f6b8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Nov. 5, 2021, 9:10 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x0058f6b8 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 Nov. 5, 2021, 9:09 a.m.		1	1	0

The executable contains unknown PE section names indicative of a packer (could be a false positive) (1 event)

section

.ndata

One or more processes crashed (6 events)

Time & API	Arguments	Status
__exception__ Nov. 5, 2021, 9:09 a.m.	stacktrace: 0x4681790 0x4680fbb DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x728f2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7290264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72971838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72971737 mscorlib+0x2d3711 @ 0x71c03711 mscorlib+0x308f2d @ 0x71c38f2d mscorlib+0x2cb060 @ 0x71bfb060 mscorlib+0x95a1ac @ 0x7228a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x728f2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x729ecd14 0x46a062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x768733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x772e9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x772e9ea5 exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 93 d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x4681c03 registers.esp: 1636544 registers.edi: 1636568 registers.eax: 0 registers.ebp: 1636580 registers.edx: 195 registers.ebx: 1637272 registers.esi: 35845644 registers.ecx: 0	1
__exception__ Nov. 5, 2021, 9:10 a.m.	stacktrace: 0x4686275 0x468151a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x728f2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7290264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72971838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72971737 mscorlib+0x2d3711 @ 0x71c03711 mscorlib+0x308f2d @ 0x71c38f2d mscorlib+0x2cb060 @ 0x71bfb060 mscorlib+0x95a1ac @ 0x7228a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x728f2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x729ecd14 0x46a062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x768733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x772e9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x772e9ea5 exception.instruction_r: 39 09 e8 4e 4c 51 6d 83 78 04 00 0f 84 3c 02 00 exception.instruction: cmp dword ptr [ecx], ecx exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x468be97 registers.esp: 1635260 registers.edi: 1635324 registers.eax: 0 registers.ebp: 1635340 registers.edx: 1635228 registers.ebx: 35908132 registers.esi: 35909768 registers.ecx: 0	1
__exception__ Nov. 5, 2021, 9:10 a.m.	stacktrace: 0x46862d0 0x468151a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x728f2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7290264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72971838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72971737 mscorlib+0x2d3711 @ 0x71c03711 mscorlib+0x308f2d @ 0x71c38f2d mscorlib+0x2cb060 @ 0x71bfb060 mscorlib+0x95a1ac @ 0x7228a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x728f2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x729ecd14 0x46a062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x768733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x772e9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x772e9ea5 exception.instruction_r: 39 09 e8 49 49 51 6d 89 45 c8 33 d2 89 55 dc 83 exception.instruction: cmp dword ptr [ecx], ecx exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x468c19c registers.esp: 1635276 registers.edi: 1635324 registers.eax: 0 registers.ebp: 1635340 registers.edx: 1635244 registers.ebx: 35908132 registers.esi: 35909768 registers.ecx: 0	1
__exception__ Nov. 5, 2021, 9:10 a.m.	stacktrace: 0x4686525 0x468151a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x728f2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7290264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72971838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72971737 mscorlib+0x2d3711 @ 0x71c03711 mscorlib+0x308f2d @ 0x71c38f2d mscorlib+0x2cb060 @ 0x71bfb060 mscorlib+0x95a1ac @ 0x7228a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x728f2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x729ecd14 0x46a062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x768733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x772e9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x772e9ea5 exception.instruction_r: 8b 01 8b 40 2c ff 50 14 38 00 89 45 cc e9 85 00 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x468f3e1 registers.esp: 1635288 registers.edi: 1635328 registers.eax: 3 registers.ebp: 1635340 registers.edx: 0 registers.ebx: 35908132 registers.esi: 36124652 registers.ecx: 0	1
__exception__ Nov. 5, 2021, 9:10 a.m.	stacktrace: 0x468151a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x728f2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7290264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72971838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72971737 mscorlib+0x2d3711 @ 0x71c03711 mscorlib+0x308f2d @ 0x71c38f2d mscorlib+0x2cb060 @ 0x71bfb060 mscorlib+0x95a1ac @ 0x7228a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x728f2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x729ecd14 0x46a062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x768733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x772e9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x772e9ea5 exception.instruction_r: 83 78 04 01 0f 9f c0 0f b6 c0 83 7f 04 01 0f 9f exception.instruction: cmp dword ptr [eax + 4], 1 exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x4686608 registers.esp: 1635348 registers.edi: 36135484 registers.eax: 0 registers.ebp: 1636616 registers.edx: 36135484 registers.ebx: 0 registers.esi: 0 registers.ecx: 35331420	1
__exception__ Nov. 5, 2021, 9:10 a.m.	stacktrace: 0x4686bbc 0x468151a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x728f2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7290264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72971838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72971737 mscorlib+0x2d3711 @ 0x71c03711 mscorlib+0x308f2d @ 0x71c38f2d mscorlib+0x2cb060 @ 0x71bfb060 mscorlib+0x95a1ac @ 0x7228a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x728f2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x729ecd14 0x46a062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x768733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x772e9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x772e9ea5 exception.instruction_r: 38 07 68 ff ff ff 7f 6a 00 8b cf e8 a2 7f 1d 6c exception.instruction: cmp byte ptr [edi], al exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x5a46d1e registers.esp: 1635292 registers.edi: 0 registers.eax: 36455540 registers.ebp: 1635340 registers.edx: 36455540 registers.ebx: 36454984 registers.esi: 36454960 registers.ecx: 1905478034	1

Allocates read-write-execute memory (usually to unpack itself) (50 out of 60 events)

Time & API	Arguments	Status
NtProtectVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8192 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x10015000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 458752 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00450000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00480000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x728f1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x728f2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 1245184 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01ea0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01f90000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00462000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00481000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00482000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00483000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004db000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004d7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00484000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02010000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04680000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004d5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04681000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004ca000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051e1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04682000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04683000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04684000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 327680 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 Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 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 Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 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 Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef48000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef30000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef30000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04685000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04686000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04688000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04689000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0468a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0468b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0468c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0468d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0468e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0468f000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Nov. 5, 2021, 9:10 a.m.	process_identifier: 2388 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05a40000 allocation_type: 4096 (MEM_COMMIT) 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\Default\Login Data
file	C:\Users\test22\AppData\Local\Google\Chrome\User 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

Creates executable files on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\nsn8A5E.tmp\eptafrhxqyb.dll

Drops an executable to the user AppData folder (1 event)

file	C:\Users\test22\AppData\Local\Temp\nsn8A5E.tmp\eptafrhxqyb.dll

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

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW Nov. 5, 2021, 9:09 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

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

host

185.157.160.198

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 311296 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: 0x0000020c	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Nov. 5, 2021, 9:09 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

vbc.exe tried to sleep 13641049 seconds, actually delayed analysis time by 13641049 seconds

Harvests credentials from local FTP client softwares (5 events)

file	C:\Users\test22\AppData\Roaming\FTPGetter\servers.xml
file	C:\Users\test22\AppData\Roaming\Ipswitch\WS_FTP\Sites\ws_ftp.ini
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

Harvests credentials from local email clients (5 events)

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

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 2288 called NtSetContextThread to modify thread in remote process 2388
NtSetContextThread Nov. 5, 2021, 9:09 a.m.	registers.eip: 1999372740 registers.esp: 1638384 registers.edi: 0 registers.eax: 4200587 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000208 process_identifier: 2388	1	0	0

File has been identified by 28 AntiVirus engines on VirusTotal as malicious (28 events)

Bkav	W32.AIDetect.malware2
Lionic	Trojan.Win32.Zapchast.4!c
Elastic	malicious (high confidence)
MicroWorld-eScan	Gen:Variant.Nemesis.1798
FireEye	Generic.mg.39da7ab7a964862e
McAfee	RDN/Generic.dx
Cylance	Unsafe
Cyren	W32/Injector.AOJ.gen!Eldorado
ESET-NOD32	a variant of Win32/Injector.EQLH
APEX	Malicious
Paloalto	generic.ml
Kaspersky	UDS:DangerousObject.Multi.Generic
BitDefender	Gen:Variant.Nemesis.1798
Avast	FileRepMalware
Emsisoft	Gen:Variant.Nemesis.1798 (B)
McAfee-GW-Edition	BehavesLike.Win32.Generic.gh
Sophos	Mal/Generic-S
Ikarus	Trojan.NSIS.Agent
MAX	malware (ai score=80)
Microsoft	Trojan:Win32/Sabsik.FL.B!ml
ZoneAlarm	HEUR:Trojan.Win32.Zapchast.gen
GData	Zum.Androm.1
Cynet	Malicious (score: 100)
Tencent	Win32.Trojan.Zapchast.Lnew
SentinelOne	Static AI - Malicious PE
Fortinet	W32/Injector.EQKA!tr
BitDefenderTheta	Gen:NN.ZedlaF.34236.fq4@auPiLAmi
AVG	FileRepMalware

Executed a process and injected code into it, probably while unpacking (12 events)

Time & API	Arguments	Status	Return
CreateProcessInternalW Nov. 5, 2021, 9:09 a.m.	thread_identifier: 2392 thread_handle: 0x00000208 process_identifier: 2388 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\vbc.exe track: 1 command_line: "C:\Users\test22\AppData\Local\Temp\vbc.exe" 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: 0x0000020c	1	1
NtGetContextThread Nov. 5, 2021, 9:09 a.m.	thread_handle: 0x00000208	1	0
NtAllocateVirtualMemory Nov. 5, 2021, 9:09 a.m.	process_identifier: 2388 region_size: 311296 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: 0x0000020c	1	0
NtSetContextThread Nov. 5, 2021, 9:09 a.m.	registers.eip: 1999372740 registers.esp: 1638384 registers.edi: 0 registers.eax: 4200587 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000208 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:09 a.m.	thread_handle: 0x00000118 suspend_count: 1 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:09 a.m.	thread_handle: 0x0000018c suspend_count: 1 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:09 a.m.	thread_handle: 0x000001c8 suspend_count: 1 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:09 a.m.	thread_handle: 0x0000036c suspend_count: 1 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:09 a.m.	thread_handle: 0x00000360 suspend_count: 1 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:09 a.m.	thread_handle: 0x0000037c suspend_count: 1 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:10 a.m.	thread_handle: 0x0000037c suspend_count: 1 process_identifier: 2388	1	0
NtResumeThread Nov. 5, 2021, 9:10 a.m.	thread_handle: 0x000003d0 suspend_count: 1 process_identifier: 2388	1	0

vbc.exe

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