Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Oct. 5, 2021, 9:53 a.m.	Oct. 5, 2021, 10:03 a.m.

Size	303.8KB
Type	PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5	`0839e95c0ced1ac73cd61617bf32dcae`
SHA256	`cf555797a5639992a7c068712007937cd78925a3367928f6824e3fc71248717c`
CRC32	`45F4CC46`
ssdeep	`6144:F8LxBs+ptcrR7/govE2yBl7Wum7zOm+TnkoG3fFqZSxaEHq:/otg8IyBRnoOmOnkoedlq`
Yara	PE_Header_Zero - PE File Signature Malicious_Library_Zero - Malicious_Library IsPE32 - (no description) NSIS_Installer - Null Soft Installer

mbc.exe "C:\Users\test22\AppData\Local\Temp\mbc.exe"
1016
- mbc.exe "C:\Users\test22\AppData\Local\Temp\mbc.exe"
  2428

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW Oct. 5, 2021, 9:53 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 5, 2021, 9:53 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 5, 2021, 9:53 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 5, 2021, 9:53 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 Oct. 5, 2021, 9:53 a.m.			0	0
IsDebuggerPresent Oct. 5, 2021, 9:53 a.m.			0	0
IsDebuggerPresent Oct. 5, 2021, 9:53 a.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey Oct. 5, 2021, 9:54 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x0096d6c8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Oct. 5, 2021, 9:54 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x0096d708 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Oct. 5, 2021, 9:54 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x0096d708 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 Oct. 5, 2021, 9:53 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__ Oct. 5, 2021, 9:53 a.m.	stacktrace: 0x2131798 0x2130fbb DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x722c2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x722d264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72341838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72341737 mscorlib+0x2d3711 @ 0x6ff13711 mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x2cb060 @ 0x6ff0b060 mscorlib+0x95a1ac @ 0x7059a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x722c2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x723bcd14 0x3aa062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca 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 8b d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x2131c0b registers.esp: 1636544 registers.edi: 1636568 registers.eax: 0 registers.ebp: 1636580 registers.edx: 195 registers.ebx: 1637272 registers.esi: 35786688 registers.ecx: 0	1
__exception__ Oct. 5, 2021, 9:54 a.m.	stacktrace: 0x213687a 0x2131529 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x722c2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x722d264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72341838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72341737 mscorlib+0x2d3711 @ 0x6ff13711 mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x2cb060 @ 0x6ff0b060 mscorlib+0x95a1ac @ 0x7059a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x722c2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x723bcd14 0x3aa062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 39 09 e8 7e 52 d7 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: 0x213b867 registers.esp: 1635252 registers.edi: 1635316 registers.eax: 0 registers.ebp: 1635332 registers.edx: 1635220 registers.ebx: 35843640 registers.esi: 35845840 registers.ecx: 0	1
__exception__ Oct. 5, 2021, 9:54 a.m.	stacktrace: 0x21371a2 0x2131529 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x722c2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x722d264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72341838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72341737 mscorlib+0x2d3711 @ 0x6ff13711 mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x2cb060 @ 0x6ff0b060 mscorlib+0x95a1ac @ 0x7059a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x722c2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x723bcd14 0x3aa062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 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: 0x4f7c1d9 registers.esp: 1635280 registers.edi: 1635320 registers.eax: 3 registers.ebp: 1635332 registers.edx: 0 registers.ebx: 35843640 registers.esi: 36336576 registers.ecx: 0	1
__exception__ Oct. 5, 2021, 9:54 a.m.	stacktrace: 0x2131529 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x722c2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x722d264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72341838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72341737 mscorlib+0x2d3711 @ 0x6ff13711 mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x2cb060 @ 0x6ff0b060 mscorlib+0x95a1ac @ 0x7059a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x722c2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x723bcd14 0x3aa062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 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: 0x21372b6 registers.esp: 1635340 registers.edi: 36347140 registers.eax: 0 registers.ebp: 1636616 registers.edx: 36347140 registers.ebx: 0 registers.esi: 0 registers.ecx: 35265884	1
__exception__ Oct. 5, 2021, 9:54 a.m.	stacktrace: 0x213760d 0x2131529 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x722c2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x722d264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72341838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72341737 mscorlib+0x2d3711 @ 0x6ff13711 mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x2cb060 @ 0x6ff0b060 mscorlib+0x95a1ac @ 0x7059a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x722c2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x723bcd14 0x3aa062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 39 09 e8 b9 42 f3 6a 89 45 c8 33 d2 89 55 dc 83 exception.instruction: cmp dword ptr [ecx], ecx exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x4f7c82c registers.esp: 1635268 registers.edi: 1635316 registers.eax: 0 registers.ebp: 1635332 registers.edx: 1635236 registers.ebx: 0 registers.esi: 0 registers.ecx: 0	1
__exception__ Oct. 5, 2021, 9:54 a.m.	stacktrace: 0x213787d 0x2131529 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x722c2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x722d264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x72341838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x72341737 mscorlib+0x2d3711 @ 0x6ff13711 mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x2cb060 @ 0x6ff0b060 mscorlib+0x95a1ac @ 0x7059a1ac DllUnregisterServerInternal-0x7666 clr+0x2a8e @ 0x722c2a8e DllGetClassObjectInternal+0x37c9b CorDllMainForThunk-0x54860 clr+0xfcd14 @ 0x723bcd14 0x3aa062 0x40144c 0x4014e5 0x401819 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 38 07 68 ff ff ff 7f 6a 00 8b cf e8 a2 f8 fa 6a exception.instruction: cmp byte ptr [edi], al exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x4f7f41e registers.esp: 1635284 registers.edi: 0 registers.eax: 36406776 registers.ebp: 1635332 registers.edx: 36406776 registers.ebx: 36406220 registers.esi: 36406196 registers.ecx: 1875134866	1

Allocates read-write-execute memory (usually to unpack itself) (50 out of 62 events)

Time & API	Arguments	Status
NtProtectVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x728d2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 2162688 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01f90000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02160000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x722c1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x722c2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 851968 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01db0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01e40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02161000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02162000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02163000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02164000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04670000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02130000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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
NtProtectVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73702000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02131000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05860000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05861000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003bb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02132000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02133000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02134000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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 Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02135000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02136000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02139000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0213a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0213b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0213c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0213d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0213e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04f70000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 5, 2021, 9:54 a.m.	process_identifier: 2428 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04f71000 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\nsk6309.tmp\pztjfz.dll

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

file	C:\Users\test22\AppData\Local\Temp\nsk6309.tmp\pztjfz.dll

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

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW Oct. 5, 2021, 9:53 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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: 0x00000200	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Oct. 5, 2021, 9:53 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

mbc.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

Creates a windows hook that monitors keyboard input (keylogger) (1 event)

Time & API	Arguments	Status	Return	Repeated
SetWindowsHookExW Oct. 5, 2021, 9:54 a.m.	thread_identifier: 0 callback_function: 0x02164eba hook_identifier: 13 (WH_KEYBOARD_LL) module_address: 0x01ed0000		0	0

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
registry	HKEY_CURRENT_USER\Software\RimArts\B2\Settings
registry	HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676

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 1016 called NtSetContextThread to modify thread in remote process 2428
NtSetContextThread Oct. 5, 2021, 9:53 a.m.	registers.eip: 2000355780 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: 0x000001f8 process_identifier: 2428	1	0	0

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

Time & API	Arguments	Status	Return
CreateProcessInternalW Oct. 5, 2021, 9:53 a.m.	thread_identifier: 2852 thread_handle: 0x000001f8 process_identifier: 2428 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\mbc.exe track: 1 command_line: "C:\Users\test22\AppData\Local\Temp\mbc.exe" filepath_r: C:\Users\test22\AppData\Local\Temp\mbc.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000200	1	1
NtGetContextThread Oct. 5, 2021, 9:53 a.m.	thread_handle: 0x000001f8	1	0
NtAllocateVirtualMemory Oct. 5, 2021, 9:53 a.m.	process_identifier: 2428 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: 0x00000200	1	0
NtSetContextThread Oct. 5, 2021, 9:53 a.m.	registers.eip: 2000355780 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: 0x000001f8 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:53 a.m.	thread_handle: 0x00000118 suspend_count: 1 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:53 a.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:53 a.m.	thread_handle: 0x000001cc suspend_count: 1 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:53 a.m.	thread_handle: 0x00000380 suspend_count: 1 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:54 a.m.	thread_handle: 0x00000378 suspend_count: 1 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:54 a.m.	thread_handle: 0x00000394 suspend_count: 1 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:54 a.m.	thread_handle: 0x00000394 suspend_count: 1 process_identifier: 2428	1	0
NtResumeThread Oct. 5, 2021, 9:55 a.m.	thread_handle: 0x000003d4 suspend_count: 1 process_identifier: 2428	1	0

File has been identified by 39 AntiVirus engines on VirusTotal as malicious (39 events)

Bkav	W32.AIDetect.malware2
Elastic	malicious (high confidence)
MicroWorld-eScan	Dropped:Trojan.GenericKDZ.78190
FireEye	Generic.mg.0839e95c0ced1ac7
McAfee	Artemis!0839E95C0CED
Cylance	Unsafe
Sangfor	Suspicious.Win32.Save.a
K7AntiVirus	Trojan ( 005883441 )
K7GW	Trojan ( 005883441 )
Cybereason	malicious.c0ced1
Cyren	W32/Agent.DLR.gen!Eldorado
Symantec	Packed.Generic.606
ESET-NOD32	a variant of Win32/Injector.EQEV
TrendMicro-HouseCall	TROJ_GEN.R002H0DIT21
Paloalto	generic.ml
Kaspersky	HEUR:Trojan-PSW.Win32.Agensla.gen
BitDefender	Dropped:Trojan.GenericKDZ.78190
Avast	NSIS:PWSX-gen [Trj]
Tencent	Win32.Trojan.Inject.Auto
Ad-Aware	Dropped:Trojan.GenericKDZ.78190
Emsisoft	Dropped:Trojan.GenericKDZ.78190 (B)
McAfee-GW-Edition	RDN/Generic.hbg
SentinelOne	Static AI - Malicious PE
Sophos	Mal/Generic-S
APEX	Malicious
Webroot	W32.Malware.Gen
Avira	HEUR/AGEN.1142742
Microsoft	HackTool:Win64/Mimikatz.A
GData	MSIL.Trojan-Stealer.AgentTesla.BFUSQI
Cynet	Malicious (score: 100)
VBA32	TrojanPSW.Agensla
ALYac	Dropped:Trojan.GenericKDZ.78190
MAX	malware (ai score=80)
Malwarebytes	Malware.AI.373115997
Ikarus	Trojan.Win32.Injector
Fortinet	W32/Injector.EQCM!tr
AVG	NSIS:PWSX-gen [Trj]
Panda	Trj/CI.A
CrowdStrike	win/malicious_confidence_100% (W)

mbc.exe

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