Behavioral task
behavioral1
Sample
28b43b75473e61dd43de92f841698487_gandcrab_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
28b43b75473e61dd43de92f841698487_gandcrab_JC.exe
Resource
win10v2004-20230703-en
General
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Target
28b43b75473e61dd43de92f841698487_gandcrab_JC.exe
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Size
143KB
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MD5
28b43b75473e61dd43de92f841698487
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SHA1
452fc53958c27ec4fe7275bd3f1b54b6a69b0e1c
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SHA256
811e54922765899bd694a64c607835bbf0b3d4914a25f79627c8234820a2077b
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SHA512
fd88abcfa29c41db5cd62074e5c3458b5760f3c82a329b8f89e6dbc5fa0766bab5190c997cc551cc17cbc2aba0a1a31012202c74a29b747d6fc44e81b74e39ea
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SSDEEP
3072:o+HcL2UCfBTntqSQRruiMZMqqDL2/AwvdP7Vjp9:hdDtORruiMyqqDL6tvdFp9
Malware Config
Signatures
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GandCrab payload 1 IoCs
resource yara_rule sample family_gandcrab -
Gandcrab family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 28b43b75473e61dd43de92f841698487_gandcrab_JC.exe
Files
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28b43b75473e61dd43de92f841698487_gandcrab_JC.exe.exe windows x86
4b0a5cb1aa0992ea9901768198fd3e7e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
VirtualProtect
ExitProcess
OpenProcess
Sleep
GetFileAttributesW
GetModuleFileNameW
CreateFileW
ExitThread
lstrlenW
GetLastError
GetProcAddress
CloseHandle
SetFilePointerEx
SetStdHandle
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetCommandLineA
SetLastError
GetCurrentThreadId
EncodePointer
DecodePointer
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetProcessHeap
GetStdHandle
GetFileType
DeleteCriticalSection
GetStartupInfoW
GetModuleFileNameA
WriteFile
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
IsDebuggerPresent
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
EnterCriticalSection
LeaveCriticalSection
HeapFree
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
LoadLibraryExW
OutputDebugStringW
HeapAlloc
HeapReAlloc
GetStringTypeW
HeapSize
LCMapStringW
WriteConsoleW
user32
MessageBoxW
ntdll
RtlUnwind
Sections
.text Size: 42KB - Virtual size: 41KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 78KB - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ