Behavioral task
behavioral1
Sample
2023-08-22_634b5be19b4e95053dc36eb5e000d98a_gandcrab_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-22_634b5be19b4e95053dc36eb5e000d98a_gandcrab_JC.exe
Resource
win10v2004-20230831-en
General
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Target
2023-08-22_634b5be19b4e95053dc36eb5e000d98a_gandcrab_JC.exe
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Size
155KB
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MD5
634b5be19b4e95053dc36eb5e000d98a
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SHA1
e8c493472dde91500615a8c93ead5a9df4478ff3
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SHA256
b1a0fef1de42e07e6922288f2bd13d2da148c6072bf72a4dc91fadb8897dc145
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SHA512
d2852238807ee127108a9f1297eb2edcbdd6f78953e2f19fda78c44351179059d24f2ff2f5f23614b2ea008d25aa23609dcd839dfd8930dfc42cad8b9b827be6
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SSDEEP
3072:l5K/B0toLWeSNJ8lZHQsozTS+SMqqDL2/TrKuIG:lcytwqA1yTS+xqqDL6HK0
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 2023-08-22_634b5be19b4e95053dc36eb5e000d98a_gandcrab_JC.exe
Files
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2023-08-22_634b5be19b4e95053dc36eb5e000d98a_gandcrab_JC.exe.exe windows x86
7848011b763d00cd02658995847dd30b
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
GetCurrentProcess
WaitForSingleObject
OpenProcess
Sleep
GetModuleFileNameW
CreateFileW
ExitThread
GetLastError
GetProcAddress
ExitProcess
GetModuleHandleA
CloseHandle
GetCurrentProcessId
GetVersionExW
LoadLibraryA
lstrlenW
TerminateThread
CreateThread
WriteConsoleW
SetFilePointerEx
VirtualProtect
IsWow64Process
SetStdHandle
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetCommandLineA
SetLastError
GetCurrentThreadId
EncodePointer
DecodePointer
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetProcessHeap
GetStdHandle
GetFileType
DeleteCriticalSection
GetStartupInfoW
GetModuleFileNameA
WriteFile
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
IsDebuggerPresent
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
EnterCriticalSection
LeaveCriticalSection
HeapFree
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
LoadLibraryExW
OutputDebugStringW
HeapAlloc
HeapReAlloc
GetStringTypeW
HeapSize
LCMapStringW
user32
SetFocus
SendMessageW
CharUpperBuffW
GetForegroundWindow
GetSystemMetrics
GetMessageW
TranslateMessage
DispatchMessageW
SetForegroundWindow
DefWindowProcW
RegisterClassExW
CreateWindowExW
DestroyWindow
ShowWindow
keybd_event
UpdateWindow
SetWindowTextW
GetWindowLongW
SetWindowLongW
SystemParametersInfoW
GetAncestor
ntdll
RtlUnwind
Sections
.text Size: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 81KB - Virtual size: 88KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ