Behavioral task
behavioral1
Sample
2023-08-25_a5c4dde2e67f796e708092487650c5b8_gandcrab_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-25_a5c4dde2e67f796e708092487650c5b8_gandcrab_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-25_a5c4dde2e67f796e708092487650c5b8_gandcrab_JC.exe
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Size
155KB
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MD5
a5c4dde2e67f796e708092487650c5b8
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SHA1
a212ae35fb577796d2d3ca2fefe642f3e12e7cd9
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SHA256
3bba0bfb5b7c1cf45ffd74b8e6c26733185c1dac5680330a8b287a7b368ca5f4
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SHA512
9b73b53faf5897677371e7474582b55979fe429ae8561d13c378de5bad4d1f87bfeabf7577e68c20f3f7ccf6a5ccb78b51c55acf10bdae78d56a7e9d9f459994
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SSDEEP
3072:S5K/B0toLafSNJ7lxwsx89TSdBgjMqqDL2/TOKXoG:ScytwPKTTSdBgQqqDL6SKt
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 2023-08-25_a5c4dde2e67f796e708092487650c5b8_gandcrab_JC.exe
Files
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2023-08-25_a5c4dde2e67f796e708092487650c5b8_gandcrab_JC.exe.exe windows:5 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