Behavioral task
behavioral1
Sample
a46051846a7697f067dbe877b4950772_gandcrab_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
a46051846a7697f067dbe877b4950772_gandcrab_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
a46051846a7697f067dbe877b4950772_gandcrab_JC.exe
-
Size
73KB
-
MD5
a46051846a7697f067dbe877b4950772
-
SHA1
4de816c944185bfb4c25d4b1709c74f64635d792
-
SHA256
12461e7d466f89994136e45e7c9b1043ea4a2957bd0c257e12430c12fc8c321a
-
SHA512
6e942383205ba3ad22ec581399a71661b1c9d9107dcb47c7c739481828b998ca88995a4f554b2607a4039f4491fcb528356f4ab710da5007d0ebc8004bf2c980
-
SSDEEP
1536:v555555555555pmgSeGDjtQhnwmmB0ywoMqqU+2bbbAV2/S2mr3IdE8mne0Avu5V:wMSjOnrmBooMqqDL2/mr3IdE8we0Avuj
Malware Config
Extracted
gandcrab
http://gdcbghvjyqy7jclk.onion.top/
Signatures
-
GandCrab payload 1 IoCs
resource yara_rule sample family_gandcrab -
Gandcrab family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a46051846a7697f067dbe877b4950772_gandcrab_JC.exe
Files
-
a46051846a7697f067dbe877b4950772_gandcrab_JC.exe.exe windows x86
40306b615af659fc1f93cfb121cc38d9
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
SetFilePointer
GetFileAttributesW
ReadFile
GetLastError
MoveFileW
lstrcpyW
SetFileAttributesW
CreateMutexW
GetDriveTypeW
VerSetConditionMask
WaitForSingleObject
GetTickCount
InitializeCriticalSection
OpenProcess
GetSystemDirectoryW
TerminateThread
Sleep
TerminateProcess
VerifyVersionInfoW
WaitForMultipleObjects
DeleteCriticalSection
ExpandEnvironmentStringsW
lstrlenW
SetHandleInformation
lstrcatA
MultiByteToWideChar
CreatePipe
lstrcmpiA
Process32NextW
CreateToolhelp32Snapshot
LeaveCriticalSection
EnterCriticalSection
FindFirstFileW
lstrcmpW
FindClose
FindNextFileW
GetNativeSystemInfo
GetComputerNameW
GetDiskFreeSpaceW
GetWindowsDirectoryW
GetVolumeInformationW
LoadLibraryA
lstrcmpiW
VirtualFree
CreateThread
CloseHandle
lstrcatW
CreateFileMappingW
ExitThread
CreateFileW
GetModuleFileNameW
WriteFile
GetModuleHandleW
UnmapViewOfFile
MapViewOfFile
GetFileSize
GetEnvironmentVariableW
lstrcpyA
GetModuleHandleA
VirtualAlloc
Process32FirstW
GetTempPathW
GetProcAddress
GetProcessHeap
HeapFree
HeapAlloc
lstrlenA
CreateProcessW
ExitProcess
IsProcessorFeaturePresent
user32
wsprintfW
TranslateMessage
RegisterClassExW
LoadIconW
SetWindowLongW
EndPaint
BeginPaint
LoadCursorW
GetMessageW
ShowWindow
CreateWindowExW
SendMessageW
DispatchMessageW
DefWindowProcW
UpdateWindow
GetForegroundWindow
DestroyWindow
gdi32
TextOutW
advapi32
CryptExportKey
AllocateAndInitializeSid
RegSetValueExW
RegCreateKeyExW
RegCloseKey
CryptAcquireContextW
CryptGetKeyParam
CryptReleaseContext
CryptImportKey
CryptEncrypt
CryptGenKey
CryptDestroyKey
GetUserNameW
RegQueryValueExW
RegOpenKeyExW
FreeSid
shell32
SHGetSpecialFolderPathW
ShellExecuteExW
ShellExecuteW
crypt32
CryptStringToBinaryA
CryptBinaryToStringA
wininet
InternetCloseHandle
HttpAddRequestHeadersW
HttpSendRequestW
InternetConnectW
HttpOpenRequestW
InternetOpenW
InternetReadFile
psapi
EnumDeviceDrivers
GetDeviceDriverBaseNameW
Sections
.text Size: 32KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 4B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ