GandCrab[.]bin

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General

Target

GandCrab.bin
Size

183KB
MD5

07fadb006486953439ce0092651fd7a6
SHA1

e42431d37561cc695de03b85e8e99c9e31321742
SHA256

d77378dcc42b912e514d3bd4466cdda050dda9b57799a6c97f70e8489dd8c8d0
SHA512

5b09a07371bb5350b22c78aa3e7e673ba61ce72a964e072749a4633e2c15f416c05953cc6e6f6c586df010aa7f2c9c0ab87a014e4f732e5fdb2d58778a1fb437
SSDEEP

3072:Ealy19emgKe0QuYS3UmWuDTEltI3S/7IarDrjCgrQp0M7W:EaqxxDwx/7IS40MS

Score

10^/10

Malware Config

Signatures

Detects ransomware indicator 1 IoCs

Processes:

resource	yara_rule
sample	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 1 IoCs

Processes:

resource yara_rule

sample Gandcrab
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

GandCrab.bin

resource	yara_rule
sample	Gandcrab

resource
GandCrab.bin

Files

GandCrab.bin
.exe windows:5 windows x86 arch:x86

f54741bf2bc5cf600caac19212c9a72d

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

ExitThread
VirtualUnlock
OpenMutexW
GetSystemInfo
WaitForMultipleObjects
lstrcmpiW
GetUserDefaultUILanguage
DeleteCriticalSection
GetShortPathNameW
GetWindowsDirectoryW
GetVolumeInformationW
CreateThread
lstrcpyA
ExpandEnvironmentStringsW
GetTickCount
lstrcmpiA
Process32FirstW
Process32NextW
CreateToolhelp32Snapshot
LeaveCriticalSection
EnterCriticalSection
VirtualLock
FindFirstFileExW
WideCharToMultiByte
lstrcmpW
MoveFileW
FindClose
FindNextFileW
GetSystemTime
GetNativeSystemInfo
GetDriveTypeW
GetDiskFreeSpaceW
GetModuleFileNameW
VerSetConditionMask
VerifyVersionInfoW
SetLastError
LoadLibraryA
LocalAlloc
GetModuleHandleA
LocalFree
GlobalAlloc
MulDiv
GetTempPathW
GlobalFree
FindFirstFileW
ConnectNamedPipe
CreateNamedPipeW
CreateEventW
GetCurrentProcessId
GetFullPathNameW
SetStdHandle
GetConsoleMode
GetConsoleCP
FlushFileBuffers
OutputDebugStringW
HeapAlloc
RtlUnwind
TerminateProcess
OpenProcess
InitializeCriticalSection
GetDriveTypeA
GetCommandLineA
VirtualAlloc
GetProcessHeap
GetComputerNameW
WaitForSingleObject
SetErrorMode
GetSystemDefaultUILanguage
CreateMutexW
ExitProcess
GetSystemDefaultLangID
lstrcpyW
lstrcatW
GetProcAddress
GetLastError
LoadLibraryW
GetSystemDirectoryW
GetModuleHandleW
GetCurrentProcess
LoadLibraryExW
VirtualQuery
MultiByteToWideChar
VirtualFree
lstrlenA
CloseHandle
lstrlenW
CreateFileW
ReadFile
Sleep
WriteFile
LockFile
UnlockFile
SetFilePointerEx
GetStdHandle
LCMapStringW
IsDebuggerPresent
TlsSetValue
TlsGetValue
InitializeCriticalSectionAndSpinCount
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStringTypeW
HeapFree
GetModuleHandleExW
DecodePointer
EncodePointer
GetCurrentThreadId
GetCPInfo
GetOEMCP
IsProcessorFeaturePresent
IsValidCodePage
GetACP
WriteConsoleW

user32

DrawTextW
FillRect
wsprintfA
GetDC
wsprintfW
CreateWindowStationW
SetProcessWindowStation
SystemParametersInfoW
GetForegroundWindow
DrawTextA
ReleaseDC

gdi32

SetTextColor
DeleteDC
GetDeviceCaps
GetDIBits
SetBkColor
SetPixel
DeleteObject
SelectObject
CreateCompatibleDC
CreateCompatibleBitmap
CreateFontW
GetPixel
GetStockObject
GetBitmapBits
SetBitmapBits
CreateBitmap
GetObjectW

advapi32

GetTokenInformation
GetSidSubAuthorityCount
GetSidSubAuthority
OpenProcessToken
GetUserNameW
CryptDestroyKey
CryptGenKey
CryptEncrypt
CryptImportKey
CryptReleaseContext
CryptGetKeyParam
CryptAcquireContextW
CryptExportKey
RegSetValueExW
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
RegCreateKeyExW

shell32

SHGetSpecialFolderPathW
ShellExecuteW
ShellExecuteExW

ole32

CoInitialize
CoUninitialize
CoCreateInstance

mpr

WNetCloseEnum
WNetOpenEnumW
WNetEnumResourceW

wininet

HttpOpenRequestW
InternetOpenW
InternetCloseHandle
HttpQueryInfoA
InternetConnectW
HttpSendRequestW

xpsprint

StartXpsPrintJob

rpcrt4

RpcBindingFromStringBindingW
NdrClientCall2
RpcStringFreeW
RpcBindingFree
RpcBindingSetAuthInfoExW
RpcStringBindingComposeW

Sections

.text
Size: 77KB - Virtual size: 77KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 71KB - Virtual size: 78KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f54741bf2bc5cf600caac19212c9a72d

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

mpr

wininet

xpsprint

rpcrt4

Sections

.text Size: 77KB - Virtual size: 77KB

.rdata Size: 28KB - Virtual size: 27KB

.data Size: 71KB - Virtual size: 78KB

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 5KB - Virtual size: 4KB

.text
Size: 77KB - Virtual size: 77KB

.rdata
Size: 28KB - Virtual size: 27KB

.data
Size: 71KB - Virtual size: 78KB

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 5KB - Virtual size: 4KB