2024-01-18_b181027520da0a30377a28ca211521bc_ryuk

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General

Target

2024-01-18_b181027520da0a30377a28ca211521bc_ryuk
Size

12.9MB
MD5

b181027520da0a30377a28ca211521bc
SHA1

17850b34b140d98f01b1fd904234cb075f43ef4b
SHA256

07bcaad188b6f29e1d0b6c273a3766eccae0e575d11c74fbb8a0a121f66d389e
SHA512

03e023cafccc8ee30f3edeb9df28ebda92eb1136c20f66abe98863c7c444ba9493929921811c56ed2261b7c346b428293450f9f81507155c04c49bc6d75bc5e9
SSDEEP

393216:NhKQqo+PNPXQnr3bp549IZJGbMtDj6CT21IYx:NhKQqo+1PXCr3/ZZ8Mtv6CbYx

Score

1^/10

Malware Config

Signatures

Files

2024-01-18_b181027520da0a30377a28ca211521bc_ryuk
.exe windows:6 windows x64 arch:x64

3f4736a81ca6cfaf837fd88221b1599c

Code Sign

3c:31:d0:9d:8a:2b:55:88:42:00:0a:53:7e:54:d1:a8
Certificate

Issuer

CN=Sandnes Pro-Service AS

Not Before

13/12/2023, 10:11

Not After

13/12/2024, 10:31

Subject

CN=Sandnes Pro-Service AS

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d7:74:ed:9b:6a:b3:ea:d6:93:e8:5a:2a:2f:1c:53:5a:88:43:39:98:79:c7:7f:e3:5a:06:61:89:66:62:99:1f
Signer

Actual PE Digest

d7:74:ed:9b:6a:b3:ea:d6:93:e8:5a:2a:2f:1c:53:5a:88:43:39:98:79:c7:7f:e3:5a:06:61:89:66:62:99:1f

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

shell32

SHGetFolderPathW

ole32

CoCreateInstance
CoInitialize
CreateStreamOnHGlobal

windowscodecs

WICConvertBitmapSource

user32

CreateWindowExA
DefWindowProcA
DestroyWindow
GetDC
GetMonitorInfoA
LoadCursorA
MonitorFromPoint
RegisterClassA
ReleaseDC
UpdateLayeredWindow

gdi32

CreateCompatibleDC
CreateDIBSection
DeleteDC
GetObjectA
SelectObject

shlwapi

PathFileExistsW

kernel32

CloseHandle
CreateDirectoryW
CreateFileMappingW
CreateFileW
CreateProcessW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceA
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileSize
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTempPathW
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadResource
LockResource
MapViewOfFile
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableA
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SizeofResource
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
UnmapViewOfFile
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 170KB - Virtual size: 169KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 56KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 91KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 12.6MB - Virtual size: 12.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3f4736a81ca6cfaf837fd88221b1599c

Code Sign

3c:31:d0:9d:8a:2b:55:88:42:00:0a:53:7e:54:d1:a8Certificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

d7:74:ed:9b:6a:b3:ea:d6:93:e8:5a:2a:2f:1c:53:5a:88:43:39:98:79:c7:7f:e3:5a:06:61:89:66:62:99:1fSigner

Headers

DLL Characteristics

File Characteristics

Imports

shell32

ole32

windowscodecs

user32

gdi32

shlwapi

kernel32

Sections

.text Size: 170KB - Virtual size: 169KB

.rdata Size: 56KB - Virtual size: 55KB

.data Size: 3KB - Virtual size: 91KB

.pdata Size: 5KB - Virtual size: 5KB

.00cfg Size: 512B - Virtual size: 56B

.gxfg Size: 5KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 12.6MB - Virtual size: 12.6MB

.reloc Size: 2KB - Virtual size: 1KB

3c:31:d0:9d:8a:2b:55:88:42:00:0a:53:7e:54:d1:a8
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

d7:74:ed:9b:6a:b3:ea:d6:93:e8:5a:2a:2f:1c:53:5a:88:43:39:98:79:c7:7f:e3:5a:06:61:89:66:62:99:1f
Signer

.text
Size: 170KB - Virtual size: 169KB

.rdata
Size: 56KB - Virtual size: 55KB

.data
Size: 3KB - Virtual size: 91KB

.pdata
Size: 5KB - Virtual size: 5KB

.00cfg
Size: 512B - Virtual size: 56B

.gxfg
Size: 5KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 12.6MB - Virtual size: 12.6MB

.reloc
Size: 2KB - Virtual size: 1KB