2024-05-29_e484161d8d0d32aa6854926b5f002069_ryuk

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General

Target

2024-05-29_e484161d8d0d32aa6854926b5f002069_ryuk
Size

9.8MB
MD5

e484161d8d0d32aa6854926b5f002069
SHA1

81b1084a6de21d5acdbc74bd89dd61bea8048a85
SHA256

5d0abf19a330b888f3389cb3d29e128eb4b8260bf89da0f630faf1ca3280a160
SHA512

f4ffb7cc668b705f965d62f3d2dd8e0b78eec98dd3ca3a7e5379de887272cb6933eb2f128a4158950981026aeb9387bce909837bc230bc7aa0ec416ef030a51d
SSDEEP

196608:vGfCiYAv1LqMP3tlKXy6XWnA8GXJbqLIzc82giEucA5PTRsN:wCnA9uMllKiDAttWInLAju

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Files

2024-05-29_e484161d8d0d32aa6854926b5f002069_ryuk
.exe windows:5 windows x64 arch:x64

a62ff465f3ead2e578f02d3a2d749b7b

Code Sign

05:b0:ac:a9:c5:aa:80:e2:07:f1:6e:f9:bb:d0:4c:39
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

05/03/2019, 00:00

Not After

19/03/2021, 12:00

Subject

SERIALNUMBER=C1183477,CN=CISCO SYSTEMS\, INC.,O=CISCO SYSTEMS\, INC.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130a43616c69666f726e6961,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

ab:dd:67:65:f2:5a:ef:50:00:00:00:00:55:91:e9:0c
Certificate

Issuer

CN=Entrust Timestamping CA - TS1,OU=See www.entrust.net/legal-terms+OU=(c) 2015 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Not Before

05/10/2018, 20:30

Not After

05/01/2030, 21:00

Subject

CN=Entrust Time Stamping Authority,O=Entrust\, Inc.,L=Ottawa,ST=Ontario,C=CA

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

58:da:13:ff:00:00:00:00:51:ce:0d:f7
Certificate

Issuer

CN=Entrust.net Certification Authority (2048),OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)+OU=(c) 1999 Entrust.net Limited,O=Entrust.net

Not Before

22/07/2015, 19:02

Not After

22/06/2029, 19:32

Subject

CN=Entrust Timestamping CA - TS1,OU=See www.entrust.net/legal-terms+OU=(c) 2015 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

d1:d3:5f:f2:32:83:92:6b:be:a5:69:fc:de:61:fa:f4:3b:98:b0:23:74:71:00:03:ca:8a:b9:8a:c9:2f:57:e2
Signer

Actual PE Digest

d1:d3:5f:f2:32:83:92:6b:be:a5:69:fc:de:61:fa:f4:3b:98:b0:23:74:71:00:03:ca:8a:b9:8a:c9:2f:57:e2

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

kernel32

GetLastError
SetDllDirectoryW
GetModuleFileNameW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
LoadLibraryExW
GetShortPathNameW
FormatMessageW
LoadLibraryA
MultiByteToWideChar
WideCharToMultiByte
SetEndOfFile
HeapReAlloc
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetCommandLineA
ReadFile
CreateFileW
GetDriveTypeW
GetFileType
CloseHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
GetFullPathNameA
CreateDirectoryW
RemoveDirectoryW
FindClose
FindFirstFileExW
FindNextFileW
SetStdHandle
SetConsoleCtrlHandler
DeleteFileW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleCP
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
SetEnvironmentVariableA
GetFileAttributesExW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetProcessHeap
WriteConsoleW
GetTimeZoneInformation
HeapSize
RaiseException

ws2_32

ntohl

Sections

.text
Size: 133KB - Virtual size: 132KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 61KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 172B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 59KB - Virtual size: 58KB

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
FMT-CP-Config-Extractor_v1.0.pyc

Sharing

General

Malware Config

Signatures

Files

a62ff465f3ead2e578f02d3a2d749b7b

Code Sign

05:b0:ac:a9:c5:aa:80:e2:07:f1:6e:f9:bb:d0:4c:39Certificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

ab:dd:67:65:f2:5a:ef:50:00:00:00:00:55:91:e9:0cCertificate

Extended Key Usages

Key Usages

58:da:13:ff:00:00:00:00:51:ce:0d:f7Certificate

Extended Key Usages

Key Usages

d1:d3:5f:f2:32:83:92:6b:be:a5:69:fc:de:61:fa:f4:3b:98:b0:23:74:71:00:03:ca:8a:b9:8a:c9:2f:57:e2Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

ws2_32

Sections

.text Size: 133KB - Virtual size: 132KB

.rdata Size: 61KB - Virtual size: 60KB

.data Size: 3KB - Virtual size: 60KB

.pdata Size: 7KB - Virtual size: 7KB

.gfids Size: 512B - Virtual size: 172B

.rsrc Size: 59KB - Virtual size: 58KB

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

05:b0:ac:a9:c5:aa:80:e2:07:f1:6e:f9:bb:d0:4c:39
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

ab:dd:67:65:f2:5a:ef:50:00:00:00:00:55:91:e9:0c
Certificate

58:da:13:ff:00:00:00:00:51:ce:0d:f7
Certificate

d1:d3:5f:f2:32:83:92:6b:be:a5:69:fc:de:61:fa:f4:3b:98:b0:23:74:71:00:03:ca:8a:b9:8a:c9:2f:57:e2
Signer

.text
Size: 133KB - Virtual size: 132KB

.rdata
Size: 61KB - Virtual size: 60KB

.data
Size: 3KB - Virtual size: 60KB

.pdata
Size: 7KB - Virtual size: 7KB

.gfids
Size: 512B - Virtual size: 172B

.rsrc
Size: 59KB - Virtual size: 58KB

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