2024-01-23_8aad2a16feea0eaea5826a3bd7145acc_ryuk

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General

Target

2024-01-23_8aad2a16feea0eaea5826a3bd7145acc_ryuk
Size

1004KB
MD5

8aad2a16feea0eaea5826a3bd7145acc
SHA1

aa93cfedba5f0a31f397e5c9a38e2465dea4a126
SHA256

82c2640436f23620f00b41f33866c780c98c448c0e95c2c02399bed3e5bbcbe2
SHA512

960487bdfa7d395070555021d1d32ad8769c8fef0d107eed8d1c9f4293b156d8c2383bbf5bc2947bf430e8365873a0d2dd36a9ffb9cd5810edcae0b0aac672f2
SSDEEP

12288:WV93huvS8BVZn/zS0tYq+ZX+BsHi6X6NItoTHTDCDbaMr:guvtx6q+2sH3X6Naazqak

Score

1^/10

Malware Config

Signatures

Files

2024-01-23_8aad2a16feea0eaea5826a3bd7145acc_ryuk
.exe windows:5 windows x64 arch:x64

e02c4ea52128eea49b871e93ce5c7ef0

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

03:7e:56:a1:9d:56:78:8e:01:f1:26:30:95:1b:f5:cc
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

12/09/2018, 00:00

Not After

11/09/2021, 23:59

Subject

CN=HP Inc,OU=Print Software Platform,O=HP Inc,L=Palo Alto,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:6d:9d:a5:3e:87:00:9d:33:49:00:00:00:00:00:6d
Certificate

Issuer

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

20/09/2018, 19:45

Not After

20/09/2019, 19:45

Subject

CN=Microsoft Windows Hardware Compatibility Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0b:aa:c1:00:00:00:00:00:09
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

18/04/2012, 23:48

Not After

18/04/2027, 23:58

Subject

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

54:25:bd:d0:5c:8f:c1:e9:59:84:6f:6a:8a:72:3c:a2:a3:f7:5d:60:b1:ee:db:b9:a4:d1:e9:cc:b5:7e:00:6d
Signer

Actual PE Digest

54:25:bd:d0:5c:8f:c1:e9:59:84:6f:6a:8a:72:3c:a2:a3:f7:5d:60:b1:ee:db:b9:a4:d1:e9:cc:b5:7e:00:6d

Digest Algorithm

sha256

PE Digest Matches

true

9a:ef:59:e6:8e:36:91:3f:8e:74:8a:92:ec:84:ef:71:99:f7:99:3d
Signer

Actual PE Digest

9a:ef:59:e6:8e:36:91:3f:8e:74:8a:92:ec:84:ef:71:99:f7:99:3d

Digest Algorithm

sha1

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

WaitForSingleObject
ReleaseMutex
CloseHandle
FormatMessageW
LocalFree
GetModuleFileNameW
LoadLibraryW
GetProcAddress
FreeLibrary
VerSetConditionMask
VerifyVersionInfoW
GetLocaleInfoW
GetSystemPowerStatus
FindNextFileW
FindClose
CreateMutexW
FreeEnvironmentStringsW
GetEnvironmentStringsW
LocalAlloc
GetTickCount
GetLastError
GetCommandLineW
DeleteFileW
SetEndOfFile
HeapSize
WriteConsoleW
ReadConsoleW
SetStdHandle
SetEnvironmentVariableW
SetEnvironmentVariableA
GetOEMCP
IsValidCodePage
GetCurrentThreadId
DebugBreak
IsDebuggerPresent
OutputDebugStringA
OutputDebugStringW
GetTempPathW
GetSystemTimeAsFileTime
FindFirstFileExW
GetProcessHeap
CreateFileW
SetFilePointerEx
ReadFile
GetConsoleCP
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetTimeFormatW
GetDateFormatW
GetTimeZoneInformation
GetFileType
GetACP
GetCommandLineA
WriteFile
GetStdHandle
GetModuleHandleExW
ExitProcess
HeapFree
HeapReAlloc
HeapAlloc
SetConsoleMode
ReadConsoleInputA
GetConsoleMode
RtlUnwindEx
RaiseException
RtlPcToFileHeader
CreateTimerQueue
UnregisterWaitEx
QueryDepthSList
InterlockedFlushSList
InterlockedPushEntrySList
InterlockedPopEntrySList
ReleaseSemaphore
DuplicateHandle
VirtualProtect
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
CompareStringW
LCMapStringW
QueryPerformanceCounter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
GetCPInfo
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
GetCurrentProcessId
InitializeSListHead
SignalObjectAndWait
SwitchToThread
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetCurrentThread
GetThreadTimes
FreeLibraryAndExitThread
GetModuleHandleA
LoadLibraryExW
GetVersionExW
VirtualAlloc
VirtualFree

user32

GetSystemMetrics

winspool.drv

GetPrinterW
GetJobW
EnumPortsW
EnumJobsW
ClosePrinter
OpenPrinterW

advapi32

RegQueryValueExW
RegOpenKeyExW
FreeSid
SetNamedSecurityInfoW
SetEntriesInAclW
AllocateAndInitializeSid
RegCloseKey

shell32

SHGetSpecialFolderPathW
SHCreateDirectoryExW
CommandLineToArgvW
SHGetFolderPathW

ole32

CoTaskMemFree
CoInitialize
CoCreateInstance
CoSetProxyBlanket
StringFromGUID2
CoUninitialize

oleaut32

GetErrorInfo
SysAllocString
SysFreeString
VariantInit
VariantCopy
VariantClear
SafeArrayGetLBound
SafeArrayGetUBound
SafeArrayGetElement

shlwapi

PathRemoveExtensionW
PathFileExistsW
PathIsDirectoryW
PathRemoveFileSpecW
PathCombineW

urlmon

ObtainUserAgentString

version

VerQueryValueW
GetFileVersionInfoW
GetFileVersionInfoSizeW

rpcrt4

UuidCreate

wininet

HttpQueryInfoW
InternetConnectW
InternetOpenA
InternetCloseHandle
HttpSendRequestW
HttpOpenRequestW
InternetReadFile

Sections

.text
Size: 666KB - Virtual size: 666KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 257KB - Virtual size: 257KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 17KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e02c4ea52128eea49b871e93ce5c7ef0

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

03:7e:56:a1:9d:56:78:8e:01:f1:26:30:95:1b:f5:ccCertificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

33:00:00:00:6d:9d:a5:3e:87:00:9d:33:49:00:00:00:00:00:6dCertificate

Extended Key Usages

61:0b:aa:c1:00:00:00:00:00:09Certificate

Key Usages

54:25:bd:d0:5c:8f:c1:e9:59:84:6f:6a:8a:72:3c:a2:a3:f7:5d:60:b1:ee:db:b9:a4:d1:e9:cc:b5:7e:00:6dSigner

9a:ef:59:e6:8e:36:91:3f:8e:74:8a:92:ec:84:ef:71:99:f7:99:3dSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

winspool.drv

advapi32

shell32

ole32

oleaut32

shlwapi

urlmon

version

rpcrt4

wininet

Sections

.text Size: 666KB - Virtual size: 666KB

.rdata Size: 257KB - Virtual size: 257KB

.data Size: 17KB - Virtual size: 24KB

.pdata Size: 34KB - Virtual size: 34KB

.gfids Size: 4KB - Virtual size: 4KB

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 6KB - Virtual size: 6KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

03:7e:56:a1:9d:56:78:8e:01:f1:26:30:95:1b:f5:cc
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

33:00:00:00:6d:9d:a5:3e:87:00:9d:33:49:00:00:00:00:00:6d
Certificate

61:0b:aa:c1:00:00:00:00:00:09
Certificate

54:25:bd:d0:5c:8f:c1:e9:59:84:6f:6a:8a:72:3c:a2:a3:f7:5d:60:b1:ee:db:b9:a4:d1:e9:cc:b5:7e:00:6d
Signer

9a:ef:59:e6:8e:36:91:3f:8e:74:8a:92:ec:84:ef:71:99:f7:99:3d
Signer

.text
Size: 666KB - Virtual size: 666KB

.rdata
Size: 257KB - Virtual size: 257KB

.data
Size: 17KB - Virtual size: 24KB

.pdata
Size: 34KB - Virtual size: 34KB

.gfids
Size: 4KB - Virtual size: 4KB

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 6KB - Virtual size: 6KB