2024-01-23_072713088607239d8b19d6763f128f09_ryuk

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General

Target

2024-01-23_072713088607239d8b19d6763f128f09_ryuk
Size

337KB
MD5

072713088607239d8b19d6763f128f09
SHA1

877dacf986e736aadcc54754393dab089d440ee0
SHA256

ab33c4756849293183b47fe4f610855cc74daedb396bb4cb8c5ee70e8adc5300
SHA512

4b3a5a1a2e2a2eaedc5e6a83e1c54f2ebcfc8260eb14b86e26474b656626d444bedd04b8b613a5e84b43698e6a2dd43d4e554ce507c37f5190c76221ca987078
SSDEEP

6144:xx2nr9vrBB6OGAU4IP2ryXD4AaoOwAr4PGjJYpu/JlbRcs4Bjvlyw+3c6qViriYx:xcCO3U4I8yXDkoOUPGjepyjc9BjtyT3h

Score

1^/10

Malware Config

Signatures

Files

2024-01-23_072713088607239d8b19d6763f128f09_ryuk
.exe windows:5 windows x64 arch:x64

5da82ab0f50a2e3e024c04039feedda9

Code Sign

91:60:3c:d8:b3:6c:97:1d:80:1f:b5:3c:7a:1a:59:16
Certificate

Issuer

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

06/11/2017, 00:00

Not After

05/11/2020, 23:59

Subject

CN=FUJITSU LIMITED,O=FUJITSU LIMITED,POSTALCODE=105-7123,STREET=HIGASHISHINBASHI 1-5-2,L=MINATO-KU,ST=TOKYO-TO,C=JP

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

Issuer

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

09/05/2013, 00:00

Not After

08/05/2028, 23:59

Subject

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0b
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

31/12/2015, 00:00

Not After

09/07/2019, 18:40

Subject

CN=COMODO SHA-1 Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

65:25:2d:a4:8b:a8:97:df:72:8f:1a:d8:54:45:4a:57:64:51:98:9a
Signer

Actual PE Digest

65:25:2d:a4:8b:a8:97:df:72:8f:1a:d8:54:45:4a:57:64:51:98:9a

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

version

GetFileVersionInfoSizeA
VerQueryValueA
GetFileVersionInfoA

rpcrt4

NdrServerCall2
RpcStringBindingComposeA
RpcBindingFromStringBindingA
RpcStringFreeA
RpcBindingFree
RpcMgmtStopServerListening
RpcServerRegisterIf
RpcServerUseProtseqA
RpcServerInqBindings
RpcEpRegisterA
RpcServerListen
RpcMgmtWaitServerListen
RpcEpUnregister
RpcBindingVectorFree
RpcServerUnregisterIf

ws2_32

getservbyname
inet_addr
htonl
gethostbyname
WSAStartup
ntohs
gethostbyaddr
WSAGetLastError
htons
inet_ntoa
WSACleanup
WSASetLastError
getservbyport

shell32

SHGetFolderPathW
SHCreateDirectoryExW

shlwapi

PathRemoveFileSpecW
PathRemoveBackslashW

kernel32

GetModuleFileNameA
GetLastError
lstrlenA
lstrcpynA
SetLastError
HeapAlloc
GetProcessHeap
HeapFree
GetCurrentThreadId
CloseHandle
lstrcpyA
GetFileSize
SetFilePointer
ReadFile
WriteFile
Sleep
CreateFileA
CreateMailslotA
GetMailslotInfo
CreateFileW
IsDBCSLeadByte
GetCurrentDirectoryA
lstrcatA
MoveFileExA
GetLocalTime
GetCurrentProcessId
SetEvent
WaitForSingleObject
CreateMutexA
CreateEventA
ReleaseMutex
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetExitCodeThread
TerminateThread
MultiByteToWideChar
GetProcAddress
LoadLibraryA
GetSystemDirectoryA
lstrcmpiW
ResetEvent
GetComputerNameA
OpenMutexA
CreateProcessA
GetTickCount
lstrlenW
DeleteFileW
FindFirstFileW
lstrcmpW
FindNextFileW
FindClose
GetVersionExA
lstrcmpA
GlobalAlloc
GlobalFree
ExitProcess
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
CreateThread
LoadLibraryExW
GetCPInfo
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
RtlUnwindEx
RaiseException
EncodePointer
RtlPcToFileHeader
InitializeSListHead
GetSystemTimeAsFileTime
QueryPerformanceCounter
GetModuleHandleW
WideCharToMultiByte
GetStdHandle
GetCommandLineA
GetACP
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
HeapSize
HeapReAlloc
GetConsoleCP
GetFileType
LCMapStringW
GetStringTypeW
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetConsoleMode
SetFilePointerEx
FlushFileBuffers
FreeLibrary
WriteConsoleW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW

user32

CharNextA
wsprintfA
GetUserObjectSecurity
SetUserObjectSecurity
CharPrevA
wsprintfW
IsWindow
PostMessageA
PostQuitMessage
DefWindowProcA
GetClassInfoExA
RegisterClassExA
FindWindowA
CreateWindowExA
GetMessageA
TranslateMessage
DispatchMessageA
UnregisterClassA
wvsprintfA

advapi32

CryptDestroyHash
CryptGetHashParam
CryptHashData
CryptCreateHash
CryptAcquireContextA
StartServiceCtrlDispatcherA
RegisterServiceCtrlHandlerA
SetServiceStatus
SetSecurityDescriptorDacl
AddAccessAllowedAce
AddAce
GetAce
InitializeAcl
GetLengthSid
GetAclInformation
GetSecurityDescriptorDacl
FreeSid
InitializeSecurityDescriptor
AllocateAndInitializeSid
RegDeleteValueA
RegQueryValueExA
RegSetValueExA
RegCloseKey
RegCreateKeyExA
RegOpenKeyExA
ReportEventA
DeregisterEventSource
RegisterEventSourceA
CryptReleaseContext

Sections

.text
Size: 196KB - Virtual size: 196KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 111KB - Virtual size: 110KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 232B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5da82ab0f50a2e3e024c04039feedda9

Code Sign

91:60:3c:d8:b3:6c:97:1d:80:1f:b5:3c:7a:1a:59:16Certificate

Extended Key Usages

Key Usages

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:afCertificate

Extended Key Usages

Key Usages

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0bCertificate

Extended Key Usages

Key Usages

65:25:2d:a4:8b:a8:97:df:72:8f:1a:d8:54:45:4a:57:64:51:98:9aSigner

Headers

DLL Characteristics

File Characteristics

Imports

version

rpcrt4

ws2_32

shell32

shlwapi

kernel32

user32

advapi32

Sections

.text Size: 196KB - Virtual size: 196KB

.rdata Size: 111KB - Virtual size: 110KB

.data Size: 4KB - Virtual size: 8KB

.pdata Size: 10KB - Virtual size: 10KB

.gfids Size: 512B - Virtual size: 232B

.rsrc Size: 6KB - Virtual size: 5KB

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

91:60:3c:d8:b3:6c:97:1d:80:1f:b5:3c:7a:1a:59:16
Certificate

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0b
Certificate

65:25:2d:a4:8b:a8:97:df:72:8f:1a:d8:54:45:4a:57:64:51:98:9a
Signer

.text
Size: 196KB - Virtual size: 196KB

.rdata
Size: 111KB - Virtual size: 110KB

.data
Size: 4KB - Virtual size: 8KB

.pdata
Size: 10KB - Virtual size: 10KB

.gfids
Size: 512B - Virtual size: 232B

.rsrc
Size: 6KB - Virtual size: 5KB

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