2024-03-19_dda6a37a870ecde31a7676efa37ffe3b_ryuk

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General

Target

2024-03-19_dda6a37a870ecde31a7676efa37ffe3b_ryuk
Size

1.1MB
MD5

dda6a37a870ecde31a7676efa37ffe3b
SHA1

9a37be07bb9d4b9525f4f9b868c71caeefc4e1b6
SHA256

ac11aba4ecd5a369430638895d2a41d2b032df73280522b74d8eba3e7a4301fc
SHA512

fa342e914f4bb4da56a2903ccdc73830db99867bb8891e2389bf74d74b44939b20ce378f4131d00ad397f2fa2f0574fdae585a17a642b0ccaa6a3567947b7003
SSDEEP

12288:kbv0LFVxw7ADKeq5CAgNfhUNMOtw9uWZhriMCe7Y:kbMLFVxw2KPgZhEM+w9dZh+

Score

1^/10

Malware Config

Signatures

Files

2024-03-19_dda6a37a870ecde31a7676efa37ffe3b_ryuk
.exe windows:10 windows x64 arch:x64

f52a84a99f2c953a23b290a8919dd3df

Code Sign

33:00:00:00:9d:42:68:ee:31:1c:d7:56:bd:00:00:00:00:00:9d
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

30/03/2016, 19:21

Not After

30/06/2017, 19:21

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:148C-C4B9-2066,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:09:e3:cd:ca:94:10:16:a2:98:00:01:00:00:01:09
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

04/06/2015, 17:42

Not After

04/09/2016, 17:42

Subject

CN=Microsoft Corporation,OU=AOC,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:f4:e5:a3:b4:c6:7d:a1:61:22:00:00:00:00:00:f4
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/01/2016, 18:39

Not After

06/04/2017, 18:39

Subject

CN=Microsoft Corporation,OU=AOC,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

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

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7d:6b:a7:7f:d9:0d:ac:1a:56:56:0b:82:8d:1b:dc:d8:a6:70:9d:9c:9d:5d:45:a2:25:77:af:91:e5:ef:fc:1e
Signer

Actual PE Digest

7d:6b:a7:7f:d9:0d:ac:1a:56:56:0b:82:8d:1b:dc:d8:a6:70:9d:9c:9d:5d:45:a2:25:77:af:91:e5:ef:fc:1e

Digest Algorithm

sha256

PE Digest Matches

false

6c:60:e2:fe:fc:d8:9f:d1:81:e7:a8:7f:b7:6d:7b:9d:45:32:79:f1
Signer

Actual PE Digest

6c:60:e2:fe:fc:d8:9f:d1:81:e7:a8:7f:b7:6d:7b:9d:45:32:79:f1

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

Elevated_MpMiniSigStub.pdb

Imports

kernel32

MultiByteToWideChar
WideCharToMultiByte
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
TerminateProcess
HeapAlloc
HeapFree
GetProcessHeap
GetModuleFileNameW
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
SetLastError
GetStringTypeW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
RaiseException
TlsGetValue
TlsSetValue
TlsFree
LCMapStringW
SetStdHandle
GetFileType
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
CreateFileW
CreateDirectoryW
SizeofResource
RemoveDirectoryW
WaitForSingleObject
GetSystemDirectoryW
SetFileAttributesW
Sleep
LockResource
DeleteFileW
LoadResource
FindResourceW
GetCurrentDirectoryW
SetCurrentDirectoryW
CreateProcessW
GetSystemWindowsDirectoryW
GetExitCodeProcess
HeapSetInformation
GetEnvironmentVariableW
GetFileAttributesW
OpenProcess
SetEvent
IsDebuggerPresent
FreeLibrary
GetCurrentProcessId
CloseHandle
Process32FirstW
Process32NextW
GetLastError
CreateToolhelp32Snapshot
LeaveCriticalSection
GetCurrentProcess
TlsAlloc
EnterCriticalSection
EncodePointer

ole32

CoCreateGuid

ntdll

RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext

advapi32

RegCloseKey
GetTokenInformation
RegQueryValueExW
AddAccessAllowedAce
GetLengthSid
RegDeleteValueW
RegOpenKeyExW
InitializeAcl
InitializeSecurityDescriptor
FreeSid
OpenProcessToken
RegSetValueExW
IsValidSid
CopySid
RegCreateKeyExW
AllocateAndInitializeSid
SetSecurityDescriptorDacl
TraceMessage

rpcrt4

UuidCreate

Sections

.text
Size: 112KB - Virtual size: 111KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 54KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 924KB - Virtual size: 924KB

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

f52a84a99f2c953a23b290a8919dd3df

Code Sign

33:00:00:00:9d:42:68:ee:31:1c:d7:56:bd:00:00:00:00:00:9dCertificate

Extended Key Usages

33:00:00:01:09:e3:cd:ca:94:10:16:a2:98:00:01:00:00:01:09Certificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:00:f4:e5:a3:b4:c6:7d:a1:61:22:00:00:00:00:00:f4Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

7d:6b:a7:7f:d9:0d:ac:1a:56:56:0b:82:8d:1b:dc:d8:a6:70:9d:9c:9d:5d:45:a2:25:77:af:91:e5:ef:fc:1eSigner

6c:60:e2:fe:fc:d8:9f:d1:81:e7:a8:7f:b7:6d:7b:9d:45:32:79:f1Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

ole32

ntdll

advapi32

rpcrt4

Sections

.text Size: 112KB - Virtual size: 111KB

.rdata Size: 54KB - Virtual size: 54KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 7KB - Virtual size: 6KB

.rsrc Size: 924KB - Virtual size: 924KB

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

33:00:00:00:9d:42:68:ee:31:1c:d7:56:bd:00:00:00:00:00:9d
Certificate

33:00:00:01:09:e3:cd:ca:94:10:16:a2:98:00:01:00:00:01:09
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:00:f4:e5:a3:b4:c6:7d:a1:61:22:00:00:00:00:00:f4
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

7d:6b:a7:7f:d9:0d:ac:1a:56:56:0b:82:8d:1b:dc:d8:a6:70:9d:9c:9d:5d:45:a2:25:77:af:91:e5:ef:fc:1e
Signer

6c:60:e2:fe:fc:d8:9f:d1:81:e7:a8:7f:b7:6d:7b:9d:45:32:79:f1
Signer

.text
Size: 112KB - Virtual size: 111KB

.rdata
Size: 54KB - Virtual size: 54KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 7KB - Virtual size: 6KB

.rsrc
Size: 924KB - Virtual size: 924KB

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