2024-02-23_3149b1d7ab7e141bb38521de517d1ffc_ryuk

Sharing

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General

Target

2024-02-23_3149b1d7ab7e141bb38521de517d1ffc_ryuk
Size

535KB
MD5

3149b1d7ab7e141bb38521de517d1ffc
SHA1

712680e36fbe2b46bc443fbd0fc6628352434d4a
SHA256

a662800dfefab186fc057ffecda89aef85f7486a23d263afbca83c6ad6db4760
SHA512

697933bb2d7dbf83dbb95c526f17628a96936b9c8c9e3fc456c0edb58c22b3baedbf034a7b33a74cdc2f61f86719ced46919d4afa66472c0a9c2fe2bd4ea74d6
SSDEEP

6144:IdBD+eelQT2tk4uzb3L2Or8t5Ky6vvuz0UPKQahoJ/APwG1XohbLRq2+8ooE24kQ:IdBKeMP2fX3WwvuzpGZoxRI8L4k/Sb

Score

1^/10

Malware Config

Signatures

Files

2024-02-23_3149b1d7ab7e141bb38521de517d1ffc_ryuk
.exe windows:5 windows x64 arch:x64

c7edc16e4afbe5856d6a6a9c91fa4d5f

Code Sign

5b:32:d2:7a:2e:b6:b4:cf:47:4f:83:97:38:12:9c:46
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Not Before

11/10/2017, 00:00

Not After

10/10/2019, 23:59

Subject

CN=北京布丁跳跳科技有限公司,OU=IT,O=北京布丁跳跳科技有限公司,L=Beijing,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

25:1f:5d:98:81:82:17:2e:3c:41:9e:01:4f:b0:40:4c
Certificate

Issuer

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Not Before

08/08/2009, 01:00

Not After

08/08/2024, 01:00

Subject

CN=WoSign Time Stamping Signer,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
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

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

17:7b:68:fb:e4:74:c7:69:f8:4e:87:90:2a:7a:f2:85
Certificate

Issuer

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

Not Before

10/10/2017, 00:00

Not After

10/10/2019, 23:59

Subject

CN=北京布丁跳跳科技有限公司,OU=IT,O=北京布丁跳跳科技有限公司,L=Beijing,C=CN

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

25:1f:5d:98:81:82:17:2e:3c:41:9e:01:4f:b0:40:4c
Certificate

Issuer

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Not Before

08/08/2009, 01:00

Not After

08/08/2024, 01:00

Subject

CN=WoSign Time Stamping Signer,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

55:f1:79:27:ea:de:e0:70:28:82:68:6d:4e:ed:ac:fb:01:4d:ac:30:27:f2:d1:31:0f:d8:07:76:af:14:17:cf
Signer

Actual PE Digest

55:f1:79:27:ea:de:e0:70:28:82:68:6d:4e:ed:ac:fb:01:4d:ac:30:27:f2:d1:31:0f:d8:07:76:af:14:17:cf

Digest Algorithm

sha256

PE Digest Matches

true

5a:fc:59:47:e8:81:63:7f:fc:00:b0:40:52:e3:98:8f:c3:1e:38:d4
Signer

Actual PE Digest

5a:fc:59:47:e8:81:63:7f:fc:00:b0:40:52:e3:98:8f:c3:1e:38:d4

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

shlwapi

PathFileExistsW

kernel32

GlobalFree
LocalAlloc
LocalFree
OpenProcess
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
ReadProcessMemory
ReadFile
FindClose
GetModuleHandleW
GetTempPathW
CreateDirectoryW
CreateFileW
DeleteFileW
FindNextFileW
MoveFileExW
MultiByteToWideChar
WideCharToMultiByte
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
VirtualAllocEx
WriteProcessMemory
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
IsValidCodePage
FindFirstFileExW
GetProcessHeap
SetFilePointerEx
FlushFileBuffers
GetConsoleMode
GetConsoleCP
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetFileType
GetACP
WriteFile
GetStdHandle
GetModuleHandleExW
ExitProcess
GlobalAlloc
WritePrivateProfileStringW
GetPrivateProfileStringW
SetEndOfFile
GetModuleFileNameW
LoadLibraryW
CloseHandle
GetProcAddress
FreeLibrary
SetStdHandle
WriteConsoleW
ReadConsoleW
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
LoadLibraryExW
RtlUnwindEx
RaiseException
RtlPcToFileHeader
InitializeSListHead
QueryPerformanceCounter
GetStartupInfoW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
SetEvent
ResetEvent
WaitForSingleObjectEx
IsDebuggerPresent

user32

SendMessageW
GetWindowThreadProcessId
GetClassNameW
EnumWindows
FindWindowExW

advapi32

RegOpenKeyExW
DuplicateTokenEx
LookupAccountSidW
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
GetTokenInformation
OpenProcessToken
RegSetValueExW
RegQueryValueExW
RegCreateKeyExW
RegCloseKey
ImpersonateLoggedOnUser
RevertToSelf

shell32

SHGetSpecialFolderPathW
SHGetFolderPathW

Sections

.text
Size: 235KB - Virtual size: 234KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 104KB - Virtual size: 104KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 344B

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: 161KB - Virtual size: 160KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c7edc16e4afbe5856d6a6a9c91fa4d5f

Code Sign

5b:32:d2:7a:2e:b6:b4:cf:47:4f:83:97:38:12:9c:46Certificate

Extended Key Usages

Key Usages

25:1f:5d:98:81:82:17:2e:3c:41:9e:01:4f:b0:40:4cCertificate

Extended Key Usages

Key Usages

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate

Extended Key Usages

Key Usages

17:7b:68:fb:e4:74:c7:69:f8:4e:87:90:2a:7a:f2:85Certificate

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

25:1f:5d:98:81:82:17:2e:3c:41:9e:01:4f:b0:40:4cCertificate

Extended Key Usages

Key Usages

55:f1:79:27:ea:de:e0:70:28:82:68:6d:4e:ed:ac:fb:01:4d:ac:30:27:f2:d1:31:0f:d8:07:76:af:14:17:cfSigner

5a:fc:59:47:e8:81:63:7f:fc:00:b0:40:52:e3:98:8f:c3:1e:38:d4Signer

Headers

DLL Characteristics

File Characteristics

Imports

shlwapi

kernel32

user32

advapi32

shell32

Sections

.text Size: 235KB - Virtual size: 234KB

.rdata Size: 104KB - Virtual size: 104KB

.data Size: 5KB - Virtual size: 11KB

.pdata Size: 13KB - Virtual size: 12KB

.gfids Size: 512B - Virtual size: 344B

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

.rsrc Size: 161KB - Virtual size: 160KB

.reloc Size: 3KB - Virtual size: 3KB

5b:32:d2:7a:2e:b6:b4:cf:47:4f:83:97:38:12:9c:46
Certificate

25:1f:5d:98:81:82:17:2e:3c:41:9e:01:4f:b0:40:4c
Certificate

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

17:7b:68:fb:e4:74:c7:69:f8:4e:87:90:2a:7a:f2:85
Certificate

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

25:1f:5d:98:81:82:17:2e:3c:41:9e:01:4f:b0:40:4c
Certificate

55:f1:79:27:ea:de:e0:70:28:82:68:6d:4e:ed:ac:fb:01:4d:ac:30:27:f2:d1:31:0f:d8:07:76:af:14:17:cf
Signer

5a:fc:59:47:e8:81:63:7f:fc:00:b0:40:52:e3:98:8f:c3:1e:38:d4
Signer

.text
Size: 235KB - Virtual size: 234KB

.rdata
Size: 104KB - Virtual size: 104KB

.data
Size: 5KB - Virtual size: 11KB

.pdata
Size: 13KB - Virtual size: 12KB

.gfids
Size: 512B - Virtual size: 344B

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

.rsrc
Size: 161KB - Virtual size: 160KB

.reloc
Size: 3KB - Virtual size: 3KB