2024-03-19_b24073d3301efdb86ca60a395a44e8bb_ryuk

Sharing

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General

Target

2024-03-19_b24073d3301efdb86ca60a395a44e8bb_ryuk
Size

2.6MB
MD5

b24073d3301efdb86ca60a395a44e8bb
SHA1

e7803ffe43fad550c2118b6f395d5ee6b473bf76
SHA256

7f9480b21daa21e66ed7c9f8f731f0b9f438006bc9ac3e26cf3223726c6d5747
SHA512

016ea65ea64015f87e8ab808482f2db5a57a1751988efacef437985a1c05a8f4affdab2aa278528c34cb9732b8cc1adec4832c4936c3815dd2dadad551b801fc
SSDEEP

49152:Ff9YPH2EPq5WAnuoSKFbC9N9wBKqPDQ4lxKBaD:55mq5trnG9N96LJxiQ

Score

1^/10

Malware Config

Signatures

Files

2024-03-19_b24073d3301efdb86ca60a395a44e8bb_ryuk
.exe windows:6 windows x64 arch:x64

08c66ff3672fc0b8192e42edf7829dbb

Code Sign

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

31/05/2021, 06:43

Not After

17/09/2029, 06:43

Subject

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

09:c5:cc:f8:bb:66:7d:71:37:aa:c1:59:80:06:cb:31
Certificate

Issuer

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

02/11/2023, 08:32

Not After

30/10/2034, 08:32

Subject

CN=Certum Timestamp 2023,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0d:6a:73:d0:15:d3:84:9c:e5:43:01:d1:77:5c:08:f4
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

20/10/2023, 00:00

Not After

22/10/2026, 23:59

Subject

CN=Beijing Duyou Science and Technology Co.\,Ltd.,O=Beijing Duyou Science and Technology Co.\,Ltd.,ST=Beijing,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0d:6a:73:d0:15:d3:84:9c:e5:43:01:d1:77:5c:08:f4
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

20/10/2023, 00:00

Not After

22/10/2026, 23:59

Subject

CN=Beijing Duyou Science and Technology Co.\,Ltd.,O=Beijing Duyou Science and Technology Co.\,Ltd.,ST=Beijing,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

a5:07:f6:c0:46:3d:d1:51:cf:e4:26:b2:0f:99:52:27:92:48:0d:93:da:a1:c8:0d:06:43:f9:6d:52:dd:8a:6b
Signer

Actual PE Digest

a5:07:f6:c0:46:3d:d1:51:cf:e4:26:b2:0f:99:52:27:92:48:0d:93:da:a1:c8:0d:06:43:f9:6d:52:dd:8a:6b

Digest Algorithm

sha256

PE Digest Matches

false

06:0e:71:4a:75:8c:cb:a9:84:3e:cd:94:85:88:1a:51:50:bb:47:39
Signer

Actual PE Digest

06:0e:71:4a:75:8c:cb:a9:84:3e:cd:94:85:88:1a:51:50:bb:47:39

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

CloseHandle
CompareStringW
CreateEventW
CreateFileW
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileSizeEx
GetFileType
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetUserDefaultLCID
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
VirtualAlloc
WaitForSingleObjectEx
WideCharToMultiByte
WriteConsoleW
WriteFile
__C_specific_handler

user32

MessageBoxW

api-ms-win-core-enclave-l1-1-1

CallEnclave

Sections

.text
Size: 135KB - Virtual size: 134KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 68KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 92B

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2.3MB - Virtual size: 2.3MB

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

08c66ff3672fc0b8192e42edf7829dbb

Code Sign

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate

Key Usages

09:c5:cc:f8:bb:66:7d:71:37:aa:c1:59:80:06:cb:31Certificate

Extended Key Usages

Key Usages

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87Certificate

Extended Key Usages

Key Usages

0d:6a:73:d0:15:d3:84:9c:e5:43:01:d1:77:5c:08:f4Certificate

Extended Key Usages

Key Usages

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0d:6a:73:d0:15:d3:84:9c:e5:43:01:d1:77:5c:08:f4Certificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

a5:07:f6:c0:46:3d:d1:51:cf:e4:26:b2:0f:99:52:27:92:48:0d:93:da:a1:c8:0d:06:43:f9:6d:52:dd:8a:6bSigner

06:0e:71:4a:75:8c:cb:a9:84:3e:cd:94:85:88:1a:51:50:bb:47:39Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

api-ms-win-core-enclave-l1-1-1

Sections

.text Size: 135KB - Virtual size: 134KB

.rdata Size: 68KB - Virtual size: 67KB

.data Size: 5KB - Virtual size: 12KB

.pdata Size: 8KB - Virtual size: 7KB

.00cfg Size: 512B - Virtual size: 56B

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

.retplne Size: 512B - Virtual size: 92B

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 2.3MB - Virtual size: 2.3MB

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

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

09:c5:cc:f8:bb:66:7d:71:37:aa:c1:59:80:06:cb:31
Certificate

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

0d:6a:73:d0:15:d3:84:9c:e5:43:01:d1:77:5c:08:f4
Certificate

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0d:6a:73:d0:15:d3:84:9c:e5:43:01:d1:77:5c:08:f4
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

a5:07:f6:c0:46:3d:d1:51:cf:e4:26:b2:0f:99:52:27:92:48:0d:93:da:a1:c8:0d:06:43:f9:6d:52:dd:8a:6b
Signer

06:0e:71:4a:75:8c:cb:a9:84:3e:cd:94:85:88:1a:51:50:bb:47:39
Signer

.text
Size: 135KB - Virtual size: 134KB

.rdata
Size: 68KB - Virtual size: 67KB

.data
Size: 5KB - Virtual size: 12KB

.pdata
Size: 8KB - Virtual size: 7KB

.00cfg
Size: 512B - Virtual size: 56B

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

.retplne
Size: 512B - Virtual size: 92B

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 2.3MB - Virtual size: 2.3MB

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