2024-06-27_3e0f9d93648332b6ff4792933939e4d5_ryuk

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General

Target

2024-06-27_3e0f9d93648332b6ff4792933939e4d5_ryuk
Size

1.0MB
MD5

3e0f9d93648332b6ff4792933939e4d5
SHA1

2ca02a1b52cf0d17fae872158f979cbaad4cfede
SHA256

c1bfba9abfc281505ff2794256e1b42e0f2e5bc3c8b635ce2758db060975eed2
SHA512

abcc658deafeef46b0cfbb8c890c1a8954ba5e47fad47d096bebf14b9db131ceb8ab8ba1c545d68996617683ffda1d03961cf3505adcd4ef98cb199cfd1266d2
SSDEEP

12288:vPXI+7nD/mwRVIW7JwAJhsocRQf7RR6VoaFGWGyvr4y3foV5c:17nSwRCWCecR8ooaFGODvY

Score

1^/10

Malware Config

Signatures

Files

2024-06-27_3e0f9d93648332b6ff4792933939e4d5_ryuk
.exe windows:10 windows x64 arch:x64

f1bae3cddffefd88df3a8c740a59256b

Code Sign

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

09:02:b3:6b:32:51:c3:28:08:3f:77:7c:a0:84:28:ff
Certificate

Issuer

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

Not Before

16/09/2022, 00:00

Not After

17/09/2025, 23:59

Subject

CN=Avast Software s.r.o.,O=Avast Software s.r.o.,L=Praha,C=CZ

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

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

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

99:7e:ff:7c:ca:79:69:4b:d3:e4:4a:5d:80:44:39:54:33:e8:32:c6:50:37:60:04:e1:29:fa:c5:4f:82:b2:94
Signer

Actual PE Digest

99:7e:ff:7c:ca:79:69:4b:d3:e4:4a:5d:80:44:39:54:33:e8:32:c6:50:37:60:04:e1:29:fa:c5:4f:82:b2:94

Digest Algorithm

sha256

PE Digest Matches

true

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

C:\BUILD\work\9736f8b792bcd5e7\src\out\Release-x64\browser_proxy.exe.pdb

Imports

advapi32

CreateProcessAsUserW
RegCloseKey
RegOpenKeyExW
RegQueryValueExW

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateProcessW
CreateThread
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LocalFree
MultiByteToWideChar
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SwitchToThread
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnregisterWaitEx
UpdateProcThreadAttribute
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrlenA

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

user32

AllowSetForegroundWindow
GetActiveWindow

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath
ShellExecuteExW

winmm

timeGetTime

ole32

CoTaskMemFree

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 775KB - Virtual size: 774KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 167KB - Virtual size: 167KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 58KB - Virtual size: 93KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 29KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 140B

.tls
Size: 512B - Virtual size: 369B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f1bae3cddffefd88df3a8c740a59256b

Code Sign

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

Extended Key Usages

Key Usages

09:02:b3:6b:32:51:c3:28:08:3f:77:7c:a0:84:28:ffCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

99:7e:ff:7c:ca:79:69:4b:d3:e4:4a:5d:80:44:39:54:33:e8:32:c6:50:37:60:04:e1:29:fa:c5:4f:82:b2:94Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

userenv

user32

shell32

winmm

ole32

Exports

Exports

Sections

.text Size: 775KB - Virtual size: 774KB

.rdata Size: 167KB - Virtual size: 167KB

.data Size: 58KB - Virtual size: 93KB

.pdata Size: 29KB - Virtual size: 28KB

.gxfg Size: 10KB - Virtual size: 9KB

.retplne Size: 512B - Virtual size: 140B

.tls Size: 512B - Virtual size: 369B

.voltbl Size: 512B - Virtual size: 68B

_RDATA Size: 512B - Virtual size: 244B

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

.reloc Size: 5KB - Virtual size: 4KB

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

09:02:b3:6b:32:51:c3:28:08:3f:77:7c:a0:84:28:ff
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

99:7e:ff:7c:ca:79:69:4b:d3:e4:4a:5d:80:44:39:54:33:e8:32:c6:50:37:60:04:e1:29:fa:c5:4f:82:b2:94
Signer

.text
Size: 775KB - Virtual size: 774KB

.rdata
Size: 167KB - Virtual size: 167KB

.data
Size: 58KB - Virtual size: 93KB

.pdata
Size: 29KB - Virtual size: 28KB

.gxfg
Size: 10KB - Virtual size: 9KB

.retplne
Size: 512B - Virtual size: 140B

.tls
Size: 512B - Virtual size: 369B

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 244B

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

.reloc
Size: 5KB - Virtual size: 4KB