2024-03-27_2fbbf49b73e0dd0eeb74ce48fa10f239_ryuk

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General

Target

2024-03-27_2fbbf49b73e0dd0eeb74ce48fa10f239_ryuk
Size

1.2MB
MD5

2fbbf49b73e0dd0eeb74ce48fa10f239
SHA1

4d6c572ef1f05a804da9f09510d7b6ae60187745
SHA256

c3a3f423408f0af9145ae7bbf5bf6b2dba4003c3c6fd1f329fce36896ccad7e2
SHA512

a0e13af2b7f624e178184dc64c73cb7ec05d2f7798298e8f9f9be9f9d98d2975c623b00327bf93e7ff2083ad3d297b5ec05ac31bc91da0953041394582ef3346
SSDEEP

12288:Rme5J87Pi8vHgeJPzD5D3c1lmtx0qFRVU909VtUEoCAIqcLcuKYa0ozde6CDc:t27PvHgeJPveDVqFRgfE7Apo4dMc

Score

1^/10

Malware Config

Signatures

Files

2024-03-27_2fbbf49b73e0dd0eeb74ce48fa10f239_ryuk
.exe windows:10 windows x64 arch:x64

db3d0d703cefb5d9c5dd6ce4b61a4d31

Code Sign

76:53:fe:ac:75:46:48:93:f5:e5:d7:4a:48:3a:4e:f8
Certificate

Issuer

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Not Before

18/03/2020, 00:00

Not After

18/03/2045, 00:00

Subject

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

Issuer

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Not Before

28/07/2020, 00:00

Not After

28/07/2030, 00:00

Subject

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4b:50:a5:f9:c4:11:fb:81:40:6e:3a:c2
Certificate

Issuer

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Not Before

02/06/2023, 12:12

Not After

02/06/2026, 12:12

Subject

SERIALNUMBER=7571542,CN=THE BROWSER COMPANY OF NEW YORK INC.,O=THE BROWSER COMPANY OF NEW YORK INC.,STREET=295 LAFAYETTE STREET,L=New York,ST=New York,C=US,1.2.840.113549.1.9.1=#0c1868656c6c6f4074686562726f777365722e636f6d70616e79,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

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

e9:91:98:4f:82:69:f7:cf:33:dc:a7:78:f7:98:7c:d4:e0:98:ca:d2:e9:dd:38:13:8a:40:c9:60:1c:25:7a:29
Signer

Actual PE Digest

e9:91:98:4f:82:69:f7:cf:33:dc:a7:78:f7:98:7c:d4:e0:98:ca:d2:e9:dd:38:13:8a:40:c9:60:1c:25:7a:29

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:\workspace\chromium\src\out\release\Arc.exe.pdb

Imports

advapi32

AccessCheck
AddMandatoryAce
AdjustTokenPrivileges
BuildTrusteeWithSidW
ConvertSidToStringSidW
ConvertStringSidToSidW
CreateProcessAsUserW
CreateRestrictedToken
DuplicateTokenEx
EqualSid
FreeSid
GetAce
GetLengthSid
GetNamedSecurityInfoW
GetSecurityDescriptorControl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
GetSecurityDescriptorSacl
GetSecurityInfo
GetTokenInformation
InitializeAcl
IsValidAcl
IsValidSecurityDescriptor
IsValidSid
LookupPrivilegeValueW
MapGenericMask
OpenProcessToken
OpenThreadToken
RegCloseKey
RegDisablePredefinedCache
RegOpenKeyExW
RegQueryValueExW
RevertToSelf
SetEntriesInAclW
SetSecurityInfo
SetThreadToken
SetTokenInformation

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateEventW
CreateFileMappingW
CreateFileW
CreateIoCompletionPort
CreateJobObjectW
CreateMutexW
CreateRemoteThread
CreateThread
DebugBreak
DeleteCriticalSection
DeleteProcThreadAttributeList
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesEx
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
GetCurrentProcessorNumber
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetFileAttributesW
GetFileSizeEx
GetFileType
GetLastError
GetLocalTime
GetLocaleInfoW
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHandleCount
GetProcessHeap
GetProcessHeaps
GetProcessMitigationPolicy
GetProductInfo
GetQueuedCompletionStatus
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetUserDefaultLocaleName
GetVersionExW
HeapDestroy
HeapSetInformation
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LocalFree
MapViewOfFile
MultiByteToWideChar
OutputDebugStringA
PostQueuedCompletionStatus
QueryDosDeviceW
QueryInformationJobObject
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReadProcessMemory
RegisterWaitForSingleObject
ReleaseSRWLockExclusive
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetDefaultDllDirectories
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetHandleInformation
SetInformationJobObject
SetLastError
SetProcessMitigationPolicy
SetStdHandle
SetThreadAffinityMask
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SwitchToThread
TerminateJobObject
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnmapViewOfFile
UnregisterWaitEx
UpdateProcThreadAttribute
VirtualAlloc
VirtualAllocEx
VirtualFree
VirtualFreeEx
VirtualProtect
VirtualProtectEx
VirtualQuery
WaitForSingleObject
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
WriteProcessMemory
lstrlenA

user32

CloseDesktop
CloseWindowStation
CreateDesktopW
CreateWindowStationW
GetProcessWindowStation
GetThreadDesktop
GetUserObjectInformationW
SetProcessWindowStation

ntdll

RtlInitUnicodeString

userenv

CreateAppContainerProfile
DeriveAppContainerSidFromAppContainerName

winmm

timeGetTime

Exports

Exports

GetHandleVerifier
IsSandboxedProcess

Sections

.text
Size: 921KB - Virtual size: 921KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 179KB - Virtual size: 179KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 58KB - Virtual size: 94KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

.tls
Size: 512B - Virtual size: 394B

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

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

db3d0d703cefb5d9c5dd6ce4b61a4d31

Code Sign

76:53:fe:ac:75:46:48:93:f5:e5:d7:4a:48:3a:4e:f8Certificate

Key Usages

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:edCertificate

Extended Key Usages

Key Usages

4b:50:a5:f9:c4:11:fb:81:40:6e:3a:c2Certificate

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

e9:91:98:4f:82:69:f7:cf:33:dc:a7:78:f7:98:7c:d4:e0:98:ca:d2:e9:dd:38:13:8a:40:c9:60:1c:25:7a:29Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

user32

ntdll

userenv

winmm

Exports

Exports

Sections

.text Size: 921KB - Virtual size: 921KB

.rdata Size: 179KB - Virtual size: 179KB

.data Size: 58KB - Virtual size: 94KB

.pdata Size: 34KB - Virtual size: 34KB

.gxfg Size: 11KB - Virtual size: 10KB

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

.tls Size: 512B - Virtual size: 394B

_RDATA Size: 512B - Virtual size: 348B

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

76:53:fe:ac:75:46:48:93:f5:e5:d7:4a:48:3a:4e:f8
Certificate

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

4b:50:a5:f9:c4:11:fb:81:40:6e:3a:c2
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

e9:91:98:4f:82:69:f7:cf:33:dc:a7:78:f7:98:7c:d4:e0:98:ca:d2:e9:dd:38:13:8a:40:c9:60:1c:25:7a:29
Signer

.text
Size: 921KB - Virtual size: 921KB

.rdata
Size: 179KB - Virtual size: 179KB

.data
Size: 58KB - Virtual size: 94KB

.pdata
Size: 34KB - Virtual size: 34KB

.gxfg
Size: 11KB - Virtual size: 10KB

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

.tls
Size: 512B - Virtual size: 394B

_RDATA
Size: 512B - Virtual size: 348B

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