2024-10-05_e7885ffdf17ca30a5de83369564c9ba8_cobalt-strike_ryuk

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General

Target

2024-10-05_e7885ffdf17ca30a5de83369564c9ba8_cobalt-strike_ryuk
Size

552KB
MD5

e7885ffdf17ca30a5de83369564c9ba8
SHA1

c4fd56bebca48fd84c5aa0e5fe8e124efda8b690
SHA256

a7587182c541bdf6679a16f205fd55839dcb3e6ca308b19686ad7d0e8d91785c
SHA512

26da20a80c839256459fb7e0b1866378e57b0a96adab7c75ae3a5147fe1b5f9a80b962772d190b6275d832aaf1c80f507452709e1d344c8ea324bfa4953f243f
SSDEEP

6144:popQQjXa5JZoxwSeHDcfp2OIPLB08y4Rp21JK8Z6a5FqlHyh1CnohD0iHJPdsjz:jQkoadO00L4v2zKVoBc

Score

1^/10

Malware Config

Signatures

Files

2024-10-05_e7885ffdf17ca30a5de83369564c9ba8_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

17798f99bfe8b24b380b00240e3c47e6

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

0f:dc:4c:31:0c:e7:be:81:bc:89:86:f9:6a:85:0f:b3
Certificate

Issuer

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

Not Before

11/12/2023, 00:00

Not After

14/12/2024, 23:59

Subject

SERIALNUMBER=91440101741866864Y,CN=广州津虹网络传媒有限公司,O=广州津虹网络传媒有限公司,L=广州市,ST=广东省,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#0c09e795aae7a6bae58cba,1.3.6.1.4.1.311.60.2.1.2=#0c09e5b9bfe4b89ce79c81,1.3.6.1.4.1.311.60.2.1.3=#1302434e

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

f2:ef:ee:e9:51:9b:a9:0e:a2:77:2d:fb:ed:7d:79:93:4b:d1:2f:37:26:44:12:23:de:03:df:b5:e8:c0:0e:0c
Signer

Actual PE Digest

f2:ef:ee:e9:51:9b:a9:0e:a2:77:2d:fb:ed:7d:79:93:4b:d1:2f:37:26:44:12:23:de:03:df:b5:e8:c0:0e:0c

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

E:\DUOWAN_BUILD\build\Build_Src\dwinternal\YYAudioGo_1.2rel_mb\bin\Release\YYAudioGo_x64.pdb

Imports

winmm

timeGetTime

kernel32

CreateToolhelp32Snapshot
MultiByteToWideChar
GetLastError
Process32NextW
OutputDebugStringW
CloseHandle
LoadLibraryW
GetProcAddress
GetCurrentProcessId
GetModuleHandleW
FreeLibrary
GetFileTime
CreateRemoteThreadEx
WriteProcessMemory
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
WaitForSingleObject
Sleep
VirtualAllocEx
DeleteCriticalSection
VirtualFreeEx
DecodePointer
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
RaiseException
InitializeCriticalSectionAndSpinCount
GetFileSizeEx
WideCharToMultiByte
GetFileAttributesW
DeleteFileW
SetLastError
SetEvent
ResetEvent
ReleaseMutex
GetFileSize
OpenProcess
ReadFile
SetEndOfFile
SetFilePointer
GetLocalTime
MapViewOfFile
UnmapViewOfFile
CreateEventW
CreateFileMappingW
GetCommandLineW
CopyFileW
MoveFileW
HeapCreate
FindFirstFileExW
FindClose
GetConsoleCP
ReadConsoleW
GetConsoleMode
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetFileType
GetACP
GetStdHandle
ExitProcess
FreeLibraryAndExitThread
ExitThread
CreateThread
GetFileAttributesExW
LoadLibraryExW
RtlUnwindEx
RtlPcToFileHeader
InitializeSListHead
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
WaitForSingleObjectEx
GetSystemTimeAsFileTime
TlsFree
TlsSetValue
TlsGetValue
GetCurrentThreadId
CreateFileW
CreateMutexW
GetEnvironmentVariableW
GetModuleFileNameW
TerminateProcess
GetModuleHandleExW
GetCurrentProcess
GetModuleFileNameA
SetFilePointerEx
WriteFile
WriteConsoleW
TlsAlloc
GetLocaleInfoW
LCMapStringW
GetCPInfo
FlushFileBuffers
SetStdHandle
EncodePointer
GetStringTypeW
FindNextFileW
IsValidCodePage
GetOEMCP
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA

user32

MsgWaitForMultipleObjects
SendMessageW
PeekMessageW
PostThreadMessageW
GetMessageW
DefWindowProcW
PostMessageW
DestroyWindow
SetWindowLongPtrW
CreateWindowExW
RegisterClassExW
LoadAcceleratorsW
LoadStringW
DispatchMessageW
SetTimer
TranslateAcceleratorW
TranslateMessage
LoadCursorW
KillTimer
PostQuitMessage
UpdateWindow
BeginPaint
EndPaint
GetWindowThreadProcessId
AllowSetForegroundWindow
GetWindow
FindWindowExW
IsWindowVisible
SetActiveWindow
SetWindowTextW
GetWindowLongPtrW
ShowWindow
IsWindow
AttachThreadInput
GetForegroundWindow
SetFocus
BringWindowToTop
SystemParametersInfoW
SetForegroundWindow
LoadIconW

advapi32

AdjustTokenPrivileges
OpenProcessToken
CreateProcessAsUserW
GetTokenInformation
LookupPrivilegeValueW

shell32

SHCreateDirectoryExW
ord165
CommandLineToArgvW

shlwapi

PathAppendW
PathFileExistsW
PathFindFileNameA
PathFindFileNameW

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

Sections

.text
Size: 302KB - Virtual size: 301KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 123KB - Virtual size: 122KB

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: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 404B

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: 93KB - Virtual size: 93KB

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

17798f99bfe8b24b380b00240e3c47e6

Code Sign

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

Extended Key Usages

Key Usages

0f:dc:4c:31:0c:e7:be:81:bc:89:86:f9:6a:85:0f:b3Certificate

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

f2:ef:ee:e9:51:9b:a9:0e:a2:77:2d:fb:ed:7d:79:93:4b:d1:2f:37:26:44:12:23:de:03:df:b5:e8:c0:0e:0cSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

winmm

kernel32

user32

advapi32

shell32

shlwapi

userenv

Sections

.text Size: 302KB - Virtual size: 301KB

.rdata Size: 123KB - Virtual size: 122KB

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

.pdata Size: 14KB - Virtual size: 14KB

.gfids Size: 512B - Virtual size: 404B

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

.rsrc Size: 93KB - Virtual size: 93KB

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

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

0f:dc:4c:31:0c:e7:be:81:bc:89:86:f9:6a:85:0f:b3
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

f2:ef:ee:e9:51:9b:a9:0e:a2:77:2d:fb:ed:7d:79:93:4b:d1:2f:37:26:44:12:23:de:03:df:b5:e8:c0:0e:0c
Signer

.text
Size: 302KB - Virtual size: 301KB

.rdata
Size: 123KB - Virtual size: 122KB

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

.pdata
Size: 14KB - Virtual size: 14KB

.gfids
Size: 512B - Virtual size: 404B

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

.rsrc
Size: 93KB - Virtual size: 93KB

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