2024-08-10_03d5813987a25d96d61e5bbff388483f_hijackloader_ryuk

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General

Target

2024-08-10_03d5813987a25d96d61e5bbff388483f_hijackloader_ryuk
Size

2.0MB
MD5

03d5813987a25d96d61e5bbff388483f
SHA1

2bf571a846b8dad1cc6367bddc7c396a2797c33d
SHA256

b08d820a53a0f88482b4149311e736de4fcceb3cb196bf63a4e3ad10d738b9a8
SHA512

a6937124f5c2f9f41476829603a10fbcecae75c5166a1aee81aea762b67a31ecae29a77c64ee1bb8296ecb381af0342005c114703d7930afd1a58dc3b714ae96
SSDEEP

49152:WBWTo6OVSnS3v91sllMtmNsvNoliY6Tw5h9SSJmZ6aJ/WW:pOVFAlE+52h4W

Score

1^/10

Malware Config

Signatures

Files

2024-08-10_03d5813987a25d96d61e5bbff388483f_hijackloader_ryuk
.exe windows:6 windows x64 arch:x64

6d74a4fe31a1c233c2aafaa6169ba2b0

Code Sign

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29
Certificate

Issuer

CN=DigiCert Global Root G3,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 Global G3 Code Signing ECC SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:e7:5b:a1:bc:e1:88:5a:a8:03:f7:2e:1a:77:3a:d6
Certificate

Issuer

CN=DigiCert Global G3 Code Signing ECC SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

04/11/2021, 00:00

Not After

05/09/2024, 23:59

Subject

SERIALNUMBER=97108816,CN=日月晶耀股份有限公司,O=日月晶耀股份有限公司,L=新竹市,C=TW,1.3.6.1.4.1.311.60.2.1.3=#13025457,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

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

72:02:8d:9c:63:49:0a:3f:0a:e5:73:89:5b:66:d8:4a:c1:5e:e9:c6:5c:03:0d:3b:0b:74:98:4e:97:58:13:aa
Signer

Actual PE Digest

72:02:8d:9c:63:49:0a:3f:0a:e5:73:89:5b:66:d8:4a:c1:5e:e9:c6:5c:03:0d:3b:0b:74:98:4e:97:58:13:aa

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

Imports

cbfsfilter20

CBFSFilter_CBRegistry_GetLastError
CBFSFilter_CBRegistry_Create
CBFSFilter_CBRegistry_Get
CBFSFilter_CBRegistry_Destroy
CBFSFilter_CBRegistry_Set
CBFSFilter_CBRegistry_GetLastErrorCode
CBFSFilter_CBRegistry_Do

kernel32

WriteConsoleW
ReadConsoleW
WideCharToMultiByte
ExitProcess
GetModuleHandleW
CreateProcessW
CreateThread
SetEvent
CreateEventW
WaitForSingleObject
GetCurrentProcess
Wow64RevertWow64FsRedirection
SetEndOfFile
SetSystemTime
Wow64DisableWow64FsRedirection
GetCurrentProcessId
GetNamedPipeServerProcessId
CreateFileA
GetSystemDirectoryW
TerminateProcess
GetDriveTypeW
SleepEx
LoadLibraryA
GetSystemTime
MultiByteToWideChar
SetFilePointerEx
GetTickCount
LocalFree
FileTimeToLocalFileTime
FormatMessageW
lstrcmpA
LocalAlloc
GetPrivateProfileIntW
InitializeCriticalSectionAndSpinCount
DeviceIoControl
FreeLibrary
GetProcAddress
GetCurrentDirectoryW
LoadLibraryW
SetCurrentDirectoryW
SetEnvironmentVariableW
SetEnvironmentVariableA
PeekNamedPipe
GetFileType
GetModuleHandleExW
ExitThread
RtlUnwindEx
GetProcessTimes
SystemTimeToTzSpecificLocalTime
GetFileSize
RtlPcToFileHeader
UnregisterWaitEx
GetPrivateProfileStringW
OpenProcess
GetStdHandle
GetACP
GetConsoleCP
GetConsoleMode
GetDateFormatW
GetTimeFormatW
IsValidLocale
EnumSystemLocalesW
SetStdHandle
GetTimeZoneInformation
CreateFileW
LeaveCriticalSection
K32GetModuleFileNameExW
EnterCriticalSection
OutputDebugStringW
GetCurrentThreadId
GetProcessHeap
DeleteCriticalSection
DecodePointer
HeapAlloc
RaiseException
HeapReAlloc
HeapSize
InitializeCriticalSectionEx
HeapFree
GetModuleFileNameW
FindClose
FindNextFileW
FindFirstFileW
WTSGetActiveConsoleSessionId
CloseHandle
Process32FirstW
Process32NextW
ProcessIdToSessionId
CreateToolhelp32Snapshot
WriteFile
WritePrivateProfileStringW
CopyFileW
SystemTimeToFileTime
QueryDepthSList
InterlockedFlushSList
InterlockedPushEntrySList
InterlockedPopEntrySList
ReleaseSemaphore
VirtualProtect
LoadLibraryExW
FreeLibraryAndExitThread
GetThreadTimes
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
GetThreadPriority
SetThreadPriority
SwitchToThread
SignalObjectAndWait
CreateTimerQueue
InitializeSListHead
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetLocaleInfoW
LCMapStringW
CompareStringW
QueryPerformanceFrequency
QueryPerformanceCounter
GetSystemTimeAsFileTime
TlsFree
GetCPInfo
EncodePointer
IsValidCodePage
GetOEMCP
DuplicateHandle
TryEnterCriticalSection
FindFirstFileExW
GetStringTypeW
TlsGetValue
TlsSetValue
TlsAlloc
MoveFileExW
GetCurrentThread
CreateDirectoryW
GetFullPathNameW
GetComputerNameW
VirtualAlloc
VirtualFree
ResetEvent
WaitForSingleObjectEx
CreateIoCompletionPort
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
GetLastError
FreeEnvironmentStringsW
GetLocalTime
DeleteFileW
FileTimeToSystemTime
Sleep
SetFilePointer
ReadFile
PostQueuedCompletionStatus
GetQueuedCompletionStatus
InitializeCriticalSection
WaitForMultipleObjects
GetVolumeInformationW
GetLogicalDrives
SuspendThread
GetComputerNameExW
ResumeThread
GetFileAttributesExW
GetUserDefaultLCID
GetDiskFreeSpaceExW
TerminateThread
GlobalAlloc
GlobalFree
GetSystemInfo
GlobalMemoryStatusEx
SetLastError
GetFileSizeEx
GetFileTime
ReadProcessMemory
SetThreadLocale
GetVersionExW
SetNamedPipeHandleState
WaitNamedPipeA
CreateNamedPipeA
GetNamedPipeClientProcessId
DisconnectNamedPipe
QueryFullProcessImageNameW
ConnectNamedPipe
FlushFileBuffers
GetModuleHandleA
GetSystemDefaultLangID
K32GetModuleFileNameExA
K32GetProcessMemoryInfo
GetNativeSystemInfo
IsWow64Process
GetModuleFileNameA
FindFirstFileA
SetFileTime
GetFileInformationByHandle
LocalFileTimeToFileTime
CopyFileA
GetSystemDirectoryA
DeleteFileA
GetWindowsDirectoryA
SetFileAttributesA
WinExec
CreateSemaphoreA
DosDateTimeToFileTime
GetThreadLocale
CreatePipe
GetPrivateProfileSectionW

user32

GetWindowLongPtrW
SetWindowLongPtrW
RegisterClassW
GetWindowThreadProcessId
EnumWindows
GetWindowTextW
SetCursor
OpenDesktopW
GetUserObjectInformationW
DefWindowProcW
PostQuitMessage
BeginPaint
EndPaint
GetMessageW
CreateWindowExW
RegisterClassExW
LoadAcceleratorsW
LoadStringW
DispatchMessageW
TranslateAcceleratorW
TranslateMessage
LoadIconW
FindWindowW
LoadCursorW
UpdateWindow
ExitWindowsEx
PostMessageW
SetThreadDesktop
GetThreadDesktop
CloseDesktop
GetSystemMetrics

advapi32

GetUserNameW
LookupAccountSidW
RegOpenKeyW
CryptGenKey
LookupAccountNameW
CryptReleaseContext
GetSidIdentifierAuthority
CryptGetHashParam
CheckTokenMembership
FreeSid
CryptDestroyHash
IsValidSid
CryptHashData
CryptCreateHash
CryptExportKey
CryptDecrypt
GetSidSubAuthority
LookupPrivilegeValueA
AllocateAndInitializeSid
GetSidSubAuthorityCount
CryptEncrypt
RegQueryInfoKeyW
CryptAcquireContextW
RegEnumKeyW
AdjustTokenPrivileges
CryptDestroyKey
ReportEventW
RegisterEventSourceW
DeregisterEventSource
CryptVerifySignatureW
MakeAbsoluteSD
DuplicateTokenEx
SetKernelObjectSecurity
GetKernelObjectSecurity
CreateProcessAsUserW
BuildExplicitAccessWithNameW
SetTokenInformation
LookupPrivilegeValueW
ConvertStringSecurityDescriptorToSecurityDescriptorW
DuplicateToken
LogonUserW
RegDeleteKeyW
OpenServiceA
CreateProcessAsUserA
RegEnumKeyExW
ConvertSidToStringSidW
CreateServiceW
QueryServiceStatus
CloseServiceHandle
OpenSCManagerW
SetServiceStatus
ChangeServiceConfig2W
DeleteService
RegisterServiceCtrlHandlerW
ControlService
OpenProcessToken
StartServiceW
StartServiceCtrlDispatcherW
OpenServiceW
GetTokenInformation
RegDeleteKeyA
RegCreateKeyExA
RegCreateKeyW
RegEnumValueW
RegEnumKeyExA
RegOpenKeyExW
RegQueryValueExW
SetSecurityDescriptorDacl
GetSecurityDescriptorDacl
GetExplicitEntriesFromAclW
EqualSid
SetEntriesInAclW
RegCreateKeyExW
IsValidSecurityDescriptor
InitializeSecurityDescriptor
RegQueryValueExA
RegCloseKey
RegSetValueExA
RegOpenKeyExA
RegDeleteValueA
RevertToSelf
EnumServicesStatusW
QueryServiceConfig2W
CryptImportKey
QueryServiceConfigW
ImpersonateLoggedOnUser
RegSetValueExW
RegDeleteValueW

shell32

SHFileOperationW
ShellExecuteW
SHGetDesktopFolder
SHGetMalloc
SHGetSpecialFolderPathW
SHCreateItemFromParsingName

ole32

CLSIDFromString
CoUninitialize
CoInitialize
CoSetProxyBlanket
CoCreateGuid
CoCreateInstance
StringFromCLSID
CoTaskMemFree
StringFromGUID2
CoInitializeSecurity
CoInitializeEx

oleaut32

SysFreeString
SysAllocString
VariantClear
VariantChangeType
VariantTimeToSystemTime
VariantInit
VarBstrFromDate

msi

ord70

crypt32

CertGetNameStringW
CryptDecodeObjectEx
CryptMsgClose
CryptMsgUpdate
CertFreeCertificateContext
CryptMsgOpenToDecode
CryptQueryObject
CertCloseStore
CryptMsgGetParam
CryptDecodeObject
CertFindCertificateInStore

ws2_32

inet_ntoa
ntohs
send
gethostname
WSAStartup
WSARecv
WSAGetLastError
recv
setsockopt
accept
bind
closesocket
select
listen
getaddrinfo
inet_addr
socket
connect
getsockopt
htonl
freeaddrinfo
ioctlsocket
htons
WSACleanup
gethostbyname

wtsapi32

WTSEnumerateSessionsW
WTSFreeMemory
WTSRegisterSessionNotification
WTSQueryUserToken

secur32

GetUserNameExW

shlwapi

ord487
PathCanonicalizeW

setupapi

CM_Get_DevNode_Status
SetupDiDestroyDeviceInfoList
SetupDiGetDeviceInstanceIdW
SetupDiEnumDeviceInfo
SetupDiGetDeviceRegistryPropertyW
SetupDiGetClassDevsW
CM_Get_DevNode_Registry_PropertyW
CM_Get_Class_NameW
SetupDiGetDeviceInterfaceDetailW
CM_Get_Parent
CM_Get_DevNode_Registry_Property_ExW
SetupDiCallClassInstaller
CM_Get_Child
CM_Get_Device_IDW
SetupDiSetClassInstallParamsW
CM_Get_Sibling
CM_Get_Device_ID_Size
SetupDiEnumDeviceInterfaces

mpr

WNetGetConnectionW
WNetCancelConnection2W
WNetAddConnection2W

cabinet

ord20
ord23
ord22

netapi32

NetLocalGroupGetMembers
NetUserGetLocalGroups
NetUserModalsGet
NetUserEnum
NetWkstaGetInfo
NetShareDel
NetShareSetInfo
NetShareEnum
DsGetDcNameW
NetLocalGroupEnum
NetUserGetInfo
NetApiBufferFree

userenv

GetUserProfileDirectoryW
CreateEnvironmentBlock
DestroyEnvironmentBlock

winhttp

WinHttpSendRequest
WinHttpQueryOption
WinHttpConnect
WinHttpCloseHandle
WinHttpOpen
WinHttpReceiveResponse
WinHttpSetOption
WinHttpOpenRequest
WinHttpGetIEProxyConfigForCurrentUser
WinHttpReadData
WinHttpQueryHeaders

propsys

PSGetPropertyKeyFromName

version

VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoW

iphlpapi

GetExtendedTcpTable
GetAdaptersAddresses
GetAdaptersInfo
GetExtendedUdpTable

wintrust

WinVerifyTrust

wininet

InternetConnectW
FtpGetFileW
InternetCloseHandle
InternetOpenW

rpcrt4

UuidToStringW
RpcStringFreeW
UuidFromStringW

winspool.drv

GetPrinterW
OpenPrinterW
ClosePrinter
EnumPrintersW

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 467KB - Virtual size: 467KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 18KB - Virtual size: 100KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 63KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 4KB - Virtual size: 4KB

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: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6d74a4fe31a1c233c2aafaa6169ba2b0

Code Sign

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29Certificate

Extended Key Usages

Key Usages

07:e7:5b:a1:bc:e1:88:5a:a8:03:f7:2e:1a:77:3a:d6Certificate

Extended Key Usages

Key Usages

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

Key Usages

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

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

72:02:8d:9c:63:49:0a:3f:0a:e5:73:89:5b:66:d8:4a:c1:5e:e9:c6:5c:03:0d:3b:0b:74:98:4e:97:58:13:aaSigner

Headers

DLL Characteristics

File Characteristics

Imports

cbfsfilter20

kernel32

user32

advapi32

shell32

ole32

oleaut32

msi

crypt32

ws2_32

wtsapi32

secur32

shlwapi

setupapi

mpr

cabinet

netapi32

userenv

winhttp

propsys

version

iphlpapi

wintrust

wininet

rpcrt4

winspool.drv

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 467KB - Virtual size: 467KB

.data Size: 18KB - Virtual size: 100KB

.pdata Size: 63KB - Virtual size: 63KB

.gfids Size: 4KB - Virtual size: 4KB

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

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

.reloc Size: 6KB - Virtual size: 6KB

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29
Certificate

07:e7:5b:a1:bc:e1:88:5a:a8:03:f7:2e:1a:77:3a:d6
Certificate

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

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

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

72:02:8d:9c:63:49:0a:3f:0a:e5:73:89:5b:66:d8:4a:c1:5e:e9:c6:5c:03:0d:3b:0b:74:98:4e:97:58:13:aa
Signer

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 467KB - Virtual size: 467KB

.data
Size: 18KB - Virtual size: 100KB

.pdata
Size: 63KB - Virtual size: 63KB

.gfids
Size: 4KB - Virtual size: 4KB

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

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

.reloc
Size: 6KB - Virtual size: 6KB