D:\pub_bh8h\rc_bug_mas_v12_2409\Build\Release\WPSOffice\wtoolex\updateself.pdb
Static task
static1
Behavioral task
behavioral1
Sample
f431d6d38615156c5024f731c96ef6ef79063e42923cdcf2f66b246c21107be7.exe
Resource
win7-20240903-en
General
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Target
f431d6d38615156c5024f731c96ef6ef79063e42923cdcf2f66b246c21107be7
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Size
3.6MB
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MD5
6aa8052efb0a4cd7efa9a7949264ff59
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SHA1
0dc53f15ec063c548b592a1e343c6a334d3005af
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SHA256
f431d6d38615156c5024f731c96ef6ef79063e42923cdcf2f66b246c21107be7
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SHA512
391b4dbbac16862335873d900dcec16cfd116e37b7c4f06647d80d6a76e5afa01dd840f8df678dc7a336ab5d15720b80dd1d58e2efb08543c7ca1b9c3c8ffcd6
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SSDEEP
98304:BCsSjxbYqOp6HsGXxc4iXufIJPZxwYbHcH:BgpYqdXO6wJPbj8H
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource f431d6d38615156c5024f731c96ef6ef79063e42923cdcf2f66b246c21107be7
Files
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f431d6d38615156c5024f731c96ef6ef79063e42923cdcf2f66b246c21107be7.exe windows:5 windows x86 arch:x86
135641c19edfbf6be5908fc8d4bfb27d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
kernel32
VerSetConditionMask
CloseHandle
GetLastError
SetLastError
HeapDestroy
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
GetCurrentProcess
GetCurrentThread
GetSystemDirectoryW
GetSystemWow64DirectoryW
FreeLibrary
GetProcAddress
LoadLibraryW
LocalFree
VerifyVersionInfoW
GetDateFormatW
GetTimeFormatW
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
GetFileAttributesW
OpenProcess
IsWow64Process
GetModuleFileNameW
GetPrivateProfileIntW
GetPrivateProfileStringW
GetComputerNameW
MultiByteToWideChar
WideCharToMultiByte
GetUserDefaultLCID
ExpandEnvironmentStringsW
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateDirectoryW
DeleteFileW
FindClose
FindFirstFileW
FindNextFileW
RemoveDirectoryW
Sleep
GetModuleHandleW
MoveFileExW
GlobalFree
CreateFileW
WriteFile
WaitNamedPipeW
GetOverlappedResult
CancelIo
WaitForSingleObject
GetLongPathNameW
GetCurrentProcessId
TerminateProcess
GetExitCodeProcess
ProcessIdToSessionId
GetVersionExW
FindResourceExW
GetModuleHandleA
LoadResource
LockResource
SizeofResource
FindResourceW
CopyFileW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
GetLocalTime
ReadFile
SetFilePointer
SetEvent
ResetEvent
CreateEventW
CreateThread
GetExitCodeThread
ResumeThread
GetTickCount
MoveFileW
WritePrivateProfileStringW
GetFileSize
SetUnhandledExceptionFilter
GetCurrentThreadId
GetProcessId
SetFileAttributesW
GetPrivateProfileSectionW
DecodePointer
RaiseException
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
GetFileAttributesExW
OutputDebugStringW
ReleaseMutex
CreateMutexW
lstrlenA
LocalFileTimeToFileTime
SetFileTime
SystemTimeToFileTime
GetFullPathNameW
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
lstrlenW
GetUserDefaultUILanguage
CreateProcessW
EnterCriticalSection
LeaveCriticalSection
GetCompressedFileSizeW
CreateFileA
CreatePipe
DeviceIoControl
GetStartupInfoW
GetSystemTime
LoadLibraryExW
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
InitializeCriticalSectionEx
TryEnterCriticalSection
GetStringTypeW
WaitForSingleObjectEx
QueryPerformanceCounter
QueryPerformanceFrequency
GetSystemTimeAsFileTime
EncodePointer
LCMapStringEx
GetCPInfo
IsDebuggerPresent
UnhandledExceptionFilter
IsProcessorFeaturePresent
InitializeSListHead
RtlUnwind
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
VirtualAlloc
SetConsoleCtrlHandler
FindFirstFileExW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetStdHandle
ExitProcess
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
EnumSystemLocalesW
GetFileType
GetTimeZoneInformation
GetConsoleMode
ReadConsoleW
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleCP
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
SetEndOfFile
WriteConsoleW
InitializeCriticalSection
CreateEventA
LoadLibraryA
SleepEx
FormatMessageW
MoveFileExA
CompareFileTime
GetEnvironmentVariableA
PeekNamedPipe
WaitForMultipleObjects
SetConsoleMode
ReadConsoleA
SwitchToFiber
DeleteFiber
CreateFiber
ConvertFiberToThread
ConvertThreadToFiber
GetDriveTypeW
GetFileInformationByHandle
Sections
.text Size: 2.4MB - Virtual size: 2.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 656KB - Virtual size: 655KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 30KB - Virtual size: 58KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 254KB - Virtual size: 254KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 174KB - Virtual size: 176KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE