D:\Work\Install_Driver\Driver_helper\Release\wuhost.pdb
Static task
static1
Behavioral task
behavioral1
Sample
1a7d52ce0955fbd7ed07b4708ee23690N.exe
Resource
win7-20240903-en
General
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Target
1a7d52ce0955fbd7ed07b4708ee23690N.exe
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Size
815KB
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MD5
1a7d52ce0955fbd7ed07b4708ee23690
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SHA1
f7b358489ea7a3a7e3f6add30126b00bb831d46c
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SHA256
537b374a27d677637dba8a90546f94a7ba4aa85a0a0844dc5ca1da6497528876
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SHA512
51a55d5121854624057a07e8b316fcbdfc77caea92fbadfa1abed0139e64c5bcb35a7af5099c0d1671b3ff4c7bc6dc2d7918adef9811c761e8ac7a40bd29d868
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SSDEEP
24576:0694GTWYH06oFpAXzN2pgtsP13eRarwYTlN:Z94u0fOaP13eRarwYpN
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1a7d52ce0955fbd7ed07b4708ee23690N.exe
Files
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1a7d52ce0955fbd7ed07b4708ee23690N.exe.exe windows:6 windows x86 arch:x86
4a26c10d101657fd63f31ce7ce361a29
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
ws2_32
ntohs
htons
getsockopt
getsockname
getpeername
connect
bind
recv
socket
WSAGetLastError
send
closesocket
setsockopt
ntohl
gethostname
ioctlsocket
sendto
recvfrom
freeaddrinfo
getaddrinfo
listen
htonl
accept
select
__WSAFDIsSet
WSACleanup
WSAStartup
WSAIoctl
WSASetLastError
wldap32
ord27
ord22
ord41
ord50
ord45
ord30
ord32
ord60
ord211
ord46
ord217
ord26
ord33
ord301
ord200
ord35
ord79
ord143
crypt32
CryptQueryObject
CertCloseStore
CertEnumCertificatesInStore
CertFreeCertificateChain
CertGetCertificateChain
CertFreeCertificateChainEngine
CertCreateCertificateChainEngine
CertOpenStore
CertGetNameStringA
CertAddCertificateContextToStore
CryptStringToBinaryA
CertFreeCertificateContext
CertFindCertificateInStore
normaliz
IdnToAscii
kernel32
ResetEvent
SetEvent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
GetStartupInfoW
GetCurrentThreadId
InitializeSListHead
RtlUnwind
LoadLibraryExW
GetFileInformationByHandle
CreateThread
ExitThread
FreeLibraryAndExitThread
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
HeapFree
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
HeapSize
GetLastError
HeapReAlloc
RaiseException
HeapAlloc
DecodePointer
DeleteCriticalSection
GetProcessHeap
CreateMutexW
Sleep
CloseHandle
GetModuleFileNameA
SetPriorityClass
GetCurrentProcess
SetThreadPriority
CopyFileA
GetFileAttributesA
OutputDebugStringW
GetCurrentThread
DeleteFileA
DeleteFileW
GetLocalTime
GetProcAddress
ExitProcess
CreateProcessW
GetModuleHandleW
CreateFileW
GetFileSize
ReadFile
WriteFile
SetFilePointerEx
GetDriveTypeW
FindClose
GetTickCount
FindNextFileW
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
MoveFileExW
LocalFree
GetModuleFileNameW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
TerminateProcess
GetModuleHandleExW
GetCurrentProcessId
WideCharToMultiByte
MultiByteToWideChar
GetCurrentDirectoryW
FreeLibrary
ExpandEnvironmentStringsA
VerSetConditionMask
GetCommandLineA
SetLastError
FormatMessageA
SleepEx
QueryPerformanceFrequency
GetSystemDirectoryA
GetModuleHandleA
LoadLibraryA
VerifyVersionInfoA
QueryPerformanceCounter
WaitForSingleObjectEx
GetStdHandle
GetFileType
PeekNamedPipe
WaitForMultipleObjects
CreateFileA
GetFileSizeEx
ReadConsoleW
GetCPInfo
GetStringTypeW
GetLocaleInfoW
LCMapStringW
CompareStringW
EncodePointer
GetConsoleMode
GetCommandLineW
GetConsoleCP
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetFullPathNameW
SetStdHandle
GetTimeZoneInformation
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetFileAttributesExW
SetEndOfFile
WriteConsoleW
TlsGetValue
TlsAlloc
SwitchToThread
CreateEventW
InitializeCriticalSectionAndSpinCount
advapi32
CryptImportKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
RegSetValueExW
RegQueryValueExW
RegCloseKey
RegDeleteValueW
RegCreateKeyExW
RegOpenKeyExW
CryptEncrypt
CryptDestroyKey
shell32
SHGetFolderPathA
SHChangeNotify
ShellExecuteExA
ShellExecuteA
ole32
CoInitialize
CoUninitialize
CoCreateInstance
oleaut32
VariantClear
shlwapi
PathFindFileNameA
PathFindFileNameW
PathFileExistsA
PathAppendA
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA
Sections
.text Size: 583KB - Virtual size: 583KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 127KB - Virtual size: 127KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 952B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 93KB - Virtual size: 96KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE