Static task
static1
Behavioral task
behavioral1
Sample
b4a3af716e2d72exeexeexeex.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
b4a3af716e2d72exeexeexeex.exe
Resource
win10v2004-20230703-en
General
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Target
b4a3af716e2d72exeexeexeex.exe
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Size
520KB
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MD5
b4a3af716e2d7238a884acdc7ea14583
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SHA1
6553d035600847de5f47b5285fc2714bf777ef9e
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SHA256
af16dde0164cad37159daf9541149082cfbf1061e633291f3ffea2cb6e3ae104
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SHA512
4ddc859cfc117cf3c05bc15f86fc8242c7d4ddcdc2e0c85430c32ff7c2ae8a3effd6f5a1d8826a76390140913ce8f3cb852ac412693ee80164a03d64dd38df59
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SSDEEP
12288:2r1aySBhb2stP6vhb5TrbtjjUR2CnmPNZ:2riBIUP6v9drbtjj4n2N
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b4a3af716e2d72exeexeexeex.exe
Files
-
b4a3af716e2d72exeexeexeex.exe.exe windows x86
6dca3e9fb3928bbdb54dbce669943ec8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetModuleHandleW
GetComputerNameW
GetLocalTime
SystemTimeToFileTime
FileTimeToSystemTime
SizeofResource
LockResource
LoadResource
FindResourceW
FindResourceExW
MultiByteToWideChar
GetProcAddress
LoadLibraryW
GetCurrentProcess
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
GetLastError
CloseHandle
WideCharToMultiByte
MoveFileW
DeleteFileW
CreateDirectoryW
SetFileAttributesW
GetTempPathW
GetTempFileNameW
MoveFileExW
lstrlenW
CreateFileW
GetFileSize
ReadFile
WriteFile
Sleep
GetComputerNameA
GetModuleFileNameW
CreateProcessW
GetSystemTime
FileTimeToLocalFileTime
RaiseException
InitializeCriticalSectionAndSpinCount
HeapDestroy
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
LocalAlloc
SetEndOfFile
SetStdHandle
WriteConsoleW
FreeLibrary
LoadLibraryA
InterlockedIncrement
InterlockedDecrement
InterlockedExchange
EncodePointer
DecodePointer
GetCommandLineW
HeapSetInformation
GetStartupInfoW
GetCurrentThreadId
RtlUnwind
LCMapStringW
GetCPInfo
SetUnhandledExceptionFilter
ExitProcess
GetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
GetFileType
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
SetLastError
HeapCreate
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
TerminateProcess
UnhandledExceptionFilter
IsDebuggerPresent
IsProcessorFeaturePresent
GetConsoleCP
GetConsoleMode
GetACP
GetOEMCP
IsValidCodePage
SetFilePointer
FlushFileBuffers
GetUserDefaultLCID
GetLocaleInfoW
GetLocaleInfoA
EnumSystemLocalesA
IsValidLocale
GetStringTypeW
ole32
CoCreateInstance
CoInitialize
shlwapi
PathIsRootW
PathFileExistsW
PathAppendW
PathAddExtensionW
PathRemoveExtensionW
Sections
.text Size: 140KB - Virtual size: 136KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 28KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 284KB - Virtual size: 283KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 52KB - Virtual size: 50KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 12KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ