Static task
static1
Behavioral task
behavioral1
Sample
k8226757.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
k8226757.exe
Resource
win10-20230915-en
General
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Target
k8226757.exe
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Size
358KB
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MD5
7d05119e80961326e5399f61490380cc
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SHA1
20c6143d2500e2a5ed7e4aabefa9cd6d0244948a
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SHA256
6b31ec3c80dd9146eb48d1d61c43d6f1b8b13045c724e0ccc09c28d64c4a9556
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SHA512
deb351d35403fc0b957037c1137b962ba215ec93baf0bfb70d0b11bf5ee2304b5bbddf7efe34973e7295fe2b178028605f5fc41ac94330edcd73bf42d60e66d1
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SSDEEP
6144:s/nXR/bOEHHkwxOSeyCKrJz4AOnkRoRvNIcqYwYB9joUCukr+8fi:8nX1aEHEw94h3dN5oUnZ8fi
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource k8226757.exe
Files
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k8226757.exe.exe windows x86
c8144f386a1d9b87b36aea6b6202dfaf
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
FreeConsole
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
GetStringTypeW
WideCharToMultiByte
GetCurrentThreadId
CloseHandle
WaitForSingleObjectEx
Sleep
GetExitCodeThread
InitializeCriticalSectionEx
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
GetCPInfo
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
CreateFileW
RaiseException
RtlUnwind
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
ReadConsoleW
HeapSize
WriteConsoleW
Sections
.text Size: 151KB - Virtual size: 150KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 55KB - Virtual size: 54KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 144KB - Virtual size: 147KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ