Static task
static1
Behavioral task
behavioral1
Sample
31c3b0ab9b83cafb8eb3a7890e2d05ca.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
31c3b0ab9b83cafb8eb3a7890e2d05ca.exe
Resource
win10v2004-20230915-en
General
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Target
31c3b0ab9b83cafb8eb3a7890e2d05ca.exe
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Size
1.0MB
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MD5
31c3b0ab9b83cafb8eb3a7890e2d05ca
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SHA1
5ae01358b1c88a6a0ef5d240abdc756835fdb572
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SHA256
35f7e6ac149538b9ec2b1286dd43d4fb9e78aa78a4b74c64cd4194d7bc5cb215
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SHA512
b727cf5777a7e4fe338ed81ce66bdec626ffd3226a332157a780cc1ff499cb0b17b8f339c21f7d99f42bc7ddc951d3ac5139d05e34c2f7e81582ec84f3989e63
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SSDEEP
24576:fMZThJqJAzoy99wI6DAnAia8gzRGK/6H1V:fMZThJqy99wIyAJWcK/6H1
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 31c3b0ab9b83cafb8eb3a7890e2d05ca.exe
Files
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31c3b0ab9b83cafb8eb3a7890e2d05ca.exe.exe windows:6 windows x86
500aa68029ae375a898af1edb3f40b87
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
GetModuleHandleA
GetProcAddress
RaiseException
CloseHandle
WaitForSingleObjectEx
Sleep
SwitchToThread
GetCurrentThreadId
GetExitCodeThread
GetNativeSystemInfo
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
TryEnterCriticalSection
DeleteCriticalSection
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
FormatMessageA
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
InitOnceBeginInitialize
InitOnceComplete
GetLastError
FreeLibraryWhenCallbackReturns
CreateThreadpoolWork
SubmitThreadpoolWork
CloseThreadpoolWork
GetModuleHandleExW
RtlCaptureStackBackTrace
IsProcessorFeaturePresent
QueryPerformanceCounter
QueryPerformanceFrequency
SetFileInformationByHandle
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
InitOnceExecuteOnce
CreateEventExW
CreateSemaphoreExW
FlushProcessWriteBuffers
GetCurrentProcessorNumber
GetSystemTimeAsFileTime
GetTickCount64
CreateThreadpoolTimer
SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CloseThreadpoolTimer
CreateThreadpoolWait
SetThreadpoolWait
CloseThreadpoolWait
GetModuleHandleW
GetFileInformationByHandleEx
CreateSymbolicLinkW
LocalFree
EncodePointer
DecodePointer
LCMapStringEx
GetLocaleInfoEx
CompareStringEx
GetCPInfo
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
CreateEventW
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
InitializeSListHead
CreateFileW
RtlUnwind
InterlockedPushEntrySList
InterlockedFlushSList
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
ResumeThread
FreeLibraryAndExitThread
ExitProcess
GetModuleFileNameW
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
GetCurrentThread
HeapFree
SetConsoleCtrlHandler
HeapAlloc
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
HeapReAlloc
GetTimeZoneInformation
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetProcessHeap
OutputDebugStringW
SetStdHandle
ReadConsoleW
HeapSize
WriteConsoleW
Sections
.textbss Size: - Virtual size: 303KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 693KB - Virtual size: 693KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 110KB - Virtual size: 110KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 12KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.euro Size: 211KB - Virtual size: 211KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 1024B - Virtual size: 777B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 270B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ