Static task
static1
Behavioral task
behavioral1
Sample
fa98feb0fc8ff8b25659427c063181b1d05600900959b0eb4f478a0688d7f105_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
fa98feb0fc8ff8b25659427c063181b1d05600900959b0eb4f478a0688d7f105_JC.exe
Resource
win10v2004-20230915-en
General
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Target
fa98feb0fc8ff8b25659427c063181b1d05600900959b0eb4f478a0688d7f105_JC.exe
-
Size
1.9MB
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MD5
b0f43da8d5e294f83d9acaeee4023888
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SHA1
6f050ea88b1f005ebc8a09b385f609214c15d9d7
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SHA256
fa98feb0fc8ff8b25659427c063181b1d05600900959b0eb4f478a0688d7f105
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SHA512
b33d2d3e7e38ea32b89d0573321e83090632ec81e684072f5d35f49295e21b1a7ca2d66a9af739f3b3228e78e3c7b8c143c0513371b49a137b4c17eab3aca60d
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SSDEEP
24576:7LdoWOG0h0DlBtcuRvfxsSc/JgVkmw24kBMM0:2G0h0DdvzQgVkmY
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource fa98feb0fc8ff8b25659427c063181b1d05600900959b0eb4f478a0688d7f105_JC.exe
Files
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fa98feb0fc8ff8b25659427c063181b1d05600900959b0eb4f478a0688d7f105_JC.exe.exe windows:6 windows x86
866f5ab4dadf03f032eb53be5227146e
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
user32
GetTopWindow
kernel32
IsProcessorFeaturePresent
CreateFileW
FreeConsole
CloseHandle
WaitForSingleObjectEx
Sleep
SwitchToThread
GetCurrentThreadId
GetExitCodeThread
GetNativeSystemInfo
FormatMessageA
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
QueryPerformanceCounter
QueryPerformanceFrequency
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryEnterCriticalSection
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
LocalFree
EncodePointer
DecodePointer
LCMapStringEx
SetFileInformationByHandle
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
InitOnceExecuteOnce
CreateEventExW
CreateSemaphoreExW
FlushProcessWriteBuffers
GetCurrentProcessorNumber
GetSystemTimeAsFileTime
GetTickCount64
FreeLibraryWhenCallbackReturns
CreateThreadpoolWork
SubmitThreadpoolWork
CloseThreadpoolWork
CreateThreadpoolTimer
SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CloseThreadpoolTimer
CreateThreadpoolWait
SetThreadpoolWait
CloseThreadpoolWait
GetModuleHandleW
GetProcAddress
GetFileInformationByHandleEx
CreateSymbolicLinkW
GetLocaleInfoEx
CompareStringEx
GetCPInfo
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
WriteConsoleW
GetCurrentProcessId
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
HeapSize
RaiseException
RtlUnwind
InterlockedPushEntrySList
InterlockedFlushSList
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetCommandLineA
GetCommandLineW
GetCurrentThread
HeapAlloc
HeapFree
GetFileType
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
SetConsoleCtrlHandler
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
HeapReAlloc
GetTimeZoneInformation
OutputDebugStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
ReadConsoleW
Sections
.textbss Size: - Virtual size: 283KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 642KB - Virtual size: 641KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 103KB - Virtual size: 102KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 9KB - Virtual size: 16KB
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
.REMO Size: 571KB - Virtual size: 570KB
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
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 23KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.splash Size: 293KB - Virtual size: 293KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.splash Size: 293KB - Virtual size: 293KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE