Static task
static1
Behavioral task
behavioral1
Sample
objconv-x64.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
objconv-x64.exe
Resource
win10v2004-20230915-en
General
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Target
objconv-x64.exe
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Size
671KB
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MD5
b5fb8b011a3942de4072a3ddb0041201
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SHA1
a9104e377a8060c4323832c764c7cf78351631be
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SHA256
d959a169abb70ad25ac8679ef7371d0a2fa388325d2d334eec3be1bf57b6d784
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SHA512
c6297fe79512f8d9b2be8e303786ce45830f66315cc65aed82c9cad55f95935397daed42b404e7db74766bb24bbf4ae016f1ba8fca8857a641566d9d988660a7
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SSDEEP
12288:Zwz9K4sCdrZwATd4TGqQcXs1R1MDaJgnexll+lllh555EG:ZwpKodt1TCxQE
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource objconv-x64.exe
Files
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objconv-x64.exe.exe windows x64
d920ea9333f3bfabe8afa5faf26e0cfd
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
CloseHandle
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
GetProcAddress
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
ReadFile
GetConsoleMode
ReadConsoleW
WriteFile
GetConsoleCP
CreateFileW
GetFileType
GetModuleFileNameW
GetStdHandle
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
CompareStringW
LCMapStringW
SetStdHandle
SetFilePointerEx
MultiByteToWideChar
WideCharToMultiByte
SetEndOfFile
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetProcessHeap
GetStringTypeW
FlushFileBuffers
GetFileSizeEx
WriteConsoleW
GetTimeZoneInformation
HeapSize
HeapReAlloc
Sections
.text Size: 357KB - Virtual size: 357KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 112KB - Virtual size: 111KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 184KB - Virtual size: 191KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ