Static task
static1
Behavioral task
behavioral1
Sample
yolocaca2.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
yolocaca2.exe
Resource
win10v2004-20230220-en
General
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Target
yolocaca2.exe
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Size
529KB
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MD5
949cc6ca447a6e36546d11aab3ba8f23
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SHA1
c2305e24603795166edd0f83ef1c055c641db9cf
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SHA256
6e705467c0c083d343ad4f9e2833cd229605257b034bd3c4ac3342b156fb1594
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SHA512
037041524adc5a10fffeae2b7bb87745d2428e43e63d97c9d96eb8a0949f4d4c4f8037f5541d2cb87a0342ccd527d9b35079475035c35e299e68bb79be4dd343
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SSDEEP
12288:jCLuo4nv1T3Bx1p0GSOfkqpVjjS3HqpKnoT+w:SuogNrQGtkqpV/S3KpyK
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource yolocaca2.exe
Files
-
yolocaca2.exe.exe windows x64
1e88bbcbd335aa84105c52ef0579daad
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
GetModuleFileNameA
GetCurrentProcessId
OpenProcess
VirtualAllocEx
WriteProcessMemory
CreateRemoteThread
CloseHandle
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
EncodePointer
DecodePointer
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
CompareStringEx
MultiByteToWideChar
GetCPInfo
WideCharToMultiByte
LCMapStringEx
GetStringTypeW
CreateFileW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
RtlUnwind
GetCurrentProcess
TerminateProcess
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapFree
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
GetFileAttributesExW
HeapReAlloc
HeapAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetFileType
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetProcessHeap
HeapSize
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
Sections
.text Size: 147KB - Virtual size: 146KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 365KB - Virtual size: 364KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ