Static task
static1
Behavioral task
behavioral1
Sample
yolocaca3.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
yolocaca3.exe
Resource
win10v2004-20230221-en
General
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Target
yolocaca3.exe
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Size
575KB
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MD5
ac771b02f0cacc94bb65dde65396ee44
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SHA1
d6a4df6b275513c50012120fa5b62846f26a9a23
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SHA256
86eb991f8f80f932cc5e10b89f97439d14267babcd92ff0934916138f05d1135
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SHA512
55fbb53f1d6dc206b3b8f5424c4e2b7188fdb356e3c42eaee48bffd3401d37bc4fd026370ba89e084ef9eb03575fa797cc109dcdcd9bc6896d6c8514986f414d
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SSDEEP
12288:8aMSAc90ls0dvwitBiN5teOH0AQmD0lhRGq1oiG:8aMSAc9us0NwiSNnkAQmwGo
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource yolocaca3.exe
Files
-
yolocaca3.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: 189KB - Virtual size: 188KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 364KB - Virtual size: 363KB
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: 13KB - Virtual size: 13KB
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