Behavioral task
behavioral1
Sample
23405d45c86acbc70f7aefca62bd1ed18456974823ddc75fb2aa613dbcd26008.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
23405d45c86acbc70f7aefca62bd1ed18456974823ddc75fb2aa613dbcd26008.exe
Resource
win10v2004-20240412-en
General
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Target
23405d45c86acbc70f7aefca62bd1ed18456974823ddc75fb2aa613dbcd26008
-
Size
368KB
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MD5
d43a112f308f2912c469cd20f119ce34
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SHA1
ff69baca8e8f26eacbdedaf28eea314d284ce490
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SHA256
23405d45c86acbc70f7aefca62bd1ed18456974823ddc75fb2aa613dbcd26008
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SHA512
cb532fd6c9b4d325e9f70e205433741fbc43f604d137104dee325b6d49686b8e674531250f085482733fba155fbac05469580508dfc40644bd68d3a81e8b754a
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SSDEEP
3072:ZxEEo75OnPSI09qgmBBAGKSvwlQ7aN24/:Zxdi5Onz2qgmB9Dwr
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 23405d45c86acbc70f7aefca62bd1ed18456974823ddc75fb2aa613dbcd26008
Files
-
23405d45c86acbc70f7aefca62bd1ed18456974823ddc75fb2aa613dbcd26008.exe windows:4 windows x86 arch:x86
f0a8f5b2a0397046143edde10ffcb1a8
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetLastError
GetSystemTime
MultiByteToWideChar
GetLocaleInfoA
GetModuleHandleA
FindNextFileA
FindFirstFileA
FlushFileBuffers
SetStdHandle
FindClose
Sleep
SetFilePointer
LCMapStringW
LCMapStringA
GetStringTypeW
ExitProcess
TerminateProcess
GetCurrentProcess
GetStartupInfoA
GetCommandLineA
GetVersion
DebugBreak
GetStdHandle
WriteFile
InterlockedDecrement
OutputDebugStringA
GetProcAddress
LoadLibraryA
InterlockedIncrement
GetModuleFileNameA
IsBadWritePtr
IsBadReadPtr
HeapValidate
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetFileType
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
HeapFree
VirtualFree
RtlUnwind
SetConsoleCtrlHandler
HeapAlloc
HeapReAlloc
VirtualAlloc
GetCPInfo
GetACP
GetOEMCP
GetStringTypeA
CloseHandle
advapi32
GetUserNameW
ole32
CoUninitialize
CoCreateInstance
CoInitialize
user32
MessageBoxA
Sections
UPX0 Size: 240KB - Virtual size: 240KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 80KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE