VSTOInstaller.pdb
Static task
static1
Behavioral task
behavioral1
Sample
c320fed05f1178edef738f1b7f2278fc.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
c320fed05f1178edef738f1b7f2278fc.exe
Resource
win10v2004-20240226-en
General
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Target
c320fed05f1178edef738f1b7f2278fc
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Size
3.2MB
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MD5
c320fed05f1178edef738f1b7f2278fc
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SHA1
3164566b9a78b48575869fb9f72ecba910d6b403
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SHA256
1e32aebd79e4c707cb69fe08c7aaa8aee9012a46be4afde1b81a2adee7ce3c48
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SHA512
080840cf7d7f54289b6524813f675ac6f8ae2952202a5e759a17729fa8576f3d9e377162f50f087503704caac48674b3eaaad81607c662b201d149066d64f3a8
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SSDEEP
98304:2sDOhM+M6RkMkIM72sDOhM+M6RkMkIM7kJdXN0B7+s:l6g6
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource c320fed05f1178edef738f1b7f2278fc
Files
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c320fed05f1178edef738f1b7f2278fc.exe windows:5 windows x86 arch:x86
172bf155edc21e9f9aa496ef53fe9293
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
advapi32
RegOpenKeyExW
RegCloseKey
RegQueryValueExW
kernel32
FreeLibrary
LoadLibraryW
GetModuleFileNameW
lstrlenW
RaiseException
GetLastError
GetProcAddress
GetModuleHandleW
GetVersion
GetUserDefaultUILanguage
FlushFileBuffers
CloseHandle
CreateFileW
WriteConsoleW
SetStdHandle
HeapReAlloc
HeapSize
GetStringTypeW
LCMapStringW
HeapAlloc
IsProcessorFeaturePresent
MultiByteToWideChar
GetConsoleMode
GetConsoleCP
GetCommandLineW
HeapSetInformation
SetUnhandledExceptionFilter
ExitProcess
DecodePointer
WriteFile
GetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
GetStartupInfoW
DeleteCriticalSection
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
HeapCreate
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
HeapFree
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
IsDebuggerPresent
RtlUnwind
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
LeaveCriticalSection
EnterCriticalSection
Sleep
SetFilePointer
WideCharToMultiByte
GetSystemDefaultUILanguage
oleaut32
VariantInit
VarBstrCat
SysAllocStringLen
SysFreeString
VariantClear
SysStringLen
GetErrorInfo
ole32
CoUninitialize
CoInitializeEx
shlwapi
PathFileExistsW
PathAppendW
PathStripPathW
PathRemoveFileSpecW
user32
MessageBoxW
LoadStringW
Sections
.text Size: 62KB - Virtual size: 61KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ