GoogleUpdate_unsigned.pdb
Static task
static1
Behavioral task
behavioral1
Sample
81a7e1ae1e0978deb479ce805c9dabdb53e0bfd73074723cbeba9e2eb52ebd80.exe
Resource
win7-20231215-en
General
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Target
81a7e1ae1e0978deb479ce805c9dabdb53e0bfd73074723cbeba9e2eb52ebd80
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Size
706KB
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MD5
e58839830c226a7280a777d6dfe7831e
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SHA1
d8ff0ae9423c531e59af7a6acca8cf104f9881f6
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SHA256
81a7e1ae1e0978deb479ce805c9dabdb53e0bfd73074723cbeba9e2eb52ebd80
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SHA512
3895fc5d98c17ee0abe98f48b9c8de3348a569cfcbeda0999d3aa5f0425484984420ee44238d79618f3ee2d826331b0e6e88531787578d8fac5ff324393fa34a
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SSDEEP
12288:rWiB+tNFCrNDFKYmKIiirRGW2phzrvXuayM1J3AAlrAf0d83QC0OXxcpGHMki:rWiBe8NDFKYmKOF0zr31JwAlcR3QC0O3
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 81a7e1ae1e0978deb479ce805c9dabdb53e0bfd73074723cbeba9e2eb52ebd80
Files
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81a7e1ae1e0978deb479ce805c9dabdb53e0bfd73074723cbeba9e2eb52ebd80.exe windows:5 windows x86 arch:x86
7df1816239c5bc855600d41210406c5b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
advapi32
RegOpenKeyExW
kernel32
SizeofResource
HeapFree
GetCommandLineW
GetModuleFileNameW
InitializeCriticalSectionAndSpinCount
HeapSize
GetLastError
GetFileAttributesExW
LockResource
HeapReAlloc
RaiseException
FindResourceExW
LoadResource
FindResourceW
HeapAlloc
DecodePointer
HeapDestroy
GetProcAddress
DeleteCriticalSection
GetProcessHeap
GetModuleHandleW
FreeLibrary
LoadLibraryExW
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetStringTypeW
SetStdHandle
CloseHandle
IsDebuggerPresent
OutputDebugStringW
EnterCriticalSection
LeaveCriticalSection
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
RtlUnwind
ExitProcess
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetStdHandle
WriteFile
GetACP
LCMapStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetFileType
CreateFileW
shell32
SHGetFolderPathW
user32
CharLowerBuffW
shlwapi
SHQueryValueExW
PathAppendW
PathRemoveFileSpecW
Sections
.text Size: 71KB - Virtual size: 71KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 57KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 572KB - Virtual size: 576KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE