Static task
static1
Behavioral task
behavioral1
Sample
vcredist_x86.exe
Resource
win7-20230220-en
General
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Target
vcredist_x86.exe
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Size
4.8MB
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MD5
d3e774e21178e9447699bd3a7dfd5b8a
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SHA1
8b38d1e91a67c0c049678ea7e663fc6e8495236b
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SHA256
90d84aff2ea1d3be97e946d986bd9347517ec7de2f87e6f17c13ba49e034bd00
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SHA512
9a4ec94a088456bd215afc0a2cf5d848688517c73fbcb45af6cfcadd6fe1a43d2e3fc203f98562e27d9bf64d8918b51390af23c7caa0898b87c6882ddef4a906
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SSDEEP
98304:wsPj6quMBYyuSFOMKykvYgS/ylTpHufHMpPbOZ39c7T3eeom2vJtPShU:lPjzayuSgMKykQgSaTkvMxEYT3OfPShU
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource vcredist_x86.exe
Files
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vcredist_x86.exe.exe windows x86
a1f6f100bff4507a3332f3f0cdfc24f5
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP
Imports
msvcrt
__setusermatherr
_initterm
__getmainargs
__initenv
exit
_cexit
_adjust_fdiv
_exit
_c_exit
strncpy
strstr
_strlwr
strrchr
_stricmp
__p__commode
__p__fmode
__set_app_type
_except_handler3
_controlfp
_XcptFilter
_snprintf
sprintf
strchr
_strnicmp
_vsnprintf
advapi32
InitializeAcl
AddAccessAllowedAce
SetSecurityDescriptorDacl
CryptAcquireContextA
CryptGenRandom
CryptReleaseContext
AllocateAndInitializeSid
OpenProcessToken
GetTokenInformation
GetLengthSid
InitiateSystemShutdownA
InitializeSecurityDescriptor
kernel32
CreateThread
GetFileSize
ExpandEnvironmentStringsA
CreateProcessA
GetExitCodeProcess
InitializeCriticalSectionAndSpinCount
LocalFileTimeToFileTime
SetFileTime
SetEndOfFile
CreateEventA
QueryDosDeviceA
GetDiskFreeSpaceA
GetSystemTime
QueryPerformanceCounter
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentDirectoryA
GetProcessHeap
CopyFileA
SetFileAttributesA
DosDateTimeToFileTime
SetEvent
GetVersionExA
ReadFile
SetFilePointer
MoveFileExA
RemoveDirectoryA
GetLastError
CreateDirectoryA
GetTickCount
SetErrorMode
FreeLibrary
GetProcAddress
LoadLibraryA
GetSystemDirectoryA
CloseHandle
DeviceIoControl
CreateFileA
GetDriveTypeA
HeapFree
FormatMessageA
LeaveCriticalSection
DeleteFileA
EnterCriticalSection
TerminateProcess
WaitForMultipleObjects
CreateEventW
FindFirstFileA
Sleep
SetEnvironmentVariableA
GetEnvironmentVariableA
WideCharToMultiByte
HeapAlloc
SetLastError
WriteFile
MoveFileA
ExitProcess
DeleteCriticalSection
FlushFileBuffers
WaitForSingleObject
OpenEventA
GetCurrentProcess
GetFileAttributesA
GetCommandLineA
GetModuleFileNameA
FindClose
FindNextFileA
SystemTimeToFileTime
user32
SendDlgItemMessageA
SendMessageA
DialogBoxParamA
MessageBoxA
SetParent
EndDialog
LoadStringA
ShowWindow
ntdll
NtOpenProcessToken
NtAdjustPrivilegesToken
NtClose
NtShutdownSystem
comctl32
ord17
shell32
SHBrowseForFolderA
SHGetPathFromIDListA
Sections
.text Size: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 512B - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4.8MB - Virtual size: 4.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE