Report - smss.exe

Malicious Library UPX PE File PE32 DLL
ScreenShot
Created 2023.10.12 07:45 Machine s1_win7_x6401
Filename smss.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
AI Score
7
Behavior Score
3.0
ZERO API file : clean
VT API (file) 33 detected (Makoob, malicious, high confidence, Tedy, Artemis, NSIS, InjectorX, FalseSign, Jcnw, ai score=86, FormBook, SPSF, Detected, unsafe, confidence)
md5 ced4af5a976fb361bfded06260f5985f
sha256 ca26fd8d4675cfec9eee79a402ce93024e4b817655df0307ba3d9dba93f918b2
ssdeep 24576:jQ3IGH0kofhzE+S/MG5woa+2LvDtn0fEcz2raO/bwntZKozPOPCnsoO+LY:jQ3I7JzE+I5pCDJ0++O/bw7K8uCnsaU
imphash e9c0657252137ac61c1eeeba4c021000
impfuzzy 48:T1SKmvYO1wQ2nr+t8Alt8tz4eOGLlla/5LRFpV74dT+45EQX/1EowSv0Qxly6U0D:TMKeY0wQ2i42fw4rtu
  Network IP location

Signature (7cnts)

Level Description
danger File has been identified by 33 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
notice Creates executable files on the filesystem
notice Drops an executable to the user AppData folder
notice The binary likely contains encrypted or compressed data indicative of a packer
info Checks amount of memory in system
info The executable contains unknown PE section names indicative of a packer (could be a false positive)

Rules (7cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsDLL (no description) binaries (download)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

Suricata ids

PE API

IAT(Import Address Table) Library

KERNEL32.dll
 0x407070 GetTempPathA
 0x407074 GetFileSize
 0x407078 GetModuleFileNameA
 0x40707c GetCurrentProcess
 0x407080 CopyFileA
 0x407084 ExitProcess
 0x407088 SetEnvironmentVariableA
 0x40708c Sleep
 0x407090 GetTickCount
 0x407094 GetCommandLineA
 0x407098 lstrlenA
 0x40709c GetVersion
 0x4070a0 SetErrorMode
 0x4070a4 lstrcpynA
 0x4070a8 GetDiskFreeSpaceA
 0x4070ac GlobalUnlock
 0x4070b0 GetWindowsDirectoryA
 0x4070b4 SetFileAttributesA
 0x4070b8 GetLastError
 0x4070bc CreateDirectoryA
 0x4070c0 CreateProcessA
 0x4070c4 RemoveDirectoryA
 0x4070c8 CreateFileA
 0x4070cc GetTempFileNameA
 0x4070d0 ReadFile
 0x4070d4 WriteFile
 0x4070d8 lstrcpyA
 0x4070dc MoveFileExA
 0x4070e0 lstrcatA
 0x4070e4 GetSystemDirectoryA
 0x4070e8 GetProcAddress
 0x4070ec GetExitCodeProcess
 0x4070f0 WaitForSingleObject
 0x4070f4 CompareFileTime
 0x4070f8 SetFileTime
 0x4070fc GetFileAttributesA
 0x407100 SetCurrentDirectoryA
 0x407104 MoveFileA
 0x407108 GetFullPathNameA
 0x40710c GetShortPathNameA
 0x407110 SearchPathA
 0x407114 CloseHandle
 0x407118 lstrcmpiA
 0x40711c CreateThread
 0x407120 GlobalLock
 0x407124 lstrcmpA
 0x407128 DeleteFileA
 0x40712c FindFirstFileA
 0x407130 FindNextFileA
 0x407134 FindClose
 0x407138 SetFilePointer
 0x40713c GetPrivateProfileStringA
 0x407140 WritePrivateProfileStringA
 0x407144 MulDiv
 0x407148 MultiByteToWideChar
 0x40714c FreeLibrary
 0x407150 LoadLibraryExA
 0x407154 GetModuleHandleA
 0x407158 GlobalAlloc
 0x40715c GlobalFree
 0x407160 ExpandEnvironmentStringsA
USER32.dll
 0x407184 GetSystemMenu
 0x407188 SetClassLongA
 0x40718c EnableMenuItem
 0x407190 IsWindowEnabled
 0x407194 SetWindowPos
 0x407198 GetSysColor
 0x40719c GetWindowLongA
 0x4071a0 SetCursor
 0x4071a4 LoadCursorA
 0x4071a8 CheckDlgButton
 0x4071ac GetMessagePos
 0x4071b0 CallWindowProcA
 0x4071b4 IsWindowVisible
 0x4071b8 CloseClipboard
 0x4071bc SetClipboardData
 0x4071c0 EmptyClipboard
 0x4071c4 OpenClipboard
 0x4071c8 ScreenToClient
 0x4071cc GetWindowRect
 0x4071d0 GetDlgItem
 0x4071d4 GetSystemMetrics
 0x4071d8 SetDlgItemTextA
 0x4071dc GetDlgItemTextA
 0x4071e0 MessageBoxIndirectA
 0x4071e4 CharPrevA
 0x4071e8 DispatchMessageA
 0x4071ec PeekMessageA
 0x4071f0 GetDC
 0x4071f4 ReleaseDC
 0x4071f8 EnableWindow
 0x4071fc InvalidateRect
 0x407200 SendMessageA
 0x407204 DefWindowProcA
 0x407208 BeginPaint
 0x40720c GetClientRect
 0x407210 FillRect
 0x407214 EndDialog
 0x407218 RegisterClassA
 0x40721c SystemParametersInfoA
 0x407220 CreateWindowExA
 0x407224 GetClassInfoA
 0x407228 DialogBoxParamA
 0x40722c CharNextA
 0x407230 ExitWindowsEx
 0x407234 LoadImageA
 0x407238 CreateDialogParamA
 0x40723c SetTimer
 0x407240 SetWindowTextA
 0x407244 SetForegroundWindow
 0x407248 ShowWindow
 0x40724c SetWindowLongA
 0x407250 SendMessageTimeoutA
 0x407254 FindWindowExA
 0x407258 IsWindow
 0x40725c AppendMenuA
 0x407260 TrackPopupMenu
 0x407264 CreatePopupMenu
 0x407268 DrawTextA
 0x40726c EndPaint
 0x407270 DestroyWindow
 0x407274 wsprintfA
 0x407278 PostQuitMessage
GDI32.dll
 0x40704c SelectObject
 0x407050 SetTextColor
 0x407054 SetBkMode
 0x407058 CreateFontIndirectA
 0x40705c CreateBrushIndirect
 0x407060 DeleteObject
 0x407064 GetDeviceCaps
 0x407068 SetBkColor
SHELL32.dll
 0x407168 SHGetSpecialFolderLocation
 0x40716c ShellExecuteExA
 0x407170 SHGetPathFromIDListA
 0x407174 SHBrowseForFolderA
 0x407178 SHGetFileInfoA
 0x40717c SHFileOperationA
ADVAPI32.dll
 0x407000 AdjustTokenPrivileges
 0x407004 RegCreateKeyExA
 0x407008 RegOpenKeyExA
 0x40700c SetFileSecurityA
 0x407010 OpenProcessToken
 0x407014 LookupPrivilegeValueA
 0x407018 RegEnumValueA
 0x40701c RegDeleteKeyA
 0x407020 RegDeleteValueA
 0x407024 RegCloseKey
 0x407028 RegSetValueExA
 0x40702c RegQueryValueExA
 0x407030 RegEnumKeyA
COMCTL32.dll
 0x407038 ImageList_Create
 0x40703c ImageList_AddMasked
 0x407040 None
 0x407044 ImageList_Destroy
ole32.dll
 0x407280 OleUninitialize
 0x407284 OleInitialize
 0x407288 CoTaskMemFree
 0x40728c CoCreateInstance

EAT(Export Address Table) is none



Similarity measure (PE file only) - Checking for service failure