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Report - 1.exe

RAT Generic Malware Malicious Library Antivirus Malicious Packer DGA DNS Socket Create Service Sniff Audio Escalate priviledges KeyLogger Code injection HTTP Internet API FTP ScreenShot Http API Steal credential Downloader P2P AntiDebug AntiVM PE File PE6
  1. Resubmit analysis
  2. Detailed report
ScreenShot
Created 2021.08.25 09:15 Machine s1_win7_x6402
Filename 1.exe
Type PE32+ executable (console) x86-64, for MS Windows
AI Score
8
 Behavior Score
10.4
ZERO API file : malware
VT API (file) 42 detected (Cryrar, tqFl, malicious, high confidence, score, Bulz, Unsafe, confidence, Bingoml, ceyw, FileRepMalware, Skintrim, Generic ML PUA, susgen, oqqxg, ASMalwS, Sabsik, Artemis, ai score=82, R049H09HL21, Lndw, Static AI, Malicious PE)
md5 a1e0aa315c2caf13f0f7edacea3e9aea
sha256 ca1c052698c5a5c7e5ddcd14a95709288a364cd0be7fa06d03c62c2ead4ea78b
ssdeep 12288:0tzE5elwLz9Tr/G89suLMBU2R6rPfgi5QGRTYseAC+kYr8:0tA4KdTDG/hRaAiZRTyRpYA
imphash f326f88ca83c9aacaa44acfb8884f1d4
impfuzzy 48:YMuGno3GmCp51H3NxOI40nIUY5LoeSZ/g/KAwEUEkE/1WSY+09AFXElvyAobFzGQ:Y7qo35Cp51XNxh40nIbo1WNwCJ
  Network IP location

Signature (25cnts)

Level Description
danger File has been identified by 42 AntiVirus engines on VirusTotal as malicious
watch Creates an Alternate Data Stream (ADS)
watch Drops a binary and executes it
watch Installs itself for autorun at Windows startup
watch Resumed a suspended thread in a remote process potentially indicative of process injection
watch The process powershell.exe wrote an executable file to disk
notice A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Creates a shortcut to an executable file
notice Creates a suspicious process
notice Creates executable files on the filesystem
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Uses Windows utilities for basic Windows functionality
notice Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Collects information to fingerprint the system (MachineGuid
info Command line console output was observed
info Queries for the computername
info The executable contains unknown PE section names indicative of a packer (could be a false positive)
info Uses Windows APIs to generate a cryptographic key

Rules (39cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Antivirus Contains references to security software binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch Network_Downloader File Downloader memory
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Create_Service Create a windows service memory
notice Escalate_priviledges Escalate priviledges memory
notice KeyLogger Run a KeyLogger memory
notice local_credential_Steal Steal credential memory
notice Network_DGA Communication using DGA memory
notice Network_DNS Communications use DNS memory
notice Network_FTP Communications over FTP memory
notice Network_HTTP Communications over HTTP memory
notice Network_P2P_Win Communications over P2P network memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice ScreenShot Take ScreenShot memory
notice Sniff_Audio Record Audio memory
notice Str_Win32_Http_API Match Windows Http API call memory
notice Str_Win32_Internet_API Match Windows Inet API call memory
info anti_dbg Checks if being debugged memory
info antisb_threatExpert Anti-Sandbox checks for ThreatExpert memory
info Check_Dlls (no description) memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerCheck__RemoteAPI (no description) memory
info DebuggerException__ConsoleCtrl (no description) memory
info DebuggerException__SetConsoleCtrl (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info IsPE64 (no description) binaries (download)
info IsPE64 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info win_hook Affect hook table memory
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (download)

Network (6cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEAo3h2ReX7SMIk79G%2B0UDDw%3D
whois
TW EDGECAST 117.18.237.29 clean
https://cdn.discordapp.com/attachments/878569652987502634/878573089506607124/mmserv32.exe
whois
Unknown 162.159.129.233 clean
ocsp.digicert.com
whois
TW EDGECAST 117.18.237.29 clean
cdn.discordapp.com
whois
Unknown 162.159.134.233 malware
117.18.237.29
whois
TW EDGECAST 117.18.237.29 clean
162.159.129.233
whois
Unknown 162.159.129.233 malware

Suricata ids

PE API

IAT(Import Address Table) Library

msvcrt.dll
 0x14001f6c8 memset
 0x14001f6d0 wcsncmp
 0x14001f6d8 memmove
 0x14001f6e0 wcsncpy
 0x14001f6e8 wcsstr
 0x14001f6f0 _wcsnicmp
 0x14001f6f8 _wcsdup
 0x14001f700 free
 0x14001f708 _wcsicmp
 0x14001f710 wcslen
 0x14001f718 wcscpy
 0x14001f720 wcscmp
 0x14001f728 wcscat
 0x14001f730 memcpy
 0x14001f738 tolower
 0x14001f740 malloc
KERNEL32.dll
 0x14001f750 GetModuleHandleW
 0x14001f758 HeapCreate
 0x14001f760 GetStdHandle
 0x14001f768 SetConsoleCtrlHandler
 0x14001f770 HeapDestroy
 0x14001f778 ExitProcess
 0x14001f780 WriteFile
 0x14001f788 GetTempFileNameW
 0x14001f790 LoadLibraryExW
 0x14001f798 EnumResourceTypesW
 0x14001f7a0 FreeLibrary
 0x14001f7a8 RemoveDirectoryW
 0x14001f7b0 EnumResourceNamesW
 0x14001f7b8 GetCommandLineW
 0x14001f7c0 LoadResource
 0x14001f7c8 SizeofResource
 0x14001f7d0 FreeResource
 0x14001f7d8 FindResourceW
 0x14001f7e0 GetShortPathNameW
 0x14001f7e8 GetSystemDirectoryW
 0x14001f7f0 EnterCriticalSection
 0x14001f7f8 CloseHandle
 0x14001f800 LeaveCriticalSection
 0x14001f808 InitializeCriticalSection
 0x14001f810 WaitForSingleObject
 0x14001f818 TerminateThread
 0x14001f820 CreateThread
 0x14001f828 Sleep
 0x14001f830 WideCharToMultiByte
 0x14001f838 HeapAlloc
 0x14001f840 HeapFree
 0x14001f848 LoadLibraryW
 0x14001f850 GetProcAddress
 0x14001f858 GetCurrentProcessId
 0x14001f860 GetCurrentThreadId
 0x14001f868 GetModuleFileNameW
 0x14001f870 PeekNamedPipe
 0x14001f878 TerminateProcess
 0x14001f880 GetEnvironmentVariableW
 0x14001f888 SetEnvironmentVariableW
 0x14001f890 GetCurrentProcess
 0x14001f898 DuplicateHandle
 0x14001f8a0 CreatePipe
 0x14001f8a8 CreateProcessW
 0x14001f8b0 GetExitCodeProcess
 0x14001f8b8 RtlLookupFunctionEntry
 0x14001f8c0 RtlVirtualUnwind
 0x14001f8c8 RemoveVectoredExceptionHandler
 0x14001f8d0 AddVectoredExceptionHandler
 0x14001f8d8 HeapSize
 0x14001f8e0 MultiByteToWideChar
 0x14001f8e8 CreateDirectoryW
 0x14001f8f0 SetFileAttributesW
 0x14001f8f8 GetTempPathW
 0x14001f900 DeleteFileW
 0x14001f908 GetCurrentDirectoryW
 0x14001f910 SetCurrentDirectoryW
 0x14001f918 CreateFileW
 0x14001f920 SetFilePointer
 0x14001f928 TlsFree
 0x14001f930 TlsGetValue
 0x14001f938 TlsSetValue
 0x14001f940 TlsAlloc
 0x14001f948 HeapReAlloc
 0x14001f950 DeleteCriticalSection
 0x14001f958 GetLastError
 0x14001f960 SetLastError
 0x14001f968 UnregisterWait
 0x14001f970 GetCurrentThread
 0x14001f978 RegisterWaitForSingleObject
SHELL32.DLL
 0x14001f988 ShellExecuteExW
 0x14001f990 SHGetFolderLocation
 0x14001f998 SHGetPathFromIDListW
WINMM.DLL
 0x14001f9a8 timeBeginPeriod
OLE32.DLL
 0x14001f9b8 CoInitialize
 0x14001f9c0 CoTaskMemFree
SHLWAPI.DLL
 0x14001f9d0 PathAddBackslashW
 0x14001f9d8 PathRenameExtensionW
 0x14001f9e0 PathQuoteSpacesW
 0x14001f9e8 PathRemoveArgsW
 0x14001f9f0 PathRemoveBackslashW
USER32.DLL
 0x14001fa00 CharUpperW
 0x14001fa08 CharLowerW
 0x14001fa10 MessageBoxW
 0x14001fa18 DefWindowProcW
 0x14001fa20 GetWindowLongPtrW
 0x14001fa28 GetWindowTextLengthW
 0x14001fa30 GetWindowTextW
 0x14001fa38 EnableWindow
 0x14001fa40 DestroyWindow
 0x14001fa48 UnregisterClassW
 0x14001fa50 LoadIconW
 0x14001fa58 LoadCursorW
 0x14001fa60 RegisterClassExW
 0x14001fa68 IsWindowEnabled
 0x14001fa70 GetSystemMetrics
 0x14001fa78 CreateWindowExW
 0x14001fa80 SetWindowLongPtrW
 0x14001fa88 SendMessageW
 0x14001fa90 SetFocus
 0x14001fa98 CreateAcceleratorTableW
 0x14001faa0 SetForegroundWindow
 0x14001faa8 BringWindowToTop
 0x14001fab0 GetMessageW
 0x14001fab8 TranslateAcceleratorW
 0x14001fac0 TranslateMessage
 0x14001fac8 DispatchMessageW
 0x14001fad0 DestroyAcceleratorTable
 0x14001fad8 PostMessageW
 0x14001fae0 GetForegroundWindow
 0x14001fae8 GetWindowThreadProcessId
 0x14001faf0 IsWindowVisible
 0x14001faf8 EnumWindows
 0x14001fb00 SetWindowPos
GDI32.DLL
 0x14001fb10 GetStockObject
COMCTL32.DLL
 0x14001fb20 InitCommonControlsEx

EAT(Export Address Table) is none


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