Report - POA35BT56TT.bat

Generic Malware Downloader Antivirus Create Service Socket DGA Http API ScreenShot Escalate priviledges Steal credential PWS Sniff Audio HTTP DNS Code injection Internet API FTP KeyLogger P2P AntiDebug AntiVM PowerShell ZIP Format
ScreenShot
Created 2023.12.14 10:15 Machine s1_win7_x6403
Filename POA35BT56TT.bat
Type DOS batch file, ASCII text, with CRLF line terminators
AI Score Not founds Behavior Score
12.4
ZERO API file : mailcious
VT API (file) 2 detected ()
md5 5409f23480db5358d2cc2417f2c41494
sha256 48d6f5e343c4fbe7726f8bad43cfb817d419281c1cc932b4d04bbbe805c5c8f8
ssdeep 24:w8oIhtxnsFDIztRPP0vb+bY3fuvl/vORKQNb/jx5bRqjTuTYJw+x8hEHNySsRDHc:FRxsotybz8ex+/G+FNnsR7OSeX8ElX
imphash
impfuzzy
  Network IP location

Signature (30cnts)

Level Description
watch A command shell or script process was created by an unexpected parent process
watch Communicates with host for which no DNS query was performed
watch Creates a suspicious Powershell process
watch Installs itself for autorun at Windows startup
watch Network communications indicative of a potential document or script payload download was initiated by the process powershell.exe
watch One or more non-whitelisted processes were created
watch Powershell script adds registry entries
watch Putty Files
notice A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time)
notice Checks adapter addresses which can be used to detect virtual network interfaces
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 File has been identified by 2 AntiVirus engines on VirusTotal as malicious
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 Poweshell is sending data to a remote host
notice URL downloaded by powershell script
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 Command line console output was observed
info One or more processes crashed
info Queries for the computername
info Uses Windows APIs to generate a cryptographic key

Rules (35cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Antivirus Contains references to security software 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 Generic_PWS_Memory_Zero PWS Memory 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 PowerShell PowerShell script scripts
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info win_hook Affect hook table memory
info zip_file_format ZIP file format binaries (download)

Network (7cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://eusketxe.com/s/putty.jar AR NUT HOST SRL 167.250.5.28 clean
http://brahmacouncil.com/fs/fs/run_hidden.vbs US UNIFIEDLAYER-AS-1 67.20.115.231 clean
eusketxe.com AR NUT HOST SRL 167.250.5.28 clean
brahmacouncil.com US UNIFIEDLAYER-AS-1 67.20.115.231 mailcious
154.127.53.176 US COGECO-PEER1 154.127.53.176 clean
67.20.115.231 US UNIFIEDLAYER-AS-1 67.20.115.231 mailcious
167.250.5.28 AR NUT HOST SRL 167.250.5.28 clean

Suricata ids



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