Analysis

  • max time kernel
    106s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/10/2022, 09:46

General

  • Target
    PaymentNotification_WQW3883-948HAN-BS.exe
  • Size 881KB
  • Sample221026-lrmgqafcc5
  • SHA256 e9b324b307af4d894e742a33c0d2ce31977128848c23219e4958664ac89cede7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot5453475689:AAEPtYkTq-8THTeKrYW8b68w6CGTVgKvmpM/sendMessage?chat_id=5798274961

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PaymentNotification_WQW3883-948HAN-BS.exe
    "C:\Users\Admin\AppData\Local\Temp\PaymentNotification_WQW3883-948HAN-BS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2452

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1496-132-0x0000000000260000-0x0000000000342000-memory.dmp

        memory/1496-133-0x0000000005370000-0x0000000005914000-memory.dmp

        memory/1496-134-0x0000000004CF0000-0x0000000004D82000-memory.dmp

        memory/1496-135-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

        memory/1496-136-0x0000000006F60000-0x0000000006FFC000-memory.dmp

        memory/2452-138-0x0000000000400000-0x000000000044E000-memory.dmp

        memory/2452-139-0x0000000006780000-0x0000000006942000-memory.dmp