Analysis

  • max time kernel
    171s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    15/06/2022, 18:16

General

  • Target
    Pdf.0193.exe
  • Size 430KB
  • Sample220615-wwfvvaddf8
  • SHA256 b3ff992cc3e6d83faa2328915e916df30b9484ca21f35e1d96f7a6a7fa0a44ac
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot5461506023:AAGIvK_COq20pbnJcjDoHfGwsE3MgRID8Mg/sendMessage?chat_id=819442466

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\Pdf.0193.exe
    "C:\Users\Admin\AppData\Local\Temp\Pdf.0193.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3308
    • 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:3616

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3308-130-0x0000000000F10000-0x0000000000F82000-memory.dmp

        memory/3308-131-0x0000000005DC0000-0x0000000006364000-memory.dmp

        memory/3308-132-0x0000000005810000-0x00000000058A2000-memory.dmp

        memory/3308-133-0x00000000057F0000-0x00000000057FA000-memory.dmp

        memory/3308-134-0x0000000009570000-0x000000000960C000-memory.dmp

        memory/3616-136-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/3616-137-0x00000000062F0000-0x00000000064B2000-memory.dmp