Analysis

  • max time kernel
    172s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2022, 11:10

General

  • Target
    PO#8754302.exe
  • Size 950KB
  • Sample221107-m9pv8schf9
  • SHA256 ea3605219638f6d67dde5ccedc1d1c12bcbf26fdddab503cc497aed1fc2ad9c6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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\PO#8754302.exe
    "C:\Users\Admin\AppData\Local\Temp\PO#8754302.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4812
    • C:\Users\Admin\AppData\Local\Temp\PO#8754302.exe
      "C:\Users\Admin\AppData\Local\Temp\PO#8754302.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2648

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2648-138-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/2648-139-0x00000000063C0000-0x0000000006582000-memory.dmp

        memory/4812-132-0x00000000008F0000-0x00000000009E4000-memory.dmp

        memory/4812-133-0x00000000058E0000-0x0000000005E84000-memory.dmp

        memory/4812-134-0x00000000053D0000-0x0000000005462000-memory.dmp

        memory/4812-135-0x0000000005380000-0x000000000538A000-memory.dmp

        memory/4812-136-0x0000000008FB0000-0x000000000904C000-memory.dmp