Analysis

  • max time kernel
    90s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/11/2022, 14:09

General

  • Target
    Swift Copy.exe
  • Size 766KB
  • Sample221118-rf4vhshe52
  • SHA256 ea078d6c40824499c38d3e91f22fb11cf15c8c91300f3db02db1cdf59903ea02
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials

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\Swift Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe
      "C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3224

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1788-132-0x00000000006A0000-0x0000000000766000-memory.dmp

        memory/1788-133-0x00000000056C0000-0x0000000005C64000-memory.dmp

        memory/1788-134-0x0000000005110000-0x00000000051A2000-memory.dmp

        memory/1788-135-0x00000000051B0000-0x00000000051BA000-memory.dmp

        memory/1788-136-0x0000000009F00000-0x0000000009F9C000-memory.dmp

        memory/3224-138-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/3224-139-0x0000000006200000-0x00000000063C2000-memory.dmp