Analysis

  • max time kernel
    61s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2022, 09:49

General

  • Target
    SWIFT COPY.exe
  • Size 1.3MB
  • Sample221004-ltc13aaea7
  • SHA256 877073f9199362934c812fcfe877c8f134ef7fdd9c60c0973dcee2dbb889438e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 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
  • Adds Run key to start application 2 TTPs 1 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 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⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1408
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:952
    • 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:1784

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/952-60-0x000000006F480000-0x000000006FA2B000-memory.dmp

        memory/952-58-0x00000000750A1000-0x00000000750A3000-memory.dmp

        memory/952-59-0x000000006F480000-0x000000006FA2B000-memory.dmp

        memory/1408-54-0x0000000000840000-0x000000000099A000-memory.dmp

        memory/1408-56-0x00000000048E0000-0x0000000004972000-memory.dmp

        memory/1408-55-0x0000000002450000-0x00000000024F8000-memory.dmp

        memory/1784-66-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1784-62-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1784-64-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1784-61-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1784-67-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1784-70-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1784-72-0x0000000000400000-0x0000000000426000-memory.dmp