Analysis

  • max time kernel
    119s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    27/01/2022, 14:56

General

  • Target
    d4401604a84e33a2f43ad734bdd86bdc.exe
  • Size 911KB
  • Sample220127-sa124seecj
  • SHA256 ead9a36351d0a552a23d27cc691151086e7f68b8a8ab41d8852e18c8e7b5816e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
  • Protocol

    smtp

  • Host

    smtp.privateemail.com

  • Port

    587

  • Password

    BrazenDocike@1234

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger Payload 4 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 3 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 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4401604a84e33a2f43ad734bdd86bdc.exe
    "C:\Users\Admin\AppData\Local\Temp\d4401604a84e33a2f43ad734bdd86bdc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\d4401604a84e33a2f43ad734bdd86bdc.exe
      "C:\Users\Admin\AppData\Local\Temp\d4401604a84e33a2f43ad734bdd86bdc.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1308

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1308-64-0x0000000000400000-0x000000000047C000-memory.dmp

        memory/1308-65-0x0000000000400000-0x000000000047C000-memory.dmp

        memory/1308-69-0x00000000044D0000-0x0000000004536000-memory.dmp

        memory/1308-62-0x0000000000400000-0x000000000047C000-memory.dmp

        memory/1308-67-0x0000000000720000-0x0000000000721000-memory.dmp

        memory/1308-60-0x0000000000400000-0x000000000047C000-memory.dmp

        memory/1308-63-0x0000000000400000-0x000000000047C000-memory.dmp

        memory/1308-68-0x00000000004A0000-0x00000000004AA000-memory.dmp

        memory/1308-61-0x0000000000400000-0x000000000047C000-memory.dmp

        memory/1668-55-0x0000000000840000-0x000000000092A000-memory.dmp

        memory/1668-56-0x0000000076641000-0x0000000076643000-memory.dmp

        memory/1668-59-0x0000000005420000-0x00000000054E8000-memory.dmp

        memory/1668-58-0x0000000000380000-0x000000000038C000-memory.dmp

        memory/1668-57-0x0000000004CB0000-0x0000000004CB1000-memory.dmp