Analysis

  • max time kernel
    56s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    21/11/2022, 15:00

General

  • Target
    16e377c97188eb801c8125a5b587dc09.exe
  • Size 914KB
  • Sample221121-sdblmaaa91
  • SHA256 0a7da056adc4dfa4ae6ca6cf29f9bb01e9d4745a02b1cb27e1ea3e231b5c4a04
  • 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
  • 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 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16e377c97188eb801c8125a5b587dc09.exe
    "C:\Users\Admin\AppData\Local\Temp\16e377c97188eb801c8125a5b587dc09.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Users\Admin\AppData\Local\Temp\16e377c97188eb801c8125a5b587dc09.exe
      "C:\Users\Admin\AppData\Local\Temp\16e377c97188eb801c8125a5b587dc09.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1076

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1076-65-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1076-66-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1076-71-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1076-61-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1076-60-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1076-63-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1076-69-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1520-55-0x0000000074D61000-0x0000000074D63000-memory.dmp

        memory/1520-54-0x0000000000C00000-0x0000000000CEA000-memory.dmp

        memory/1520-59-0x0000000005A90000-0x0000000005AF2000-memory.dmp

        memory/1520-58-0x0000000007E30000-0x0000000007ECC000-memory.dmp

        memory/1520-57-0x0000000000600000-0x000000000060C000-memory.dmp

        memory/1520-56-0x00000000005E0000-0x00000000005F8000-memory.dmp