Analysis

  • max time kernel
    46s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 23:28

General

  • Target

    9799541da2b676a58be06384955f1a8534f8732fe911d4c5485f1ebaf0ff8451.exe

  • Size

    860KB

  • MD5

    002fad8d60e6af1ed924bc4f9d9c9073

  • SHA1

    da540c8463db1cf5a3c1b473a4627aac9e43ac09

  • SHA256

    9799541da2b676a58be06384955f1a8534f8732fe911d4c5485f1ebaf0ff8451

  • SHA512

    38826ff189b35c451289dd7469ce94266694d978134053af9f25776359b0a1ddda6c5d5085a3fb5db0ea93f9767ca6562f228a449817a7afc0f988e18779a551

Malware Config

Signatures

  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

  • 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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9799541da2b676a58be06384955f1a8534f8732fe911d4c5485f1ebaf0ff8451.exe
    "C:\Users\Admin\AppData\Local\Temp\9799541da2b676a58be06384955f1a8534f8732fe911d4c5485f1ebaf0ff8451.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:624
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 624 -s 1740
      2⤵
      • Program crash
      PID:1972

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/624-54-0x0000000001390000-0x000000000146E000-memory.dmp

    Filesize

    888KB

  • memory/624-55-0x000000001AD50000-0x000000001ADC6000-memory.dmp

    Filesize

    472KB

  • memory/1972-56-0x0000000000000000-mapping.dmp