Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2024 01:27

General

  • Target

    ca5c660e949076575ac6723ccd2cf49c2603fe2a094c2e1c795547a01f0bff5d.exe

  • Size

    581KB

  • MD5

    a4ae7dbc5cf90bcbe604db392edfdf2c

  • SHA1

    8867b2caa03c9387cecb7f8ba28f83408e872a6c

  • SHA256

    ca5c660e949076575ac6723ccd2cf49c2603fe2a094c2e1c795547a01f0bff5d

  • SHA512

    9d59cacec0f9a5a9a477559e969752a94c09a31cc297d87b9db1b892c23d320f49b30e3dc5864821b0c30d5dc2c24a89d32167cf13788af2ffd062b075cd701d

  • SSDEEP

    12288:Qy5Hukd8lEWd+f6lYxZLJLUf9snBS4csPYae6qfzSAA:D5AYxhhUF54clNf7SB

Malware Config

Signatures

  • Detects Echelon Stealer payload 1 IoCs
  • 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca5c660e949076575ac6723ccd2cf49c2603fe2a094c2e1c795547a01f0bff5d.exe
    "C:\Users\Admin\AppData\Local\Temp\ca5c660e949076575ac6723ccd2cf49c2603fe2a094c2e1c795547a01f0bff5d.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:4180

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4180-0-0x00007FFDB7283000-0x00007FFDB7285000-memory.dmp

    Filesize

    8KB

  • memory/4180-1-0x0000025B77990000-0x0000025B77A28000-memory.dmp

    Filesize

    608KB

  • memory/4180-2-0x00007FFDB7280000-0x00007FFDB7D41000-memory.dmp

    Filesize

    10.8MB

  • memory/4180-3-0x0000025B7A9A0000-0x0000025B7AA16000-memory.dmp

    Filesize

    472KB

  • memory/4180-37-0x00007FFDB7280000-0x00007FFDB7D41000-memory.dmp

    Filesize

    10.8MB