Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-02-2024 01:18

General

  • Target

    b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

  • Size

    581KB

  • MD5

    cd4a896224f9dcda6f0244bae4ef9abf

  • SHA1

    d362ab6e88e94c7a4200206f5d74c68eabc9dd07

  • SHA256

    b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2

  • SHA512

    438f7ccb8b347c4928e1727b0800351b79308ee912272f85e0ec0c49c860216d102a06dd961044117f253cada879773bc9b76fdbf5b975a6af2238559d3a7f0d

  • SSDEEP

    12288:wcQ6CmvZLJLUf9snBS4csPYae6qfzRAA:k6xvhhUF54clNf7RB

Score
10/10

Malware Config

Signatures

  • Detects Echelon Stealer payload 2 IoCs
  • Echelon

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

  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 2744 -s 1216
    1⤵
      PID:2768
    • C:\Users\Admin\AppData\Local\Temp\b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe
      "C:\Users\Admin\AppData\Local\Temp\b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2744

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2744-2-0x000000001AF60000-0x000000001AFE0000-memory.dmp

      Filesize

      512KB

    • memory/2744-1-0x000007FEF5A70000-0x000007FEF645C000-memory.dmp

      Filesize

      9.9MB

    • memory/2744-0-0x0000000000C20000-0x0000000000CB8000-memory.dmp

      Filesize

      608KB

    • memory/2744-3-0x000007FEF5A70000-0x000007FEF645C000-memory.dmp

      Filesize

      9.9MB

    • memory/2744-4-0x000000001AF60000-0x000000001AFE0000-memory.dmp

      Filesize

      512KB