Analysis

  • max time kernel
    141s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-02-2024 01:16

General

  • Target

    8793455ff0b8e1ba86950146f3b38eb2f40dd9f31509e51b4179d188469df05d.exe

  • Size

    581KB

  • MD5

    4c3eab225aabc7e675e5ca16056aa5dd

  • SHA1

    3c28f07eba4a7163e1be5e9e2e0e4fba595832ea

  • SHA256

    8793455ff0b8e1ba86950146f3b38eb2f40dd9f31509e51b4179d188469df05d

  • SHA512

    604eb2047921dc92c5b8203847e9b3e7b4fa269a865cc3f2ca49aea388984ea54388f569563a2a1879c07a1c14de39ce368b09d484b5305454ceda8f64d099d5

  • SSDEEP

    12288:zu5kjMFW/Yq9a7p8HRZLJLUf9snBS4csPYae6qfzYAA:9cwHRhhUF54clNf7YB

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\8793455ff0b8e1ba86950146f3b38eb2f40dd9f31509e51b4179d188469df05d.exe
    "C:\Users\Admin\AppData\Local\Temp\8793455ff0b8e1ba86950146f3b38eb2f40dd9f31509e51b4179d188469df05d.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:3612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3612-0-0x000002541C7B0000-0x000002541C848000-memory.dmp

    Filesize

    608KB

  • memory/3612-1-0x00007FF9A2550000-0x00007FF9A3011000-memory.dmp

    Filesize

    10.8MB

  • memory/3612-2-0x0000025436D30000-0x0000025436D40000-memory.dmp

    Filesize

    64KB

  • memory/3612-3-0x0000025437940000-0x00000254379B6000-memory.dmp

    Filesize

    472KB

  • memory/3612-5-0x00000254376F0000-0x00000254377F2000-memory.dmp

    Filesize

    1.0MB

  • memory/3612-34-0x00007FF9A2550000-0x00007FF9A3011000-memory.dmp

    Filesize

    10.8MB