Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/12/2023, 01:03

General

  • Target
    69a8d609e5a41d8d4e97f4e401679f2ab48a317c6e1ca65d08c6c0dd14679248.exe
  • Size 581KB
  • Sample231223-bem8dadgfp
  • SHA256 69a8d609e5a41d8d4e97f4e401679f2ab48a317c6e1ca65d08c6c0dd14679248
  • MD5 SHA1 SHA512 SSDEEP

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\69a8d609e5a41d8d4e97f4e401679f2ab48a317c6e1ca65d08c6c0dd14679248.exe
    "C:\Users\Admin\AppData\Local\Temp\69a8d609e5a41d8d4e97f4e401679f2ab48a317c6e1ca65d08c6c0dd14679248.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:3272

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3272-0-0x00000199CFCA0000-0x00000199CFD38000-memory.dmp

        memory/3272-1-0x00007FF9862C0000-0x00007FF986D81000-memory.dmp

        memory/3272-2-0x00000199D00F0000-0x00000199D0100000-memory.dmp

        memory/3272-3-0x00000199EAD00000-0x00000199EAD76000-memory.dmp

        memory/3272-25-0x00007FF9862C0000-0x00007FF986D81000-memory.dmp

        memory/3272-26-0x00000199D00F0000-0x00000199D0100000-memory.dmp

        memory/3272-30-0x00007FF9862C0000-0x00007FF986D81000-memory.dmp