Analysis

  • max time kernel
    151s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 01:01

General

  • Target

    84a16ccb9b0cff86bff0a06ba7744e53a83f4fbbc01ddd9794ffbdbd0245b4a1.exe

  • Size

    581KB

  • MD5

    bb46f2dd084d029704de8dafd0176bf8

  • SHA1

    01a35a217226e27feecdbc16119293a8b37176b8

  • SHA256

    84a16ccb9b0cff86bff0a06ba7744e53a83f4fbbc01ddd9794ffbdbd0245b4a1

  • SHA512

    5b5d28919835e0ad24ae06bfff5455c0d94903ef6d12b92e2a6ab8082f70a2553464db03df2905608099c63814a32b56a246864938b90f0126a3db6844df2bfd

  • SSDEEP

    12288:8CRW8/ulZLJLUf9snBS4csPYae6qfzwAA:u8WlhhUF54clNf7wB

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\84a16ccb9b0cff86bff0a06ba7744e53a83f4fbbc01ddd9794ffbdbd0245b4a1.exe
    "C:\Users\Admin\AppData\Local\Temp\84a16ccb9b0cff86bff0a06ba7744e53a83f4fbbc01ddd9794ffbdbd0245b4a1.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:2300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2300-0-0x0000016E689D0000-0x0000016E68A68000-memory.dmp

    Filesize

    608KB

  • memory/2300-1-0x00007FF9B64A0000-0x00007FF9B6F61000-memory.dmp

    Filesize

    10.8MB

  • memory/2300-2-0x00007FF9B64A0000-0x00007FF9B6F61000-memory.dmp

    Filesize

    10.8MB

  • memory/2300-3-0x0000016E6B1B0000-0x0000016E6B1C0000-memory.dmp

    Filesize

    64KB

  • memory/2300-4-0x0000016E6B110000-0x0000016E6B186000-memory.dmp

    Filesize

    472KB

  • memory/2300-7-0x0000016E6B1B0000-0x0000016E6B1C0000-memory.dmp

    Filesize

    64KB