Analysis

  • max time kernel
    174s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2023, 22:51

General

  • Target

    file.exe

  • Size

    245KB

  • MD5

    025dd1c2cd5c3322c76e8cec0cefa8a7

  • SHA1

    87368bacbd4d98fd9cb71ab5058def6cea438c56

  • SHA256

    4af0042985b8bbc60007268c0ae6f929df7fc1415cc059e400acd6dde22f2e02

  • SHA512

    fa5bbacb2d9f5b4e703b71452d21e6faba7d96850c2a6ea0e1008ee3703fecceb7de696ee605b4b6014d4c58dd568e6e0946134d835f69efe960ac1c9472ea95

  • SSDEEP

    3072:g9XrjC5t+tqTKozQmpcmlWWNiBZYkz9sf9Zy20ybdM6QKbg52BTYTq:wa5mqHmmlWFBak2ZEaRpYTq

Malware Config

Extracted

Family

stealc

C2

http://jesseaustin.top

Attributes
  • url_path

    /e9c345fc99a4e67e.php

rc4.plain

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Downloads MZ/PE file
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1076

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1076-0-0x00000000006B0000-0x00000000006C5000-memory.dmp

          Filesize

          84KB

        • memory/1076-1-0x00000000006E0000-0x00000000006FB000-memory.dmp

          Filesize

          108KB

        • memory/1076-2-0x0000000000400000-0x000000000062D000-memory.dmp

          Filesize

          2.2MB

        • memory/1076-3-0x0000000000400000-0x000000000062D000-memory.dmp

          Filesize

          2.2MB

        • memory/1076-4-0x00000000006B0000-0x00000000006C5000-memory.dmp

          Filesize

          84KB

        • memory/1076-5-0x00000000006E0000-0x00000000006FB000-memory.dmp

          Filesize

          108KB

        • memory/1076-6-0x0000000000400000-0x000000000062D000-memory.dmp

          Filesize

          2.2MB

        • memory/1076-17-0x0000000061E00000-0x0000000061EF3000-memory.dmp

          Filesize

          972KB

        • memory/1076-55-0x0000000000400000-0x000000000062D000-memory.dmp

          Filesize

          2.2MB