Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 14:13

General

  • Target

    e181b6a2f56e8866313cd2a8f73e33a5a2c13e6aead423c6ebfe0fad146decbf.exe

  • Size

    1.8MB

  • MD5

    6dce4f40b0fcbdc8d8cb93bf1c99483b

  • SHA1

    15480022980bec6b1f38aa3681260872241d29c1

  • SHA256

    e181b6a2f56e8866313cd2a8f73e33a5a2c13e6aead423c6ebfe0fad146decbf

  • SHA512

    b4281b9f3a5f55b2e4807403b6f811ab4fd53b981a88b3a88d5199d3129c59c3aae6a18c87dfb435c79178f70d6331ad32928c31c3f2b3dc56d0db8a06cf8adf

  • SSDEEP

    49152:LLrjKJvZOWRzfxWd7YVHqLU7of4A88ahonJr8AY5h/vY:fvKmIzfxW5f+e4V4aT5q

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e181b6a2f56e8866313cd2a8f73e33a5a2c13e6aead423c6ebfe0fad146decbf.exe
    "C:\Users\Admin\AppData\Local\Temp\e181b6a2f56e8866313cd2a8f73e33a5a2c13e6aead423c6ebfe0fad146decbf.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2112-0-0x0000000001280000-0x000000000192E000-memory.dmp

    Filesize

    6.7MB

  • memory/2112-1-0x00000000774F0000-0x00000000774F2000-memory.dmp

    Filesize

    8KB

  • memory/2112-3-0x0000000001280000-0x000000000192E000-memory.dmp

    Filesize

    6.7MB

  • memory/2112-2-0x0000000001281000-0x0000000001298000-memory.dmp

    Filesize

    92KB

  • memory/2112-4-0x0000000001280000-0x000000000192E000-memory.dmp

    Filesize

    6.7MB