Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 22:56

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    46357450c18691d06fb6fb48b1551b35

  • SHA1

    da76c0bf347ef897c08632f7fcf070568163582a

  • SHA256

    9d3adf953199b7602139a93915d8398bba7626548c5e34b0631e88b01fcf4433

  • SHA512

    2d58a31991c8c9e53dcf25e6b49a0d3c0b969c0addd1848c04dd4b905ebdb85b057ae4b3b2bfea5fc605cf41a9697129e88b74d52b7f8d1eb71300ac447306a6

  • SSDEEP

    49152:eoxNmI1jk3743Ti8Q8D/neKf6wv9x5uecVb6FXgvmZ:ehr4jif8DPRyheK0

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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.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:5016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/5016-0-0x0000000000E20000-0x00000000014C0000-memory.dmp

    Filesize

    6.6MB

  • memory/5016-1-0x0000000077E14000-0x0000000077E16000-memory.dmp

    Filesize

    8KB

  • memory/5016-2-0x0000000000E21000-0x0000000000E38000-memory.dmp

    Filesize

    92KB

  • memory/5016-3-0x0000000000E20000-0x00000000014C0000-memory.dmp

    Filesize

    6.6MB

  • memory/5016-4-0x0000000000E20000-0x00000000014C0000-memory.dmp

    Filesize

    6.6MB