Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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 11:53

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    a6a5206fd22c5bef02eabdf3152414e3

  • SHA1

    97cdb21c7343613cb4e7b20291fa50d36682d451

  • SHA256

    1e55248aeae25b8281871f9771133ee30b88b32e8c44f6ce0e3ac1ca0214da9b

  • SHA512

    2911bc1f5737bab4221e4a51f7269b3a91e0d5ab1135fc2128df08b9f6caff329b91e38e5ae75471f55664f87b46a977654108b2dc17db8078aadd9c0ab7ef47

  • SSDEEP

    49152:xKh2xSJVBAPuiOyMdUeIPJHNU5Z1+tMuuUWIW:xKbYPuiOTdUeKJtUf1+PuU

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:216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/216-0-0x0000000001000000-0x000000000169D000-memory.dmp

    Filesize

    6.6MB

  • memory/216-1-0x00000000778B4000-0x00000000778B6000-memory.dmp

    Filesize

    8KB

  • memory/216-2-0x0000000001001000-0x0000000001018000-memory.dmp

    Filesize

    92KB

  • memory/216-3-0x0000000001000000-0x000000000169D000-memory.dmp

    Filesize

    6.6MB

  • memory/216-5-0x0000000001000000-0x000000000169D000-memory.dmp

    Filesize

    6.6MB