Resubmissions

22-11-2024 06:27

241122-g7wywawjcz 10

22-11-2024 06:23

241122-g5gq6swjbs 10

Analysis

  • max time kernel
    1442s
  • max time network
    1446s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 06:27

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    6edefc0c895756e5e929668b5f804c1f

  • SHA1

    37cc66db57185d2dd9827f2a5670fe527592d5d2

  • SHA256

    4cda37f0fdd836cfebb3df05dc550fff54eab9f7a9959c083ce50d0f049aa0a0

  • SHA512

    5f34e6de56f5d86d59ccbb966b1dbff64ef8b2a759bc9cfbadde40e05d6c2924940a6c63329f633d9464ac8ae35dc9ada419ad3436dc787a2b1bfbe7c120b13c

  • SSDEEP

    49152:YsK+ovd70fKBOtE8bf8W7yVzlEBikSRZh+Kop1UemI/eh:Y4kMoOtE8IWMiikSjhfsenieh

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\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:2772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2772-0-0x00000000003B0000-0x0000000000A34000-memory.dmp

    Filesize

    6.5MB

  • memory/2772-1-0x0000000076F50000-0x0000000076F52000-memory.dmp

    Filesize

    8KB

  • memory/2772-2-0x00000000003B1000-0x00000000003C8000-memory.dmp

    Filesize

    92KB

  • memory/2772-3-0x00000000003B0000-0x0000000000A34000-memory.dmp

    Filesize

    6.5MB

  • memory/2772-4-0x00000000003B0000-0x0000000000A34000-memory.dmp

    Filesize

    6.5MB