Analysis

  • max time kernel
    137s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 01:29

General

  • Target

    8183f171e3866f1cc615918d2205010b8475ecb923df47bd5582d7c22aa38190.exe

  • Size

    2.7MB

  • MD5

    30d50961baa2a27e3c0504f905c4e6cc

  • SHA1

    234c7e2ff3036cb094d5d1dd41a84c80b6a96ffd

  • SHA256

    8183f171e3866f1cc615918d2205010b8475ecb923df47bd5582d7c22aa38190

  • SHA512

    a2a7dd85f3582fd5f7440da46eee7cd65c5bda1c9d96ef48025adf4c815e008e92b137775bb04e0cdbd74db3fe2d257a1504d13cfa76a336f8c539371907debd

  • SSDEEP

    49152:z2e2Rw0skJ7kKvkoGK7vWFuXyuUXz6/mRDfxpCk7:z2/Rw0bJ7kKvkvKjWFU0jSsDf3Ck7

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • 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\8183f171e3866f1cc615918d2205010b8475ecb923df47bd5582d7c22aa38190.exe
    "C:\Users\Admin\AppData\Local\Temp\8183f171e3866f1cc615918d2205010b8475ecb923df47bd5582d7c22aa38190.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:1244
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4216,i,15336851255456239337,16379811035920490645,262144 --variations-seed-version --mojo-platform-channel-handle=2460 /prefetch:8
    1⤵
      PID:4528

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1244-0-0x00000000000B0000-0x0000000000589000-memory.dmp

      Filesize

      4.8MB

    • memory/1244-1-0x0000000077454000-0x0000000077456000-memory.dmp

      Filesize

      8KB

    • memory/1244-2-0x00000000000B1000-0x00000000000C5000-memory.dmp

      Filesize

      80KB

    • memory/1244-3-0x00000000000B0000-0x0000000000589000-memory.dmp

      Filesize

      4.8MB

    • memory/1244-4-0x00000000000B0000-0x0000000000589000-memory.dmp

      Filesize

      4.8MB