Analysis

  • max time kernel
    125s
  • max time network
    128s
  • 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 01:24

General

  • Target

    66086180acdad237bf18fa12b759c17330f7eda24c78aba33678ec1a90bb86ee.exe

  • Size

    2.7MB

  • MD5

    3202e8942a022cfe1ab237d4370bd0f4

  • SHA1

    0df2a02c138cd386150883c36b2ac60748087ce1

  • SHA256

    66086180acdad237bf18fa12b759c17330f7eda24c78aba33678ec1a90bb86ee

  • SHA512

    80bfac592878379058e675655cca75004d02149bdfe4a5cf84337bf0ab3452babbc4d7823f7b4c49da60d6debd2fdb34979c5bb7c489b867ba2499559375e947

  • SSDEEP

    24576:zzSFDpnxQPoxAkGgeIJ7zetCUz4ExUQH6a+GUV97/1jbJpypA/qJLZaJBByP0bMI:2pnCHuJfpJNFjPjwLkHk8oWtyFiW43r

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\66086180acdad237bf18fa12b759c17330f7eda24c78aba33678ec1a90bb86ee.exe
    "C:\Users\Admin\AppData\Local\Temp\66086180acdad237bf18fa12b759c17330f7eda24c78aba33678ec1a90bb86ee.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:752
  • 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=4160,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=1296 /prefetch:8
    1⤵
      PID:4908

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/752-0-0x00000000004E0000-0x00000000009C0000-memory.dmp

      Filesize

      4.9MB

    • memory/752-1-0x0000000077444000-0x0000000077446000-memory.dmp

      Filesize

      8KB

    • memory/752-2-0x00000000004E1000-0x00000000004F5000-memory.dmp

      Filesize

      80KB

    • memory/752-3-0x00000000004E0000-0x00000000009C0000-memory.dmp

      Filesize

      4.9MB

    • memory/752-4-0x00000000004E0000-0x00000000009C0000-memory.dmp

      Filesize

      4.9MB