General

  • Target

    d9f19676c6839d369a7f3c5650df9f7555c81cde3a594e64f991fdfb11597469

  • Size

    1.8MB

  • Sample

    240910-e3pynaybqf

  • MD5

    1f168ecf05a514a49417ac8cf81523f1

  • SHA1

    4675d4458cdd7b48bdeaaedb954e17b28afc5503

  • SHA256

    d9f19676c6839d369a7f3c5650df9f7555c81cde3a594e64f991fdfb11597469

  • SHA512

    cec0800341c266fe8edfbae52b8f098f3e474ee4c2912f23abb08bf3184e5f70dc191cd0257e6356b5bf193b8da9140c9dc5286a6da32abb7b403f1e8cd59722

  • SSDEEP

    49152:HMUbhF5mBfInDR9Iz/ULx/NP3Thua3P9HtWksuQ:nhF5Kwn84LXP3FuaPHsu

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      d9f19676c6839d369a7f3c5650df9f7555c81cde3a594e64f991fdfb11597469

    • Size

      1.8MB

    • MD5

      1f168ecf05a514a49417ac8cf81523f1

    • SHA1

      4675d4458cdd7b48bdeaaedb954e17b28afc5503

    • SHA256

      d9f19676c6839d369a7f3c5650df9f7555c81cde3a594e64f991fdfb11597469

    • SHA512

      cec0800341c266fe8edfbae52b8f098f3e474ee4c2912f23abb08bf3184e5f70dc191cd0257e6356b5bf193b8da9140c9dc5286a6da32abb7b403f1e8cd59722

    • SSDEEP

      49152:HMUbhF5mBfInDR9Iz/ULx/NP3Thua3P9HtWksuQ:nhF5Kwn84LXP3FuaPHsu

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks