General

  • Target

    345cf46e06ddecd239e9a89c69cb8a39a6b66821e562ae95697dbff0a3a33aba

  • Size

    1.9MB

  • Sample

    240913-hv4zds1bpe

  • MD5

    24b55a09072f7f34780a563f39bb3fac

  • SHA1

    6a05bfeac89cd46a7e04b972bc90637bbe19ac43

  • SHA256

    345cf46e06ddecd239e9a89c69cb8a39a6b66821e562ae95697dbff0a3a33aba

  • SHA512

    738dacd6451a3c03f1a160f0f44587c77f28d8bb8fd923c237c3ec11097798b63cbb88f7daf3bab53638b53038072aef5e3e46b6736d325987d80972b9dc7204

  • SSDEEP

    49152:nyjdCIHJNo5Bj5U0GWQKryR5TYLosndvM2+SKKKJox:nyjtpS5BHQK2RlAosdE2HUo

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

      345cf46e06ddecd239e9a89c69cb8a39a6b66821e562ae95697dbff0a3a33aba

    • Size

      1.9MB

    • MD5

      24b55a09072f7f34780a563f39bb3fac

    • SHA1

      6a05bfeac89cd46a7e04b972bc90637bbe19ac43

    • SHA256

      345cf46e06ddecd239e9a89c69cb8a39a6b66821e562ae95697dbff0a3a33aba

    • SHA512

      738dacd6451a3c03f1a160f0f44587c77f28d8bb8fd923c237c3ec11097798b63cbb88f7daf3bab53638b53038072aef5e3e46b6736d325987d80972b9dc7204

    • SSDEEP

      49152:nyjdCIHJNo5Bj5U0GWQKryR5TYLosndvM2+SKKKJox:nyjtpS5BHQK2RlAosdE2HUo

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • 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

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks