General

  • Target

    fa8aef33406bee5dca2245225b1a18729ea6f7f8104bba57335391d379226115

  • Size

    1.8MB

  • Sample

    240912-ylmlra1erq

  • MD5

    cdefe74a83c4f55f81ec14df7efb929b

  • SHA1

    79d927502bf1571960be6b65f3254f3e3ae64205

  • SHA256

    fa8aef33406bee5dca2245225b1a18729ea6f7f8104bba57335391d379226115

  • SHA512

    c044e558850d3b237f501e4977ddf0a85a716927bccca8aef1c9d47e495e9b532acdab2e5448b810301731b4bdb65f55a32e1de5570d39bb2e6781edbd03d54d

  • SSDEEP

    49152:AdkzCIH5r0FjtkPKsjBjLjYQOqzPcDVbQzs5Ewy7Pk+5bB:AdkOIHumrdj3rcDZQI+zbku

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

      fa8aef33406bee5dca2245225b1a18729ea6f7f8104bba57335391d379226115

    • Size

      1.8MB

    • MD5

      cdefe74a83c4f55f81ec14df7efb929b

    • SHA1

      79d927502bf1571960be6b65f3254f3e3ae64205

    • SHA256

      fa8aef33406bee5dca2245225b1a18729ea6f7f8104bba57335391d379226115

    • SHA512

      c044e558850d3b237f501e4977ddf0a85a716927bccca8aef1c9d47e495e9b532acdab2e5448b810301731b4bdb65f55a32e1de5570d39bb2e6781edbd03d54d

    • SSDEEP

      49152:AdkzCIH5r0FjtkPKsjBjLjYQOqzPcDVbQzs5Ewy7Pk+5bB:AdkOIHumrdj3rcDZQI+zbku

    • 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.

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks