General

  • Target

    8c2b50cbbb58c0277697e4c82994fc810a882722cd83ef7b701b975959e5123a

  • Size

    1.8MB

  • Sample

    241212-m6lz6stphm

  • MD5

    3b5428fec258a2c2b250d9cc543fbe87

  • SHA1

    fe28d0fb467baad2be5622e7aafc0c54586850be

  • SHA256

    8c2b50cbbb58c0277697e4c82994fc810a882722cd83ef7b701b975959e5123a

  • SHA512

    34d5abbba093d484200c733357bedc4de88480c891f93d1b3c24bbf14eb852aaada76537d6ed3564e9928982392ab7e4f678c5a901991ba81010004a189b2762

  • SSDEEP

    24576:Nw5iEO2JFqQY3+7RslTF2dk/BwATx3p3TRuMDgMpAVdvz1iqyoxrrbmobFlWpcfv:NmfJCkq5SklTlpVuCGsHox3moqmaix

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      8c2b50cbbb58c0277697e4c82994fc810a882722cd83ef7b701b975959e5123a

    • Size

      1.8MB

    • MD5

      3b5428fec258a2c2b250d9cc543fbe87

    • SHA1

      fe28d0fb467baad2be5622e7aafc0c54586850be

    • SHA256

      8c2b50cbbb58c0277697e4c82994fc810a882722cd83ef7b701b975959e5123a

    • SHA512

      34d5abbba093d484200c733357bedc4de88480c891f93d1b3c24bbf14eb852aaada76537d6ed3564e9928982392ab7e4f678c5a901991ba81010004a189b2762

    • SSDEEP

      24576:Nw5iEO2JFqQY3+7RslTF2dk/BwATx3p3TRuMDgMpAVdvz1iqyoxrrbmobFlWpcfv:NmfJCkq5SklTlpVuCGsHox3moqmaix

    • Amadey

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

    • Amadey family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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.

    • Drops startup file

    • 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

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks