General

  • Target

    28b457e5768f94fc9a91141691a4a7668ee2fad9b98fb41c58820bb9f6b91c86

  • Size

    6.8MB

  • Sample

    250126-gt7hfsvqhr

  • MD5

    db24925856d8bb032a09d71281ea6d2f

  • SHA1

    f5ae538df1068bf08da46890c6886789f72c7e3f

  • SHA256

    28b457e5768f94fc9a91141691a4a7668ee2fad9b98fb41c58820bb9f6b91c86

  • SHA512

    b0694ace6ddceda2c6928eb04bedbd9986fc376c2888c94aaf73e5fff9a39f58ee889df03ac43e01188a95abe4799cdc289c728cf7397b46c12dca35a74377f2

  • SSDEEP

    196608:vb78hD/QysXBE8CjyrJNChI420+q9Eoas4faPB:vb78hD/Qys5lJNKL2tqSoasrP

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      28b457e5768f94fc9a91141691a4a7668ee2fad9b98fb41c58820bb9f6b91c86

    • Size

      6.8MB

    • MD5

      db24925856d8bb032a09d71281ea6d2f

    • SHA1

      f5ae538df1068bf08da46890c6886789f72c7e3f

    • SHA256

      28b457e5768f94fc9a91141691a4a7668ee2fad9b98fb41c58820bb9f6b91c86

    • SHA512

      b0694ace6ddceda2c6928eb04bedbd9986fc376c2888c94aaf73e5fff9a39f58ee889df03ac43e01188a95abe4799cdc289c728cf7397b46c12dca35a74377f2

    • SSDEEP

      196608:vb78hD/QysXBE8CjyrJNChI420+q9Eoas4faPB:vb78hD/Qys5lJNKL2tqSoasrP

    • Amadey

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

    • Amadey family

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • 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.

    • Windows security modification

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks