General

  • Target

    a63ab28b96183dc3c8e56f19ef9d68f6c932a4e9ed78ea4517ab68b53e879349

  • Size

    994KB

  • Sample

    231001-ma3caaaa4v

  • MD5

    23d47e120cd2bd18a7a9a4502e3f6cf0

  • SHA1

    73dbeccabeae2c731d8afcf7db55ffb952990c59

  • SHA256

    a63ab28b96183dc3c8e56f19ef9d68f6c932a4e9ed78ea4517ab68b53e879349

  • SHA512

    7ce409da3551676ee16b1ec6b830e9598df251017a9c8f0e7b909ba247004d190e6abe245725ceb41adda7307eec1d7a826d6c6b04157ece863f2ae900ffa9db

  • SSDEEP

    24576:YyBzu0j0Rly46uP8yeS8mfqT2dnhXwzDPd4UNCyJuT8baRFgA:fBzOly/88bS88xhX4DPdRC4X

Malware Config

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain
rc4.plain

Targets

    • Target

      a63ab28b96183dc3c8e56f19ef9d68f6c932a4e9ed78ea4517ab68b53e879349

    • Size

      994KB

    • MD5

      23d47e120cd2bd18a7a9a4502e3f6cf0

    • SHA1

      73dbeccabeae2c731d8afcf7db55ffb952990c59

    • SHA256

      a63ab28b96183dc3c8e56f19ef9d68f6c932a4e9ed78ea4517ab68b53e879349

    • SHA512

      7ce409da3551676ee16b1ec6b830e9598df251017a9c8f0e7b909ba247004d190e6abe245725ceb41adda7307eec1d7a826d6c6b04157ece863f2ae900ffa9db

    • SSDEEP

      24576:YyBzu0j0Rly46uP8yeS8mfqT2dnhXwzDPd4UNCyJuT8baRFgA:fBzOly/88bS88xhX4DPdRC4X

    • Amadey

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

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks