General

  • Target

    4965c1a7c99b3f1b19cf4782e42c73a6de538d2bffd07d6167eb5608fed45c3f

  • Size

    1.8MB

  • Sample

    231004-r5rlgsee46

  • MD5

    e5b44ec2c469c999cc14940244a94888

  • SHA1

    306bb20b328e33067894173f93499878dbf18b66

  • SHA256

    4965c1a7c99b3f1b19cf4782e42c73a6de538d2bffd07d6167eb5608fed45c3f

  • SHA512

    a4869bb2508228649a6aee31b31f3d66e44fd38636e01daec1aa668dca0f54ca170c6d9b5e671402144a0eae2e018ea14a83f9bdce7fd8d7a985d6f1b7d2298f

  • SSDEEP

    49152:axIqpWDRXB6qMg3LKcJ+iu/QU8mfGtdAb4Sf2M:nRXwU3ecJlQOdg4IL

Malware Config

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

gigant

C2

77.91.124.55:19071

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Targets

    • Target

      4965c1a7c99b3f1b19cf4782e42c73a6de538d2bffd07d6167eb5608fed45c3f

    • Size

      1.8MB

    • MD5

      e5b44ec2c469c999cc14940244a94888

    • SHA1

      306bb20b328e33067894173f93499878dbf18b66

    • SHA256

      4965c1a7c99b3f1b19cf4782e42c73a6de538d2bffd07d6167eb5608fed45c3f

    • SHA512

      a4869bb2508228649a6aee31b31f3d66e44fd38636e01daec1aa668dca0f54ca170c6d9b5e671402144a0eae2e018ea14a83f9bdce7fd8d7a985d6f1b7d2298f

    • SSDEEP

      49152:axIqpWDRXB6qMg3LKcJ+iu/QU8mfGtdAb4Sf2M:nRXwU3ecJlQOdg4IL

    • Amadey

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

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks