General

  • Target

    6e641494c69584535f4f41c3d533e9e2c51a1605433e9c4eb8fa3af80d4fd988

  • Size

    1.9MB

  • Sample

    231007-yycx3she46

  • MD5

    27dc4b3b2114c0bdabf01dff795e012b

  • SHA1

    e7ef0c7650192d206d942a72fdafdf47b8ce9b39

  • SHA256

    6e641494c69584535f4f41c3d533e9e2c51a1605433e9c4eb8fa3af80d4fd988

  • SHA512

    470dac2d70fabb9c37535fc1ebc2d187fdbef21a6a622846a60f13d93e5dbec162db357b4f8947514a53ffcc4178a94c3a1ba863c43a3635a1d8e47887ce7c29

  • SSDEEP

    49152:IQ2Yb+xZYOQ8X1lDVQuDyU/joI+htZ9+w:KxxZYX8bDHI7ht

Malware Config

Extracted

Family

redline

Botnet

magia

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

lutyr

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

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

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

      6e641494c69584535f4f41c3d533e9e2c51a1605433e9c4eb8fa3af80d4fd988

    • Size

      1.9MB

    • MD5

      27dc4b3b2114c0bdabf01dff795e012b

    • SHA1

      e7ef0c7650192d206d942a72fdafdf47b8ce9b39

    • SHA256

      6e641494c69584535f4f41c3d533e9e2c51a1605433e9c4eb8fa3af80d4fd988

    • SHA512

      470dac2d70fabb9c37535fc1ebc2d187fdbef21a6a622846a60f13d93e5dbec162db357b4f8947514a53ffcc4178a94c3a1ba863c43a3635a1d8e47887ce7c29

    • SSDEEP

      49152:IQ2Yb+xZYOQ8X1lDVQuDyU/joI+htZ9+w:KxxZYX8bDHI7ht

    • 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