General

  • Target

    c3d6d3e893fd99f013083ef64a70f3ab8cfdb8848fd2fccbb6d2844033a3f4ba

  • Size

    1.1MB

  • Sample

    231006-mczn6scg29

  • MD5

    8ec38c41e6d2ffa92d8f5b7a76ad37d6

  • SHA1

    de4dab60f8d40b83943d8e8fdd655d30fa6e4a52

  • SHA256

    c3d6d3e893fd99f013083ef64a70f3ab8cfdb8848fd2fccbb6d2844033a3f4ba

  • SHA512

    44dc047c4cb9e0546a656bf229c1497a576caa5930d2251d2850f52c431779488da68420f0ec70c47d932cc20c5c2488113b26fd12f25b172d23562d7d14cb82

  • SSDEEP

    24576:PyVTMDEu8I7wasY9V2aAHYeNMESJ59kmTqMn3EJiRiN:a6EuXwO+a9eNMP59Tfn3+Oi

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

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

gigant

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Targets

    • Target

      c3d6d3e893fd99f013083ef64a70f3ab8cfdb8848fd2fccbb6d2844033a3f4ba

    • Size

      1.1MB

    • MD5

      8ec38c41e6d2ffa92d8f5b7a76ad37d6

    • SHA1

      de4dab60f8d40b83943d8e8fdd655d30fa6e4a52

    • SHA256

      c3d6d3e893fd99f013083ef64a70f3ab8cfdb8848fd2fccbb6d2844033a3f4ba

    • SHA512

      44dc047c4cb9e0546a656bf229c1497a576caa5930d2251d2850f52c431779488da68420f0ec70c47d932cc20c5c2488113b26fd12f25b172d23562d7d14cb82

    • SSDEEP

      24576:PyVTMDEu8I7wasY9V2aAHYeNMESJ59kmTqMn3EJiRiN:a6EuXwO+a9eNMP59Tfn3+Oi

    • 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