General

  • Target

    file

  • Size

    1.2MB

  • Sample

    231010-m6hmraeh96

  • MD5

    3e6f126dd9f0b2c99fdeab0d5a6e4987

  • SHA1

    dc1a2c46a2e4568b68273f9ba3ecbff4db6cc000

  • SHA256

    9f5eee49a567b16dcc15fa62251c29b48114df6591a60dc8d00d34e83ca80dc8

  • SHA512

    045486f7ffeba033e87213cc081ce314c7cd0e107e1e27e618563b169f233be3dcddb583c4151a62c75d3c73293c12bd2d49c074b5353fb57a0b611192264bcd

  • SSDEEP

    24576:Byo7jh57gT655zP4IbNzZj2tTiGrlu5R2+Phl9gZSkI/CdsTMjtrej1jJi:0O58T65Bl0t2Grlu5nPhl9OuCSTMj0tJ

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

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

lutyr

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

6012068394_99

C2

https://pastebin.com/raw/8baCJyMF

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      file

    • Size

      1.2MB

    • MD5

      3e6f126dd9f0b2c99fdeab0d5a6e4987

    • SHA1

      dc1a2c46a2e4568b68273f9ba3ecbff4db6cc000

    • SHA256

      9f5eee49a567b16dcc15fa62251c29b48114df6591a60dc8d00d34e83ca80dc8

    • SHA512

      045486f7ffeba033e87213cc081ce314c7cd0e107e1e27e618563b169f233be3dcddb583c4151a62c75d3c73293c12bd2d49c074b5353fb57a0b611192264bcd

    • SSDEEP

      24576:Byo7jh57gT655zP4IbNzZj2tTiGrlu5R2+Phl9gZSkI/CdsTMjtrej1jJi:0O58T65Bl0t2Grlu5nPhl9OuCSTMj0tJ

    • 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.

    • 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.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks