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General

  • Target

    file

  • Size

    1.5MB

  • Sample

    231008-cvnphsbh37

  • MD5

    c4afe2681c57c187e938874f93eae4ef

  • SHA1

    fe75b3f86b47ce157738cdc8ddd2e3d880515624

  • SHA256

    6752986ed6843ad7f41aa2195219c7e6b7312796328f944ef25968f69b7cb544

  • SHA512

    9a353ffa46290cbb163aaa366d8e517acb00f726fa84dd9275979c4c980577800144d0709a57cb5300d06e65f4fd7c818b97f43f41c1bb6f227daf5f375dc13b

  • SSDEEP

    24576:syzsvDR/xVqk9T/rpB6EIybrLqz4svT6ejQuh8U/Beq7Og/dosHboPfz:bIv1SKrdB6EIybrLa4sL6kZhX/Cg6sHa

Malware Config

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

lutyr

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

redline

Botnet

magia

C2

77.91.124.55:19071

Targets

    • Target

      file

    • Size

      1.5MB

    • MD5

      c4afe2681c57c187e938874f93eae4ef

    • SHA1

      fe75b3f86b47ce157738cdc8ddd2e3d880515624

    • SHA256

      6752986ed6843ad7f41aa2195219c7e6b7312796328f944ef25968f69b7cb544

    • SHA512

      9a353ffa46290cbb163aaa366d8e517acb00f726fa84dd9275979c4c980577800144d0709a57cb5300d06e65f4fd7c818b97f43f41c1bb6f227daf5f375dc13b

    • SSDEEP

      24576:syzsvDR/xVqk9T/rpB6EIybrLqz4svT6ejQuh8U/Beq7Og/dosHboPfz:bIv1SKrdB6EIybrLa4sL6kZhX/Cg6sHa

    • 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.

    • Detected google phishing page

    • 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.

    • Downloads MZ/PE file

    • 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.

    • Uses the VBS compiler for execution

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks