General

  • Target

    6c9c3b277ff357e12c53a8a380aa35d386503afc8021ddedf0284f7271c2249f

  • Size

    426KB

  • Sample

    231001-jf7meahe71

  • MD5

    a339105b3b8c3e1f408e756ceb1be149

  • SHA1

    0c00f7a4d239c9af4a5156216eccacfaa926d747

  • SHA256

    6c9c3b277ff357e12c53a8a380aa35d386503afc8021ddedf0284f7271c2249f

  • SHA512

    01563e23f4c288f431b4e6da08584701771dd56da6e56b57bb23d984b31812ef2188090deb46db41d77b315ccaf93367063d3ae7b3937efb3db7d6e31f7f36c5

  • SSDEEP

    12288:cMrny90UDYbBKNaUQ//mHPk4fnHZF11/:LyKbR/mvPHn19

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

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

redline

Botnet

luska

C2

77.91.124.55:19071

Attributes
  • auth_value

    a6797888f51a88afbfd8854a79ac9357

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Attributes
  • auth_value

    295b226f1b63bcd55148625381b27b19

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Targets

    • Target

      6c9c3b277ff357e12c53a8a380aa35d386503afc8021ddedf0284f7271c2249f

    • Size

      426KB

    • MD5

      a339105b3b8c3e1f408e756ceb1be149

    • SHA1

      0c00f7a4d239c9af4a5156216eccacfaa926d747

    • SHA256

      6c9c3b277ff357e12c53a8a380aa35d386503afc8021ddedf0284f7271c2249f

    • SHA512

      01563e23f4c288f431b4e6da08584701771dd56da6e56b57bb23d984b31812ef2188090deb46db41d77b315ccaf93367063d3ae7b3937efb3db7d6e31f7f36c5

    • SSDEEP

      12288:cMrny90UDYbBKNaUQ//mHPk4fnHZF11/:LyKbR/mvPHn19

    • 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

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • 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

    • Modifies Windows Firewall

    • 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.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks