General

  • Target

    cdf47a36c1ce3e778727bcbcc54884df63ee811c48d034c3a46f4693e817d69e

  • Size

    194KB

  • Sample

    231001-vvaf1adf67

  • MD5

    a81f3bad69146dbc81b2eb9559424f24

  • SHA1

    da1c161c67f8feda78e5d5ee5ea4963beacf88e3

  • SHA256

    cdf47a36c1ce3e778727bcbcc54884df63ee811c48d034c3a46f4693e817d69e

  • SHA512

    c5a5307747563980e79f63df63a0d0846c9fa9021f988722a127bae4e3e9c10aac88207c6bfa3cdc9ab2a1861a0d825118694c1b08b7e47dff45ccb938dddd44

  • SSDEEP

    3072:Gv2B8/xjrq24bCK6NjJHhIGBgB09I6HYmbpHYASMG68KxZ5NjJAFqORVU13wTRX6:pB8d4bFej0GBgaIcba2t8IoqEVUWTRX6

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

genda

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

larek

C2

77.91.124.55:19071

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

      cdf47a36c1ce3e778727bcbcc54884df63ee811c48d034c3a46f4693e817d69e

    • Size

      194KB

    • MD5

      a81f3bad69146dbc81b2eb9559424f24

    • SHA1

      da1c161c67f8feda78e5d5ee5ea4963beacf88e3

    • SHA256

      cdf47a36c1ce3e778727bcbcc54884df63ee811c48d034c3a46f4693e817d69e

    • SHA512

      c5a5307747563980e79f63df63a0d0846c9fa9021f988722a127bae4e3e9c10aac88207c6bfa3cdc9ab2a1861a0d825118694c1b08b7e47dff45ccb938dddd44

    • SSDEEP

      3072:Gv2B8/xjrq24bCK6NjJHhIGBgB09I6HYmbpHYASMG68KxZ5NjJAFqORVU13wTRX6:pB8d4bFej0GBgaIcba2t8IoqEVUWTRX6

    • 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