General

  • Target

    4b54beded36b4ea379780bc12e18700e11ea118839f9d8883f7caa8b3bd40015_JC.exe

  • Size

    696KB

  • Sample

    231010-v47g4agh84

  • MD5

    075b4db83c7bcbde6efd1e8cd3b210a2

  • SHA1

    eaea0611f8de30886a21ca97769fd1606671631e

  • SHA256

    4b54beded36b4ea379780bc12e18700e11ea118839f9d8883f7caa8b3bd40015

  • SHA512

    d2eaba3c64cd10a1a10872bfe8b771883af6bebb5ab9eee50e8cdf0b3499ef10abee321d1ab68e29f5bc9eb9cb7fe825ff1bfc0be455fcf2af315a5161e9d8a1

  • SSDEEP

    12288:hMrUy90Yq/smRbRcteoabjD7z61iHlrdMCB1B2w7K1t7RbfRvf6uT5:Ryfq/PbYeFYiHvzV7GZD6m5

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

magia

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

lutyr

C2

77.91.124.55:19071

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

      4b54beded36b4ea379780bc12e18700e11ea118839f9d8883f7caa8b3bd40015_JC.exe

    • Size

      696KB

    • MD5

      075b4db83c7bcbde6efd1e8cd3b210a2

    • SHA1

      eaea0611f8de30886a21ca97769fd1606671631e

    • SHA256

      4b54beded36b4ea379780bc12e18700e11ea118839f9d8883f7caa8b3bd40015

    • SHA512

      d2eaba3c64cd10a1a10872bfe8b771883af6bebb5ab9eee50e8cdf0b3499ef10abee321d1ab68e29f5bc9eb9cb7fe825ff1bfc0be455fcf2af315a5161e9d8a1

    • SSDEEP

      12288:hMrUy90Yq/smRbRcteoabjD7z61iHlrdMCB1B2w7K1t7RbfRvf6uT5:Ryfq/PbYeFYiHvzV7GZD6m5

    • 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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks