General

  • Target

    1f4fcd5989e1b7788f794e96853123ac2240781179837bb40d048ec66184ef7e

  • Size

    296KB

  • Sample

    231011-e3ta3scd59

  • MD5

    51873f5d1cce96afefb5c8113519ccb8

  • SHA1

    feadb46c669b92043bae4c630ea681ee3bf833ff

  • SHA256

    1f4fcd5989e1b7788f794e96853123ac2240781179837bb40d048ec66184ef7e

  • SHA512

    14db0c778c800788970f324f04836be2ab24a71b872e07684b7ac96071eeb6cb6d4634654f7e59f35b43cee5ce13aebca3df9f31baa5ec3a5af12807c3046f67

  • SSDEEP

    6144:wLz7cKmaMlPMoB3EqXTsE6JyvxGAOt8Vahsz+8+bK7n5:0/cPaGP73TWc4V8+c

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

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

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

      1f4fcd5989e1b7788f794e96853123ac2240781179837bb40d048ec66184ef7e

    • Size

      296KB

    • MD5

      51873f5d1cce96afefb5c8113519ccb8

    • SHA1

      feadb46c669b92043bae4c630ea681ee3bf833ff

    • SHA256

      1f4fcd5989e1b7788f794e96853123ac2240781179837bb40d048ec66184ef7e

    • SHA512

      14db0c778c800788970f324f04836be2ab24a71b872e07684b7ac96071eeb6cb6d4634654f7e59f35b43cee5ce13aebca3df9f31baa5ec3a5af12807c3046f67

    • SSDEEP

      6144:wLz7cKmaMlPMoB3EqXTsE6JyvxGAOt8Vahsz+8+bK7n5:0/cPaGP73TWc4V8+c

    • 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

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT 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

    • 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