General

  • Target

    fdcd5905da94cfc6784cdc8939786a47880da23112ca61e84a700545a63fd91a

  • Size

    166KB

  • Sample

    231010-zs6tmsah51

  • MD5

    f11dc0438800808bd4911773bcd9fd0e

  • SHA1

    453975d9dbc3a43114404614f93393e7d0b86713

  • SHA256

    fdcd5905da94cfc6784cdc8939786a47880da23112ca61e84a700545a63fd91a

  • SHA512

    848e42f94d02c9967cae7d1714bf01793402d239489d9d695a45366727ff0a50e2d272c41b5b282a290871743d09b1990f966a131a87867eaa25700cc869810e

  • SSDEEP

    3072:WhRUo7um3n7A5BEAyquQ1BGw+8IPMoC5GEf0FM1N19zzj:WhKJ0+BENqZBGAWu1NXfj

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

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

Extracted

Family

redline

Botnet

magia

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

lutyr

C2

77.91.124.55:19071

Targets

    • Target

      fdcd5905da94cfc6784cdc8939786a47880da23112ca61e84a700545a63fd91a

    • Size

      166KB

    • MD5

      f11dc0438800808bd4911773bcd9fd0e

    • SHA1

      453975d9dbc3a43114404614f93393e7d0b86713

    • SHA256

      fdcd5905da94cfc6784cdc8939786a47880da23112ca61e84a700545a63fd91a

    • SHA512

      848e42f94d02c9967cae7d1714bf01793402d239489d9d695a45366727ff0a50e2d272c41b5b282a290871743d09b1990f966a131a87867eaa25700cc869810e

    • SSDEEP

      3072:WhRUo7um3n7A5BEAyquQ1BGw+8IPMoC5GEf0FM1N19zzj:WhKJ0+BENqZBGAWu1NXfj

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks