General

  • Target

    f44d23b0b845ca4388424f9d5be32890.exe

  • Size

    283KB

  • Sample

    240311-g6l3aaec21

  • MD5

    f44d23b0b845ca4388424f9d5be32890

  • SHA1

    d46eac4684455e34a396eba79ddb01441359ebb6

  • SHA256

    067950a7b80f52fc946a13bf4fd389ea8cbbc043658d33aaff9e3680e1dadd46

  • SHA512

    a8943cc756b9c3339efb3fe8e24e0c24f4e285012a731b4e8e2f5e940a37d246879d469e1ee9825805670fd63f905cec91b1dcde6d01ee0aea72fe7abe711ede

  • SSDEEP

    3072:c+tpp4K1PAppyBA1Q8EkKXU1iKL4i2Dva2ICXIIKcKU1KpVT/wV9tmX3m:cud14pEWC5/Hi2KCY5mUpVTEy

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://selebration17io.io/index.php

http://vacantion18ffeu.cc/index.php

http://valarioulinity1.net/index.php

http://buriatiarutuhuob.net/index.php

http://cassiosssionunu.me/index.php

http://sulugilioiu19.net/index.php

http://goodfooggooftool.net/index.php

http://kamsmad.com/tmp/index.php

http://souzhensil.ru/tmp/index.php

http://teplokub.com.ua/tmp/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Extracted

Family

redline

Botnet

LiveTraffic

C2

20.218.68.91:7690

Extracted

Family

lumma

C2

https://resergvearyinitiani.shop/api

https://associationokeo.shop/api

Targets

    • Target

      f44d23b0b845ca4388424f9d5be32890.exe

    • Size

      283KB

    • MD5

      f44d23b0b845ca4388424f9d5be32890

    • SHA1

      d46eac4684455e34a396eba79ddb01441359ebb6

    • SHA256

      067950a7b80f52fc946a13bf4fd389ea8cbbc043658d33aaff9e3680e1dadd46

    • SHA512

      a8943cc756b9c3339efb3fe8e24e0c24f4e285012a731b4e8e2f5e940a37d246879d469e1ee9825805670fd63f905cec91b1dcde6d01ee0aea72fe7abe711ede

    • SSDEEP

      3072:c+tpp4K1PAppyBA1Q8EkKXU1iKL4i2Dva2ICXIIKcKU1KpVT/wV9tmX3m:cud14pEWC5/Hi2KCY5mUpVTEy

    • 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.

    • Glupteba

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

    • Glupteba payload

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • 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.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks