General

  • Target

    7f02b723c88195444abca46a3d3eea0151fb5d9b1684ae5c54da36febba4e012

  • Size

    261KB

  • Sample

    240306-fkdy4sbd8y

  • MD5

    c769f8aec04500f002a49a4eab25643c

  • SHA1

    1dd6579d4c04402b558460737312ee12e1abdf52

  • SHA256

    7f02b723c88195444abca46a3d3eea0151fb5d9b1684ae5c54da36febba4e012

  • SHA512

    4006a023a8e696dd905525995396c9cbcf33155332444f16fd2e58d6b0984beed61b764f496ad3d2c34f4f0ada8712d4a95ca2fc5ff4326195545987e07efa19

  • SSDEEP

    3072:35G3M967fnimVkW9LfJRqk4j1oWmy/m8L4xm2wNAVo5JZqCCo:P2frVkOLfv2oEu8L4x0NAK

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

smokeloader

Botnet

pub1

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    littlekite.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    |-T7LtPpzY+Y8=-|-same

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    littlekite.com
  • Port:
    21
  • Username:
    andrew
  • Password:
    |-T7LtPpzY+Y8=-|-same

Extracted

Family

lumma

C2

https://resergvearyinitiani.shop/api

https://technologyenterdo.shop/api

https://detectordiscusser.shop/api

https://turkeyunlikelyofw.shop/api

https://associationokeo.shop/api

Targets

    • Target

      7f02b723c88195444abca46a3d3eea0151fb5d9b1684ae5c54da36febba4e012

    • Size

      261KB

    • MD5

      c769f8aec04500f002a49a4eab25643c

    • SHA1

      1dd6579d4c04402b558460737312ee12e1abdf52

    • SHA256

      7f02b723c88195444abca46a3d3eea0151fb5d9b1684ae5c54da36febba4e012

    • SHA512

      4006a023a8e696dd905525995396c9cbcf33155332444f16fd2e58d6b0984beed61b764f496ad3d2c34f4f0ada8712d4a95ca2fc5ff4326195545987e07efa19

    • SSDEEP

      3072:35G3M967fnimVkW9LfJRqk4j1oWmy/m8L4xm2wNAVo5JZqCCo:P2frVkOLfv2oEu8L4x0NAK

    • 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 ZGRat V1

    • Glupteba

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

    • Lumma Stealer

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

    • Pitou

      Pitou.

    • 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.

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Blocklisted process makes network request

    • Contacts a large (798) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • 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.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • 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