General

  • Target

    3162b1c99aab8cf362deb3709cb229c76f6bd7a9b3ee6537b56dc819abd5753e

  • Size

    255KB

  • Sample

    240122-ffv2tsgfgk

  • MD5

    759fa672b4474c2f73f81acc5f82dac0

  • SHA1

    3111588dd3d54ce42d2fcf396f49c106c14cfc44

  • SHA256

    3162b1c99aab8cf362deb3709cb229c76f6bd7a9b3ee6537b56dc819abd5753e

  • SHA512

    dd9fc6750d8db3aa86b3da0bcbac85e17201a350afc089fefeefc541b9ece4b971cd84c8500b576e8dbeee42ca6f4b01244bc9c807fe7f6f1768342838c3388a

  • SSDEEP

    3072:Aso5L/Tm+2ZLk3T4hoZnVRKXiASz6Igkw5BT4WV9w+6x1:A9L/T2nKRs/I6IUT4Wvm

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://gxutc2c.com/tmp/index.php

http://proekt8.ru/tmp/index.php

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

http://pirateking.online/tmp/index.php

http://piratia.pw/tmp/index.php

http://go-piratia.ru/tmp/index.php

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

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

stealc

C2

http://185.172.128.79

Attributes
  • url_path

    /3886d2276�6914c4.php

rc4.plain

Targets

    • Target

      3162b1c99aab8cf362deb3709cb229c76f6bd7a9b3ee6537b56dc819abd5753e

    • Size

      255KB

    • MD5

      759fa672b4474c2f73f81acc5f82dac0

    • SHA1

      3111588dd3d54ce42d2fcf396f49c106c14cfc44

    • SHA256

      3162b1c99aab8cf362deb3709cb229c76f6bd7a9b3ee6537b56dc819abd5753e

    • SHA512

      dd9fc6750d8db3aa86b3da0bcbac85e17201a350afc089fefeefc541b9ece4b971cd84c8500b576e8dbeee42ca6f4b01244bc9c807fe7f6f1768342838c3388a

    • SSDEEP

      3072:Aso5L/Tm+2ZLk3T4hoZnVRKXiASz6Igkw5BT4WV9w+6x1:A9L/T2nKRs/I6IUT4Wvm

    • Detect Socks5Systemz Payload

    • Glupteba

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

    • Glupteba payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Stealc

      Stealc is an infostealer written in C++.

    • Modifies boot configuration data using bcdedit

    • Contacts a large (713) amount of remote hosts

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

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks