General

  • Target

    be996b21e7d897ebfebc9bb1e39d256a51597a5cbdd780894d470dbc0ec73e0a

  • Size

    245KB

  • Sample

    240226-cex81sab69

  • MD5

    f02e819f0248c24aa53d60173dad7b16

  • SHA1

    12f422d12af1418d4c219284e176c6ad501c7501

  • SHA256

    be996b21e7d897ebfebc9bb1e39d256a51597a5cbdd780894d470dbc0ec73e0a

  • SHA512

    c77d7e5339d54259e2a4e7d5ef53585ce9574350d6920ca46a0d91425165e9ea9c6404c961c33324770a6a701b30c5193f8861a31043c3b8eac81263b4bb240e

  • SSDEEP

    3072:pADVdHn6bgPzdYczUzpfbtFNQg7l8C376AgXMD5wz1ksbl:pEVd3PSdfr37+B1kW

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

smokeloader

Botnet

pub1

Extracted

Family

lumma

C2

https://resergvearyinitiani.shop/api

https://technologyenterdo.shop/api

https://detectordiscusser.shop/api

Targets

    • Target

      be996b21e7d897ebfebc9bb1e39d256a51597a5cbdd780894d470dbc0ec73e0a

    • Size

      245KB

    • MD5

      f02e819f0248c24aa53d60173dad7b16

    • SHA1

      12f422d12af1418d4c219284e176c6ad501c7501

    • SHA256

      be996b21e7d897ebfebc9bb1e39d256a51597a5cbdd780894d470dbc0ec73e0a

    • SHA512

      c77d7e5339d54259e2a4e7d5ef53585ce9574350d6920ca46a0d91425165e9ea9c6404c961c33324770a6a701b30c5193f8861a31043c3b8eac81263b4bb240e

    • SSDEEP

      3072:pADVdHn6bgPzdYczUzpfbtFNQg7l8C376AgXMD5wz1ksbl:pEVd3PSdfr37+B1kW

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Socks5Systemz Payload

    • 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.

    • Pitou

      Pitou.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

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

    • Stops running service(s)

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • Unexpected DNS network traffic destination

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

    • 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

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks