Resubmissions

22-03-2024 01:03

240322-behynaea79 10

21-03-2024 22:23

240321-2azcysdh9w 10

General

  • Target

    30bc317abd2e1d88cfd57d59bcbeba370a52a19dae7abaa60313204ed08984dd

  • Size

    305KB

  • Sample

    240321-2azcysdh9w

  • MD5

    4cd7bd5eb42f178955565815376b4675

  • SHA1

    ad4290f9aeef9c8a730712a00918dcab76accad6

  • SHA256

    30bc317abd2e1d88cfd57d59bcbeba370a52a19dae7abaa60313204ed08984dd

  • SHA512

    bb4b30fd84d125027fa4f2f692b830cb96ad18948789387d29b0d60ec3a7d4cd48d581fe793404410274c4eb76a65b16be74bc82ea4bd4a1ce7ddcd37b60b785

  • SSDEEP

    3072:OBw4siyVXC+z/7+EX4NxdsIP+vmVAPznIRjWg1QmgVbjhIjnAG:l5CK8F+vmWPDOjd2mgVbjabJ

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://nidoe.org/tmp/index.php

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

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

http://talesofpirates.net/tmp/index.php

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

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

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

lumma

C2

https://resergvearyinitiani.shop/api

https://herdbescuitinjurywu.shop/api

https://relevantvoicelesskw.shop/api

https://asleepfulltytarrtw.shop/api

Targets

    • Target

      30bc317abd2e1d88cfd57d59bcbeba370a52a19dae7abaa60313204ed08984dd

    • Size

      305KB

    • MD5

      4cd7bd5eb42f178955565815376b4675

    • SHA1

      ad4290f9aeef9c8a730712a00918dcab76accad6

    • SHA256

      30bc317abd2e1d88cfd57d59bcbeba370a52a19dae7abaa60313204ed08984dd

    • SHA512

      bb4b30fd84d125027fa4f2f692b830cb96ad18948789387d29b0d60ec3a7d4cd48d581fe793404410274c4eb76a65b16be74bc82ea4bd4a1ce7ddcd37b60b785

    • SSDEEP

      3072:OBw4siyVXC+z/7+EX4NxdsIP+vmVAPznIRjWg1QmgVbjhIjnAG:l5CK8F+vmWPDOjd2mgVbjabJ

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect ZGRat V1

    • 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.

    • Stealc

      Stealc is an infostealer written in C++.

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Modifies boot configuration data using bcdedit

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

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

    • 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.

    • 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.

    • 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