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16-02-2024 02:54

240216-dd14ysfc71 10

16-02-2024 01:10

240216-bjwqbaea93 10

09-02-2024 16:00

240209-tfl1taed86 10

09-02-2024 13:49

240209-q4sxgsbf9v 10

06-02-2024 16:58

240206-vg3kmadccn 10

06-02-2024 00:32

240206-avq4jadbfj 10

General

  • Target

    4363463463464363463463463.bin.exe

  • Size

    10KB

  • Sample

    240206-avq4jadbfj

  • MD5

    2a94f3960c58c6e70826495f76d00b85

  • SHA1

    e2a1a5641295f5ebf01a37ac1c170ac0814bb71a

  • SHA256

    2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce

  • SHA512

    fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f

  • SSDEEP

    192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K

Malware Config

Extracted

Family

redline

Botnet

666

C2

195.20.16.103:18305

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

http://193.233.132.167

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain
rc4.plain

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.64.3

5.42.65.115

Extracted

Family

purecrypter

C2

https://janiking.xyz/loader/uploads/Whotdf_Kzhgekln.png

Extracted

Family

redline

C2

193.26.115.228:19267

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

91.92.254.40:4782

Mutex

56928f7b-c5c9-4b24-af59-8c509ce1d27e

Attributes
  • encryption_key

    60574F1741A0786C827AF49C652AB3A7DA0533D1

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows System

  • subdirectory

    SubDir

Extracted

Family

redline

Botnet

LiveTraffic

C2

20.79.30.95:33223

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

lab

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      4363463463464363463463463.bin.exe

    • Size

      10KB

    • MD5

      2a94f3960c58c6e70826495f76d00b85

    • SHA1

      e2a1a5641295f5ebf01a37ac1c170ac0814bb71a

    • SHA256

      2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce

    • SHA512

      fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f

    • SSDEEP

      192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K

    • Amadey

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

    • Detect Lumma Stealer payload V2

    • Detect Lumma Stealer payload V4

    • Detect Xworm Payload

    • Detect ZGRat V1

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • 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.

    • Modifies WinLogon for persistence

    • Phorphiex

      Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • Phorphiex payload

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Raccoon Stealer V2 payload

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

    • Windows security bypass

    • Xworm

      Xworm is a remote access trojan written in C#.

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Creates new service(s)

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • 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.

    • 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

    • Modifies file permissions

    • 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.

    • Windows security modification

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • 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.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks