General

  • Target

    72a9a731d6a1237c6cc4cc3dd1b4cf2e1ddfdbed917c6f822b4c33d342366fc5

  • Size

    1.8MB

  • Sample

    240422-fy4fxsgd2t

  • MD5

    733fce8af4aa232cb80b7d61fa272764

  • SHA1

    1bcc5b6309f5ff21b3e7d69a26d65ab318d2e760

  • SHA256

    72a9a731d6a1237c6cc4cc3dd1b4cf2e1ddfdbed917c6f822b4c33d342366fc5

  • SHA512

    8d4384aa54bce3ab173fc9b2f8146e08499c2be3520b41a5a24cdc4fbc15f37ffae6287bc4e32337a5a617942c3d70f46e70d4400718c2097e3ec8ff0db728be

  • SSDEEP

    49152:4MtlcinxPGTqYeF1mj5OkN8Si74S82w0WR34Hm6VeWN:4MM38NUYw0aVA

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Extracted

Family

redline

Botnet

@OLEH_PSP

C2

185.172.128.33:8970

Extracted

Family

amadey

Version

4.12

C2

http://185.172.128.19

Attributes
  • install_dir

    cd1f156d67

  • install_file

    Utsysc.exe

  • strings_key

    0dd3e5ee91b367c60c9e575983554b30

  • url_paths

    /ghsdh39s/index.php

rc4.plain

Extracted

Family

redline

Botnet

LiveTraffic

C2

4.184.225.183:30592

Extracted

Family

redline

Botnet

Test1234

C2

185.215.113.67:26260

Extracted

Family

stealc

C2

http://52.143.157.84

Attributes
  • url_path

    /c73eed764cc59dcb.php

Extracted

Family

lumma

C2

https://affordcharmcropwo.shop/api

https://cleartotalfisherwo.shop/api

https://worryfillvolcawoi.shop/api

https://enthusiasimtitleow.shop/api

https://dismissalcylinderhostw.shop/api

https://diskretainvigorousiw.shop/api

https://communicationgenerwo.shop/api

https://pillowbrocccolipe.shop/api

Targets

    • Target

      72a9a731d6a1237c6cc4cc3dd1b4cf2e1ddfdbed917c6f822b4c33d342366fc5

    • Size

      1.8MB

    • MD5

      733fce8af4aa232cb80b7d61fa272764

    • SHA1

      1bcc5b6309f5ff21b3e7d69a26d65ab318d2e760

    • SHA256

      72a9a731d6a1237c6cc4cc3dd1b4cf2e1ddfdbed917c6f822b4c33d342366fc5

    • SHA512

      8d4384aa54bce3ab173fc9b2f8146e08499c2be3520b41a5a24cdc4fbc15f37ffae6287bc4e32337a5a617942c3d70f46e70d4400718c2097e3ec8ff0db728be

    • SSDEEP

      49152:4MtlcinxPGTqYeF1mj5OkN8Si74S82w0WR34Hm6VeWN:4MM38NUYw0aVA

    • 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.

    • Modifies firewall policy service

    • RedLine

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

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • UAC bypass

    • 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

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks BIOS information in registry

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

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • 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.

    • Manipulates WinMonFS driver.

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks