Resubmissions

01-05-2024 23:16

240501-285bvshh8z 10

01-05-2024 23:03

240501-21vsfshg4w 10

General

  • Target

    4a8ea5d13abdfd006f58897cbe55773cdc98df31133c1e1ad6ba2b13140e2f94

  • Size

    1.8MB

  • Sample

    240501-285bvshh8z

  • MD5

    b7f0c6b555edf8d1f5afce5984f1a104

  • SHA1

    47f76e4001898764b207ef278c388d819bed0951

  • SHA256

    4a8ea5d13abdfd006f58897cbe55773cdc98df31133c1e1ad6ba2b13140e2f94

  • SHA512

    b7f8e6e6cfe63cb3d3317c4e0847dda3e5844f144b86671fbe34234dd4b45eda6fbfcea34f129b6e2f4c88c3445fdc965b503ca645abcbce68952960930939e1

  • SSDEEP

    49152:R3/bnbOKjNxk7gYTrR86fvtsZZecPKlMW+:Rjnb/MgUd8QqZcG

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://193.233.132.139

Attributes
  • install_dir

    5454e6f062

  • install_file

    explorta.exe

  • strings_key

    c7a869c5ba1d72480093ec207994e2bf

  • url_paths

    /sev56rkm/index.php

rc4.plain

Extracted

Family

risepro

C2

147.45.47.93:58709

193.233.132.253:50500

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

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

redline

Botnet

@CLOUDYTTEAM

C2

185.172.128.33:8970

Extracted

Family

lumma

C2

https://affordcharmcropwo.shop/api

https://enthusiasimtitleow.shop/api

https://diskretainvigorousiw.shop/api

https://communicationgenerwo.shop/api

https://pillowbrocccolipe.shop/api

https://incredibleextedwj.shop/api

https://productivelookewr.shop/api

https://tolerateilusidjukl.shop/api

https://shatterbreathepsw.shop/api

https://shortsvelventysjo.shop/api

https://demonstationfukewko.shop/api

https://alcojoldwograpciw.shop/api

https://liabilitynighstjsko.shop/api

Targets

    • Target

      4a8ea5d13abdfd006f58897cbe55773cdc98df31133c1e1ad6ba2b13140e2f94

    • Size

      1.8MB

    • MD5

      b7f0c6b555edf8d1f5afce5984f1a104

    • SHA1

      47f76e4001898764b207ef278c388d819bed0951

    • SHA256

      4a8ea5d13abdfd006f58897cbe55773cdc98df31133c1e1ad6ba2b13140e2f94

    • SHA512

      b7f8e6e6cfe63cb3d3317c4e0847dda3e5844f144b86671fbe34234dd4b45eda6fbfcea34f129b6e2f4c88c3445fdc965b503ca645abcbce68952960930939e1

    • SSDEEP

      49152:R3/bnbOKjNxk7gYTrR86fvtsZZecPKlMW+:Rjnb/MgUd8QqZcG

    • Amadey

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

    • DcRat

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

    • Detect ZGRat V1

    • Glupteba

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

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SectopRAT

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

    • SectopRAT 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)

    • Modifies boot configuration data using bcdedit

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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.

    • 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 system executable filetype association

    • 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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Registers COM server for autorun

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Windows security modification

    • 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

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks