General

  • Target

    random.exe

  • Size

    1.8MB

  • Sample

    250406-gp3npsvqy9

  • MD5

    0648029f0eb1caba6fe73371623519ac

  • SHA1

    7163dd0c176ae453bbb974c983d1915a67b1b30c

  • SHA256

    5cf7751ea33057a39a353f34da5527940ef4a44a90262697b2ee7186b6d40749

  • SHA512

    1e49122cc07fe35ea6bc7b07a85c98c682fef8bb8f2195a6b4e2f32218fec59ed25117c8b109ad07dbbe088e233b08cafbfa164c2365756dd009acf18f6cf690

  • SSDEEP

    49152:ufWVASkwgczDzXciEqrZkRHbddTxCE+tpTmpgCH/GJ/u:XAHTAzXzu7dFxepTKgCS

Malware Config

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

quasar

Version

1.5.0

Botnet

Office04

C2

goku92ad.zapto.org:5000

Mutex

a0766e5c-a1d1-4766-a1f5-4e4f9f9fe35a

Attributes
  • encryption_key

    BF72099FDBC6B48816529089CF1CF2CF86357D14

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Modded Client Startup

  • subdirectory

    SubDir

Extracted

Family

lumma

C2

https://rodformi.run/aUosoz

https://metalsyo.digital/opsa

https://ironloxp.live/aksdd

https://navstarx.shop/FoaJSi

https://wstarcloc.bet/GOksAo

https://advennture.top/GKsiio

https://atargett.top/dsANGt

https://spacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:9000

45.134.39.20:9000

Mutex

oV8zKY7m1pKloRzQ

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      random.exe

    • Size

      1.8MB

    • MD5

      0648029f0eb1caba6fe73371623519ac

    • SHA1

      7163dd0c176ae453bbb974c983d1915a67b1b30c

    • SHA256

      5cf7751ea33057a39a353f34da5527940ef4a44a90262697b2ee7186b6d40749

    • SHA512

      1e49122cc07fe35ea6bc7b07a85c98c682fef8bb8f2195a6b4e2f32218fec59ed25117c8b109ad07dbbe088e233b08cafbfa164c2365756dd009acf18f6cf690

    • SSDEEP

      49152:ufWVASkwgczDzXciEqrZkRHbddTxCE+tpTmpgCH/GJ/u:XAHTAzXzu7dFxepTKgCS

    • Amadey

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

    • Amadey family

    • Detect Xworm Payload

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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.

    • Drops startup file

    • 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 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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.

    • Looks up external IP address via web service

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

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks