General

  • Target

    MSAQZ_random.exe

  • Size

    938KB

  • Sample

    250329-qxf94st1dy

  • MD5

    ed19338ae7b4f14a6300a82555194914

  • SHA1

    c4b17e900215a704197817f8d419b40a07d687e8

  • SHA256

    7b5bd878343c3cecaee575c5046401e677127e53682f1894067af020d3bab1fa

  • SHA512

    64fc35627f5790aa025d05515e8b353ed7825f0cfaf975304933d33b219ccbf7e8e41f9f83152a0a8315568b5195dbbb669d446f6a58f5d3f3a9b9937d16ddca

  • SSDEEP

    24576:9qDEvCTbMWu7rQYlBQcBiT6rprG8a0hu:9TvC/MTQYxsWR7a0h

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

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://esccapewz.run/ANSbwqy

https://travewlio.shop/ZNxbHi

https://touvrlane.bet/ASKwjq

https://sighbtseeing.shop/ASJnzh

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://holidamyup.today/AOzkns

https://mtriplooqp.world/APowko

https://wxayfarer.live/ALosnz

https://70oreheatq.live/gsopp

https://0castmaxw.run/ganzde

https://weldorae.digital/geds

https://steelixr.live/aguiz

https://smeltingt.run/giiaus

https://ferromny.digital/gwpd

Extracted

Family

stealc

Botnet

trump

C2

http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Targets

    • Target

      MSAQZ_random.exe

    • Size

      938KB

    • MD5

      ed19338ae7b4f14a6300a82555194914

    • SHA1

      c4b17e900215a704197817f8d419b40a07d687e8

    • SHA256

      7b5bd878343c3cecaee575c5046401e677127e53682f1894067af020d3bab1fa

    • SHA512

      64fc35627f5790aa025d05515e8b353ed7825f0cfaf975304933d33b219ccbf7e8e41f9f83152a0a8315568b5195dbbb669d446f6a58f5d3f3a9b9937d16ddca

    • SSDEEP

      24576:9qDEvCTbMWu7rQYlBQcBiT6rprG8a0hu:9TvC/MTQYxsWR7a0h

    • Amadey

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

    • Amadey family

    • 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

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • Blocklisted process makes network request

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • 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.

    • Reads user/profile data of local email clients

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

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks