General

  • Target

    71ff2140d91be750c5d3125d510411f3f5cfb5d5f8c0a2dd3309ebe825b149ea.bin

  • Size

    3.2MB

  • Sample

    250701-jp2gradp3y

  • MD5

    6c4475f786b0b736965630b6f7bcb3b9

  • SHA1

    fe6bf642ecdffdc670c48ee2aef1c73268c3150e

  • SHA256

    71ff2140d91be750c5d3125d510411f3f5cfb5d5f8c0a2dd3309ebe825b149ea

  • SHA512

    582979f95d4d2f9952c96314e21ca5ece9d9886b5bc5def5c088d1e3f16a8b500c26e6b2012610ab34eb4476ff8c5dd871bc3ddfd4c1482df07e583cd0333c1f

  • SSDEEP

    98304:FmszT3RikfSSrKl+seHuQD4wiP4XyJX6gkO:kc7SSr31OQDdWLJ5

Malware Config

Extracted

Family

amadey

Version

5.50

Botnet

30b25e

C2

http://31.43.185.30

Attributes
  • install_dir

    321c2a24e4

  • install_file

    dumer.exe

  • strings_key

    7ee2dad1150ef9038dda28ed93be4b54

  • url_paths

    /ku9f3ton/index.php

rc4.plain

Extracted

Family

lumma

C2

https://rbmlh.xyz/lakd

https://pacwpw.xyz/qwpr

https://comkxjs.xyz/taox

https://unurew.xyz/anhd

https://trsuv.xyz/gait

https://sqgzl.xyz/taoa

https://cexpxg.xyz/airq

https://urarfx.xyz/twox

https://liaxn.xyz/nbzh

Attributes
  • build_id

    e3f28ba146ffcdaf867dab6c13fae9d3414e4138ab

Targets

    • Target

      71ff2140d91be750c5d3125d510411f3f5cfb5d5f8c0a2dd3309ebe825b149ea.bin

    • Size

      3.2MB

    • MD5

      6c4475f786b0b736965630b6f7bcb3b9

    • SHA1

      fe6bf642ecdffdc670c48ee2aef1c73268c3150e

    • SHA256

      71ff2140d91be750c5d3125d510411f3f5cfb5d5f8c0a2dd3309ebe825b149ea

    • SHA512

      582979f95d4d2f9952c96314e21ca5ece9d9886b5bc5def5c088d1e3f16a8b500c26e6b2012610ab34eb4476ff8c5dd871bc3ddfd4c1482df07e583cd0333c1f

    • SSDEEP

      98304:FmszT3RikfSSrKl+seHuQD4wiP4XyJX6gkO:kc7SSr31OQDdWLJ5

    • 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

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

    • Downloads MZ/PE file

    • Sets service image path in registry

    • Stops running service(s)

    • 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.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • 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.

    • 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.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks