Resubmissions

06/04/2025, 15:38

250406-s23d9assdz 10

06/04/2025, 15:03

250406-sffcla1whv 10

General

  • Target

    2025-04-06_ebbfde535259121763840a367a9c1a92_agent-tesla_black-basta_cobalt-strike_luca-stealer

  • Size

    938KB

  • Sample

    250406-s23d9assdz

  • MD5

    ebbfde535259121763840a367a9c1a92

  • SHA1

    df427a54057634b350520cc472faf3813f59925e

  • SHA256

    a40db67ec008dbdbf87fd6c304948096b6bf9f2fa07b6ea9d5e71b59bfdde574

  • SHA512

    60676876c53cdea75c8b6b0ca67308599c30b91fccfa363802659b02e1acb1ba89c94f762ccc9ea1365bd800a81bf5fc5bdafc2a87442f27c1cff1681319d7f0

  • SSDEEP

    24576:eqDEvCTbMWu7rQYlBQcBiT6rprG8a4Ku:eTvC/MTQYxsWR7a4K

Malware Config

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

lumma

C2

https://cosmosyf.top/GOsznj

https://yjrxsafer.top/shpaoz

https://krxspint.digital/kendwz

https://rhxhube.run/pogrs

https://grxeasyw.digital/xxepw

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://xrfxcaseq.live/gspaz

https://ywmedici.top/noagis

https://rodformi.run/aUosoz

https://metalsyo.digital/opsa

https://ironloxp.live/aksdd

https://navstarx.shop/FoaJSi

https://wstarcloc.bet/GOksAo

https://atargett.top/dsANGt

https://spacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

https://starcloc.bet/GOksAo

Extracted

Family

darkvision

C2

82.29.67.160

Attributes
  • url

    http://107.174.192.179/data/003

    https://grabify.link/ZATFQO

    http://107.174.192.179/clean

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Targets

    • Target

      2025-04-06_ebbfde535259121763840a367a9c1a92_agent-tesla_black-basta_cobalt-strike_luca-stealer

    • Size

      938KB

    • MD5

      ebbfde535259121763840a367a9c1a92

    • SHA1

      df427a54057634b350520cc472faf3813f59925e

    • SHA256

      a40db67ec008dbdbf87fd6c304948096b6bf9f2fa07b6ea9d5e71b59bfdde574

    • SHA512

      60676876c53cdea75c8b6b0ca67308599c30b91fccfa363802659b02e1acb1ba89c94f762ccc9ea1365bd800a81bf5fc5bdafc2a87442f27c1cff1681319d7f0

    • SSDEEP

      24576:eqDEvCTbMWu7rQYlBQcBiT6rprG8a4Ku:eTvC/MTQYxsWR7a4K

    • Amadey

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

    • Amadey family

    • DarkVision Rat

      DarkVision Rat is a trojan written in C++.

    • Darkvision family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Contacts a large (3881) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Deletes itself

    • 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.

    • Impair Defenses: Safe Mode Boot

    • 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.

    • 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.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • Looks up external IP address via web service

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks