General

  • Target

    2025-04-04_63a5635ab6615d0b528c41c7ae8831d8_agent-tesla_black-basta_cobalt-strike_luca-stealer

  • Size

    938KB

  • Sample

    250404-3qpn5aypx5

  • MD5

    63a5635ab6615d0b528c41c7ae8831d8

  • SHA1

    0499d82594c2a871f2110b361e94271b7533ae7e

  • SHA256

    04fc28bbd8214ce2e913009020cfc6e9f6fcd8c329f0a0bbffb4b0d192560283

  • SHA512

    c1da9a94f1888b72ad0e5a5b128f080aeae98b688205aa1ec60c1a1a4bf053bf7e23bfc1f238132a2c854bd839a8bd31553f22c3f537b62185580a543a810702

  • SSDEEP

    24576:KqDEvCTbMWu7rQYlBQcBiT6rprG8a0xu:KTvC/MTQYxsWR7a0x

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

lumma

C2

https://puerrogfh.live/iqwez

https://jrxsafer.top/shpaoz

https://plantainklj.run/opafg

https://quavabvc.top/iuzhd

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://rambutanvcx.run/adioz

https://ywmedici.top/noagis

https://navstarx.shop/FoaJSi

https://metalsyo.digital/opsa

https://ironloxp.live/aksdd

https://starcloc.bet/GOksAo

https://spacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

Extracted

Family

meshagent

Version

2

Botnet

test123

C2

http://aaso12.duckdns.org:443/agent.ashx

Attributes
  • mesh_id

    0x0CF4A8B0663DD2F1D3A44CE8D231621166DBDB1E723B374C911544DE2F45A87C6C52F7206CED32F5B6A52A5551B75A3C

  • server_id

    22F126392DFCD804B6AF755F256A707D53ED8D200650E6BC853C95860F21B6B7049AF4EBEAB393E6EE1A9315B396BFC8

  • wss

    wss://aaso12.duckdns.org:443/agent.ashx

Targets

    • Target

      2025-04-04_63a5635ab6615d0b528c41c7ae8831d8_agent-tesla_black-basta_cobalt-strike_luca-stealer

    • Size

      938KB

    • MD5

      63a5635ab6615d0b528c41c7ae8831d8

    • SHA1

      0499d82594c2a871f2110b361e94271b7533ae7e

    • SHA256

      04fc28bbd8214ce2e913009020cfc6e9f6fcd8c329f0a0bbffb4b0d192560283

    • SHA512

      c1da9a94f1888b72ad0e5a5b128f080aeae98b688205aa1ec60c1a1a4bf053bf7e23bfc1f238132a2c854bd839a8bd31553f22c3f537b62185580a543a810702

    • SSDEEP

      24576:KqDEvCTbMWu7rQYlBQcBiT6rprG8a0xu:KTvC/MTQYxsWR7a0x

    • Amadey

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

    • Amadey family

    • Detects MeshAgent payload

    • Lumma Stealer, LummaC

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

    • Lumma family

    • MeshAgent

      MeshAgent is an open source remote access trojan written in C++.

    • Meshagent family

    • Contacts a large (4064) 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

      Using powershell.exe command.

    • 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.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Reads user/profile data of web browsers

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

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks