General

  • Target

    random.exe

  • Size

    1.8MB

  • Sample

    250403-tbsyka1nt5

  • MD5

    04be93738192adabbdcd46d76b3848d7

  • SHA1

    9c44bb29ed0be6e8eca1a2ca6f46f348c9f38e7e

  • SHA256

    39758b8ddcb91ee136b9e73307ec8e8d7dc9f2680972ee0a79050722e28b055b

  • SHA512

    24e8df74fc2e5b794c78579830ec7f179669dfe9be5a6566cf3e0b8aeaa3c379f5a130b69755903eb2529074ea3279456c327db0c75356b2bd844184616110dc

  • SSDEEP

    24576:B5Ie8Zjvbu0BHF/+wxa1NpwQ2Ko0lAyqNCEDLWKtHWxj0H1jNWruuIzwnKJ3ALAj:Pktnx2NgK9hqNC4LFsy1I5cw+ALACS6

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

lumma

C2

https://tacticaltalks.live/glKShay

https://metalsyo.digital/opsa

https://iironloxp.live/aksdd

https://navstarx.shop/FoaJSi

https://starcloc.bet/GOksAo

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://spacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

https://xrfxcaseq.live/gspaz

https://jrxsafer.top/shpaoz

https://krxspint.digital/kendwz

https://rhxhube.run/pogrs

https://6grxeasyw.digital/xxepw

https://ywmedici.top/noagis

https://ironloxp.live/aksdd

https://gspacedbv.world/EKdlsk

https://1galxnetb.today/GsuIAo

Extracted

Family

gcleaner

C2

185.156.73.98

45.91.200.135

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

Targets

    • Target

      random.exe

    • Size

      1.8MB

    • MD5

      04be93738192adabbdcd46d76b3848d7

    • SHA1

      9c44bb29ed0be6e8eca1a2ca6f46f348c9f38e7e

    • SHA256

      39758b8ddcb91ee136b9e73307ec8e8d7dc9f2680972ee0a79050722e28b055b

    • SHA512

      24e8df74fc2e5b794c78579830ec7f179669dfe9be5a6566cf3e0b8aeaa3c379f5a130b69755903eb2529074ea3279456c327db0c75356b2bd844184616110dc

    • SSDEEP

      24576:B5Ie8Zjvbu0BHF/+wxa1NpwQ2Ko0lAyqNCEDLWKtHWxj0H1jNWruuIzwnKJ3ALAj:Pktnx2NgK9hqNC4LFsy1I5cw+ALACS6

    • Amadey

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

    • Amadey family

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Modifies security service

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Contacts a large (8930) amount of remote hosts

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

    • Creates a large amount of network flows

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

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

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

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

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Possible privilege escalation attempt

    • Stops running service(s)

    • 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.

    • 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.

    • Modifies file permissions

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks