General

  • Target

    6e449c3b42fd9e38b3b5b73900cc17b19113cfd0f92d8169f56d3df5ab7700db

  • Size

    1.8MB

  • Sample

    241205-rc3haaxnfz

  • MD5

    69d00718e0963b777f9a0d66ca85e397

  • SHA1

    f5be551a4ff719588ef3ed6e8734c002b86e2f52

  • SHA256

    6e449c3b42fd9e38b3b5b73900cc17b19113cfd0f92d8169f56d3df5ab7700db

  • SHA512

    3bae76705cb37c22d1322fce9332d26914a9505e909a012242037ae2aded6d281006e5865053ed9c433c691e37aa18cf434f7675f009640db95fd3997480e054

  • SSDEEP

    49152:omGDB2PU31CZ/7Foqs7XuvIfo2EKCH/VCKNg:HGDBLcfE7XEIfUKUdCv

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

lumma

C2

https://impend-differ.biz/api

https://print-vexer.biz/api

https://dare-curbys.biz/api

https://covery-mover.biz/api

https://formy-spill.biz/api

https://dwell-exclaim.biz/api

https://zinc-sneark.biz/api

https://se-blurry.biz/api

https://drive-connect.cyou/api

https://crib-endanger.sbs/api

https://faintbl0w.sbs/api

https://300snails.sbs/api

https://bored-light.sbs/api

https://3xc1aimbl0w.sbs/api

https://pull-trucker.sbs/api

https://fleez-inc.sbs/api

https://thicktoys.sbs/api

https://atten-supporse.biz/api

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://drive-connect.cyou/api

https://se-blurry.biz/api

https://zinc-sneark.biz/api

https://dwell-exclaim.biz/api

https://covery-mover.biz/api

https://dare-curbys.biz/api

https://print-vexer.biz/api

https://atten-supporse.biz/api

https://formy-spill.biz/api

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

cryptbot

Extracted

Family

gcleaner

C2

92.63.197.221

45.91.200.135

Targets

    • Target

      6e449c3b42fd9e38b3b5b73900cc17b19113cfd0f92d8169f56d3df5ab7700db

    • Size

      1.8MB

    • MD5

      69d00718e0963b777f9a0d66ca85e397

    • SHA1

      f5be551a4ff719588ef3ed6e8734c002b86e2f52

    • SHA256

      6e449c3b42fd9e38b3b5b73900cc17b19113cfd0f92d8169f56d3df5ab7700db

    • SHA512

      3bae76705cb37c22d1322fce9332d26914a9505e909a012242037ae2aded6d281006e5865053ed9c433c691e37aa18cf434f7675f009640db95fd3997480e054

    • SSDEEP

      49152:omGDB2PU31CZ/7Foqs7XuvIfo2EKCH/VCKNg:HGDBLcfE7XEIfUKUdCv

    • Amadey

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

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot 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 Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Enumerates VirtualBox registry keys

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • 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.

    • Checks whether UAC is enabled

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks