General

  • Target

    6f44899daeacc80a062cbd251ca23ec1261672bdd6a060d9f80654db2352370e

  • Size

    2.1MB

  • Sample

    250222-cmgk8sxpx4

  • MD5

    6bc335ae3e7281ea3e46c5362fc2257a

  • SHA1

    7c82356ab52d44d4c3682578e143c1663695018d

  • SHA256

    6f44899daeacc80a062cbd251ca23ec1261672bdd6a060d9f80654db2352370e

  • SHA512

    c92a6d620c89d7243acfc989c9c74c9e40c7b6199974e9cc0b47561d2621f2c4520d1047ba9bc3b7b787ccd8ebeeec65a398f7763c225896803b0593e1fc5413

  • SSDEEP

    49152:iEfX+HJ9H1gO5nNcx/sygkWIA9XqHEwvece8tWNgLPHalhWm:Klt5nuJsyPOaEwGcztWObHYW

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/defend/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

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

amadey

Version

5.21

Botnet

a4d2cd

C2

http://cobolrationumelawrtewarms.com

http://�������� jlgenfekjlfnvtgpegkwr.xyz

Attributes
  • install_dir

    a58456755d

  • install_file

    Gxtuum.exe

  • strings_key

    00fadbeacf092dfd58b48ef4ac68f826

  • url_paths

    /3ofn3jf3e2ljk/index.php

rc4.plain

Extracted

Family

systembc

C2

towerbingobongoboom.com

93.186.202.3

Attributes
  • dns

    5.132.191.104

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

xworm

Version

5.0

C2

185.163.204.65:7000

Mutex

SWaSxcOz2FkLWFU7

Attributes
  • install_file

    USB.exe

  • telegram

    https://api.telegram.org/bot7801507553:AAER1leGn_BtfmbwwWVlXFOz-GpclQKTfe0/sendMessage?chat_id=6012304042

aes.plain

Extracted

Family

lumma

C2

https://prideforgek.fun/api

https://governoagoal.pw/api

https://executrixfinav.pw/api

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/defend/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

Targets

    • Target

      6f44899daeacc80a062cbd251ca23ec1261672bdd6a060d9f80654db2352370e

    • Size

      2.1MB

    • MD5

      6bc335ae3e7281ea3e46c5362fc2257a

    • SHA1

      7c82356ab52d44d4c3682578e143c1663695018d

    • SHA256

      6f44899daeacc80a062cbd251ca23ec1261672bdd6a060d9f80654db2352370e

    • SHA512

      c92a6d620c89d7243acfc989c9c74c9e40c7b6199974e9cc0b47561d2621f2c4520d1047ba9bc3b7b787ccd8ebeeec65a398f7763c225896803b0593e1fc5413

    • SSDEEP

      49152:iEfX+HJ9H1gO5nNcx/sygkWIA9XqHEwvece8tWNgLPHalhWm:Klt5nuJsyPOaEwGcztWObHYW

    • Amadey

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

    • Amadey family

    • Detect Poverty Stealer Payload

    • Detect Vidar Stealer

    • Detect Xworm Payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Poverty Stealer

      Poverty Stealer is a crypto and infostealer written in C++.

    • Povertystealer family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Systembc family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

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

    • Renames multiple (612) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks