General

  • Target

    998c8dddf5fc3d73a386669c03ce5a4d371fb1d09983b1828f3ed49598af0b57

  • Size

    2.8MB

  • Sample

    241222-wlnspsvlbv

  • MD5

    a0956c9f9c719b85668c6f8b85f89a5b

  • SHA1

    031f8c3bf791e31ae9b03286b486b1365b81f745

  • SHA256

    998c8dddf5fc3d73a386669c03ce5a4d371fb1d09983b1828f3ed49598af0b57

  • SHA512

    1ee084ef14a516733ffaedd360b43560bf87e999fc4f2ad9c8d34191f33e6fafde7bd0773cc422f63d664e8b8d994d1884736f70c360927aaef75745323b8474

  • SSDEEP

    24576:LBGJABbey9EKIXUDMPygZalHOiZncFx2J/atbmmPffRv7P8ussEsfEEi3M4rz7Jf:lKABDZIXUI5iuiZ29zmuarfkjpTSyng

Malware Config

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

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

lumma

C2

https://pollution-raker.cyou/api

https://hosue-billowy.cyou/api

https://ripe-blade.cyou/api

https://smash-boiling.cyou/api

https://supporse-comment.cyou/api

https://greywe-snotty.cyou/api

https://steppriflej.xyz/api

https://sendypaster.xyz/api

https://cuddlyready.xyz/api

Targets

    • Target

      998c8dddf5fc3d73a386669c03ce5a4d371fb1d09983b1828f3ed49598af0b57

    • Size

      2.8MB

    • MD5

      a0956c9f9c719b85668c6f8b85f89a5b

    • SHA1

      031f8c3bf791e31ae9b03286b486b1365b81f745

    • SHA256

      998c8dddf5fc3d73a386669c03ce5a4d371fb1d09983b1828f3ed49598af0b57

    • SHA512

      1ee084ef14a516733ffaedd360b43560bf87e999fc4f2ad9c8d34191f33e6fafde7bd0773cc422f63d664e8b8d994d1884736f70c360927aaef75745323b8474

    • SSDEEP

      24576:LBGJABbey9EKIXUDMPygZalHOiZncFx2J/atbmmPffRv7P8ussEsfEEi3M4rz7Jf:lKABDZIXUI5iuiZ29zmuarfkjpTSyng

    • 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

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Enumerates VirtualBox registry keys

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

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks