General

  • Target

    f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241.exe

  • Size

    3.2MB

  • Sample

    250225-dq42dazqy4

  • MD5

    9b4bafd592b0462ff15cea8ab8d748b3

  • SHA1

    e76afd25895aa4d2291476327d8eb6b206a53c91

  • SHA256

    f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241

  • SHA512

    27e30602b9bd2b5eee738e45fc95e8dc39d540dac48bd3a0550574fcd338b97ab50c8f947077f528c6b5a141ff4731e94660004574031fd06a07f85b3141e47d

  • SSDEEP

    49152:R7Sd346HYfcmmRegFaE1CkqJdg3Mejus0xWu5P3:pSd346HYfcmmJqkAd2WXWu5P

Malware Config

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

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241.exe

    • Size

      3.2MB

    • MD5

      9b4bafd592b0462ff15cea8ab8d748b3

    • SHA1

      e76afd25895aa4d2291476327d8eb6b206a53c91

    • SHA256

      f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241

    • SHA512

      27e30602b9bd2b5eee738e45fc95e8dc39d540dac48bd3a0550574fcd338b97ab50c8f947077f528c6b5a141ff4731e94660004574031fd06a07f85b3141e47d

    • SSDEEP

      49152:R7Sd346HYfcmmRegFaE1CkqJdg3Mejus0xWu5P3:pSd346HYfcmmJqkAd2WXWu5P

    • 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

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • Downloads MZ/PE file

    • 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 user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks