General

  • Target

    2595082f1d4ac825280f2487c04af329df7a98fa3ac0e0ba20695a3a4a56d580

  • Size

    5.6MB

  • Sample

    250113-vnn1taslgn

  • MD5

    dc33123c237fddf1719e437c10304b0b

  • SHA1

    ba6e0736418147f7d0d6022e81b2223175efe124

  • SHA256

    2595082f1d4ac825280f2487c04af329df7a98fa3ac0e0ba20695a3a4a56d580

  • SHA512

    12a949393fe5162dca1dec2e09385abf5e573c7bc2f1f0f4dcdde24e8cde77ab64d0f4734a70af2e5a52a5a1f22ef48273915fdb9e8a009f960f1c3258675e37

  • SSDEEP

    98304:AkpEfytEWONEZWe2kHIIkWVQNwdBjp0sKG4MladuCNgGtAQhOUpX7PEr6uUgLU:Axqt1ONEZWQHII3dwG421shOw8SCU

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/defend/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

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      2595082f1d4ac825280f2487c04af329df7a98fa3ac0e0ba20695a3a4a56d580

    • Size

      5.6MB

    • MD5

      dc33123c237fddf1719e437c10304b0b

    • SHA1

      ba6e0736418147f7d0d6022e81b2223175efe124

    • SHA256

      2595082f1d4ac825280f2487c04af329df7a98fa3ac0e0ba20695a3a4a56d580

    • SHA512

      12a949393fe5162dca1dec2e09385abf5e573c7bc2f1f0f4dcdde24e8cde77ab64d0f4734a70af2e5a52a5a1f22ef48273915fdb9e8a009f960f1c3258675e37

    • SSDEEP

      98304:AkpEfytEWONEZWe2kHIIkWVQNwdBjp0sKG4MladuCNgGtAQhOUpX7PEr6uUgLU:Axqt1ONEZWQHII3dwG421shOw8SCU

    • Amadey

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

    • Amadey family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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.

    • 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

MITRE ATT&CK Enterprise v15

Tasks