General

  • Target

    559575734971afd278867a06abc99b8e741b1b0950d49752623f3fed16828dab

  • Size

    5.5MB

  • Sample

    250224-rz9vwaxps6

  • MD5

    7d69a2be24b6fd37f238608da32f35d8

  • SHA1

    a655ecc600a19270200e3eaeea0e38e90fc8049a

  • SHA256

    559575734971afd278867a06abc99b8e741b1b0950d49752623f3fed16828dab

  • SHA512

    d4758212677a2d59d97a843a28d3e3ae58ab813c86f9abf7e7d83de0fdfa625215d9bb491ed48f0f1408cdcc3277a0ba731a087897f9ed73f53d6f1f12b853f6

  • SSDEEP

    98304:5gX+dK0QqhVSUwKjum23JRmup9kMMHI+r8X6rjxs3OYyJzRX3CwpA6mORlbTQiXz:mudTQ0hum23JOoo06rjGNwzh3Z/ekL

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

      559575734971afd278867a06abc99b8e741b1b0950d49752623f3fed16828dab

    • Size

      5.5MB

    • MD5

      7d69a2be24b6fd37f238608da32f35d8

    • SHA1

      a655ecc600a19270200e3eaeea0e38e90fc8049a

    • SHA256

      559575734971afd278867a06abc99b8e741b1b0950d49752623f3fed16828dab

    • SHA512

      d4758212677a2d59d97a843a28d3e3ae58ab813c86f9abf7e7d83de0fdfa625215d9bb491ed48f0f1408cdcc3277a0ba731a087897f9ed73f53d6f1f12b853f6

    • SSDEEP

      98304:5gX+dK0QqhVSUwKjum23JRmup9kMMHI+r8X6rjxs3OYyJzRX3CwpA6mORlbTQiXz:mudTQ0hum23JOoo06rjGNwzh3Z/ekL

    • 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)

    • 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.

    • 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

MITRE ATT&CK Enterprise v15

Tasks