General

  • Target

    428800726ee93f1978e2a60c215d5a94f441c87d9f9653fc77c96e4dc9c3b837

  • Size

    1.8MB

  • Sample

    240815-z8th9azbrm

  • MD5

    b89e7bfc1ac333c97e2a689cac6eecc6

  • SHA1

    da09d5dec580b0e676da5f53e6f75b7eb68933ef

  • SHA256

    428800726ee93f1978e2a60c215d5a94f441c87d9f9653fc77c96e4dc9c3b837

  • SHA512

    21ae4a275dbf01194eb7233362687e4f421b2911204db9fef20b37ce80f95e4e69e67862f346e511f3c3901058b023da42b5c6896d9dd50a22c049530e0ab214

  • SSDEEP

    49152:vzNNFFqXJdKoAoOiJQfbK6KTa0Hh0HIgdliMGJb5rF:j/qXTBAoOiJQfbYMHIgdljwbv

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

0657d1

C2

http://185.215.113.19

Attributes
  • install_dir

    0d8f5eb8a7

  • install_file

    explorti.exe

  • strings_key

    6c55a5f34bb433fbd933a168577b1838

  • url_paths

    /Vi9leo/index.php

rc4.plain

Extracted

Family

stealc

Botnet

nord

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

stealc

Botnet

kora

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      428800726ee93f1978e2a60c215d5a94f441c87d9f9653fc77c96e4dc9c3b837

    • Size

      1.8MB

    • MD5

      b89e7bfc1ac333c97e2a689cac6eecc6

    • SHA1

      da09d5dec580b0e676da5f53e6f75b7eb68933ef

    • SHA256

      428800726ee93f1978e2a60c215d5a94f441c87d9f9653fc77c96e4dc9c3b837

    • SHA512

      21ae4a275dbf01194eb7233362687e4f421b2911204db9fef20b37ce80f95e4e69e67862f346e511f3c3901058b023da42b5c6896d9dd50a22c049530e0ab214

    • SSDEEP

      49152:vzNNFFqXJdKoAoOiJQfbK6KTa0Hh0HIgdliMGJb5rF:j/qXTBAoOiJQfbYMHIgdljwbv

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks