General

  • Target

    841e25407c73fd296550dc25cc4c97ac6679cb89543fae86843deab14e1b6744

  • Size

    1.8MB

  • Sample

    240816-vk239szcqm

  • MD5

    54e098bf7d35691f3123eaf997d1f0b9

  • SHA1

    d8ff90e5af9457f66e39d608cc566b94a8404520

  • SHA256

    841e25407c73fd296550dc25cc4c97ac6679cb89543fae86843deab14e1b6744

  • SHA512

    15639da94b228a6282d09d480922ec8ba71b17e30595c3fd11c255b99d891d1bed28f17dadd15eec46313d340e17be81ee2662eebab89954cb3d4906eaf5ce8f

  • SSDEEP

    49152:fql75zPsizZyNR36UfzCvB5Wv6lLcdxNcBPrFbCw:fa75Psis7KU2pkCKd/4RbC

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

      841e25407c73fd296550dc25cc4c97ac6679cb89543fae86843deab14e1b6744

    • Size

      1.8MB

    • MD5

      54e098bf7d35691f3123eaf997d1f0b9

    • SHA1

      d8ff90e5af9457f66e39d608cc566b94a8404520

    • SHA256

      841e25407c73fd296550dc25cc4c97ac6679cb89543fae86843deab14e1b6744

    • SHA512

      15639da94b228a6282d09d480922ec8ba71b17e30595c3fd11c255b99d891d1bed28f17dadd15eec46313d340e17be81ee2662eebab89954cb3d4906eaf5ce8f

    • SSDEEP

      49152:fql75zPsizZyNR36UfzCvB5Wv6lLcdxNcBPrFbCw:fa75Psis7KU2pkCKd/4RbC

    • 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