General

  • Target

    539d2a7cd76ee04976ed5ae04ff9bebd67a383a50dba626da4594be64e1b5b87

  • Size

    1.9MB

  • Sample

    240811-d7gx6sxekh

  • MD5

    d6612f5d347fb3a1e9b74b324271a5d3

  • SHA1

    f4cf302408405179d0c865438d38cdf1dec0cf80

  • SHA256

    539d2a7cd76ee04976ed5ae04ff9bebd67a383a50dba626da4594be64e1b5b87

  • SHA512

    66d2c5d204236b07902be2ba81114e88b4f0009e3b2733c490f83d5fb119e15c0670759bbb7c08ab44f1aaff2337bcbdb3efc155cc69dc348be2cdcf62cc13c5

  • SSDEEP

    24576:A68w4WvvycyQHGq1hr1TEOx73tJf0r82jfSr+x2KQIr8QgEM/EEugO00V1EThFgT:RyclHGM1TEWTtJi82rSr+xCcNO/Hui

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

kora

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      539d2a7cd76ee04976ed5ae04ff9bebd67a383a50dba626da4594be64e1b5b87

    • Size

      1.9MB

    • MD5

      d6612f5d347fb3a1e9b74b324271a5d3

    • SHA1

      f4cf302408405179d0c865438d38cdf1dec0cf80

    • SHA256

      539d2a7cd76ee04976ed5ae04ff9bebd67a383a50dba626da4594be64e1b5b87

    • SHA512

      66d2c5d204236b07902be2ba81114e88b4f0009e3b2733c490f83d5fb119e15c0670759bbb7c08ab44f1aaff2337bcbdb3efc155cc69dc348be2cdcf62cc13c5

    • SSDEEP

      24576:A68w4WvvycyQHGq1hr1TEOx73tJf0r82jfSr+x2KQIr8QgEM/EEugO00V1EThFgT:RyclHGM1TEWTtJi82rSr+xCcNO/Hui

    • 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