General

  • Target

    32b58def9bde863ab3e3b8965053c836be01b17f4cffa38bbedb1fedcb3acd3d

  • Size

    1.8MB

  • Sample

    241121-m77y2a1crh

  • MD5

    274d813d41ac6d28b467ce4709bb42bb

  • SHA1

    08670195255d587368f622f42078f9ae32e16a79

  • SHA256

    32b58def9bde863ab3e3b8965053c836be01b17f4cffa38bbedb1fedcb3acd3d

  • SHA512

    23935bf7eee8c89b7ccef3680e207208d338e22c0c82b0bdca2dd0a4c59f8c5f57682ebcbfd4dfc5602b50c3bb0cfc38a1ab040ac0e2e5a9f429a5df32d08b0d

  • SSDEEP

    49152:ZLWIdST2/uCQbgNA8xpUaue1GXb8z5ZBH9Q7KGlR:BOT9MqazTGAzzBH9Q77R

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      32b58def9bde863ab3e3b8965053c836be01b17f4cffa38bbedb1fedcb3acd3d

    • Size

      1.8MB

    • MD5

      274d813d41ac6d28b467ce4709bb42bb

    • SHA1

      08670195255d587368f622f42078f9ae32e16a79

    • SHA256

      32b58def9bde863ab3e3b8965053c836be01b17f4cffa38bbedb1fedcb3acd3d

    • SHA512

      23935bf7eee8c89b7ccef3680e207208d338e22c0c82b0bdca2dd0a4c59f8c5f57682ebcbfd4dfc5602b50c3bb0cfc38a1ab040ac0e2e5a9f429a5df32d08b0d

    • SSDEEP

      49152:ZLWIdST2/uCQbgNA8xpUaue1GXb8z5ZBH9Q7KGlR:BOT9MqazTGAzzBH9Q77R

    • Amadey

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

    • Amadey family

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Socks5systemz family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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.

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks