General

  • Target

    b6eb4f743efa4a79ff2a08a43fabe52bedc44daf2e3e9228b3a746402b967792

  • Size

    1.8MB

  • Sample

    240815-vw1dtayblr

  • MD5

    fbc4d1860f86c809b542561f4563cf95

  • SHA1

    c8212c58f778e514b002250fcf3f5a1abc201c6a

  • SHA256

    b6eb4f743efa4a79ff2a08a43fabe52bedc44daf2e3e9228b3a746402b967792

  • SHA512

    09989e73cf7ff09d353206ea4cf0f649af6815b44c246fec6658a5e150a2fdf185462f44fc11a2e90bb5561bd01661363b08545f7a58e44e66cb1e7f6a484734

  • SSDEEP

    49152:XdOoUA16MWm9SeWroJW20CkJYGW+tif5VpST4FlltZ0R+:NOop1gmSPoMCn+If56T4FzU

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

      b6eb4f743efa4a79ff2a08a43fabe52bedc44daf2e3e9228b3a746402b967792

    • Size

      1.8MB

    • MD5

      fbc4d1860f86c809b542561f4563cf95

    • SHA1

      c8212c58f778e514b002250fcf3f5a1abc201c6a

    • SHA256

      b6eb4f743efa4a79ff2a08a43fabe52bedc44daf2e3e9228b3a746402b967792

    • SHA512

      09989e73cf7ff09d353206ea4cf0f649af6815b44c246fec6658a5e150a2fdf185462f44fc11a2e90bb5561bd01661363b08545f7a58e44e66cb1e7f6a484734

    • SSDEEP

      49152:XdOoUA16MWm9SeWroJW20CkJYGW+tif5VpST4FlltZ0R+:NOop1gmSPoMCn+If56T4FzU

    • 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.

    • Loads dropped DLL

    • 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