General

  • Target

    1608caccc377a28575b839e3eec49314.exe

  • Size

    1.8MB

  • Sample

    240705-ctkapsseqe

  • MD5

    1608caccc377a28575b839e3eec49314

  • SHA1

    ee0126916f65d88e92248d9c1bbe5ee2883d2abe

  • SHA256

    bf54e9ba7f3f8d09aedef4e6d9d377f16bb085cb5353352a3f1bb5d17f3e1263

  • SHA512

    206f4dc5fedabec29c3f2428fe6c25ab52baf438f8d21e26993ce487c9d593825cb1797f1058095f5b4a69b0a35386e8bfbf9733cc4df5f6f7dda023b5b483a4

  • SSDEEP

    49152:xpkVLhYxWoVeqHgj2VgzPaRhHz4XjjBvjkA3zxb:v0qwXaRJ4l3zx

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

Nice

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      1608caccc377a28575b839e3eec49314.exe

    • Size

      1.8MB

    • MD5

      1608caccc377a28575b839e3eec49314

    • SHA1

      ee0126916f65d88e92248d9c1bbe5ee2883d2abe

    • SHA256

      bf54e9ba7f3f8d09aedef4e6d9d377f16bb085cb5353352a3f1bb5d17f3e1263

    • SHA512

      206f4dc5fedabec29c3f2428fe6c25ab52baf438f8d21e26993ce487c9d593825cb1797f1058095f5b4a69b0a35386e8bfbf9733cc4df5f6f7dda023b5b483a4

    • SSDEEP

      49152:xpkVLhYxWoVeqHgj2VgzPaRhHz4XjjBvjkA3zxb:v0qwXaRJ4l3zx

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • 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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks