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General

  • Target

    3781240686f18f44cfb8397dfe462c164a00f0c4b08177b468129bc8c41a1f22

  • Size

    2.4MB

  • Sample

    240708-ma2qrathmq

  • MD5

    372c9047c2f9bc0241a64b506054fa0a

  • SHA1

    a3dca1dc8b61381c1fca9f6951352aa5f6a2403f

  • SHA256

    3781240686f18f44cfb8397dfe462c164a00f0c4b08177b468129bc8c41a1f22

  • SHA512

    1ddc4dcc4e77ec0c147afe1606f50a989ae8cc8ecae67cc5fb122cf985b2aec84c4968fc2075ffeb0f666d1ca0669acef855e8e647e681a31dd1d5d70a0f13fa

  • SSDEEP

    49152:vUlvV1PH2uIE3Hnj3d6Swz5+8gPNwvHTnUzHuC/yTkRT2VxLvgs:cp3P2xET3d6SwFUwvzCzTELYs

Malware Config

Extracted

Family

stealc

Botnet

Nice

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

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

Targets

    • Target

      3781240686f18f44cfb8397dfe462c164a00f0c4b08177b468129bc8c41a1f22

    • Size

      2.4MB

    • MD5

      372c9047c2f9bc0241a64b506054fa0a

    • SHA1

      a3dca1dc8b61381c1fca9f6951352aa5f6a2403f

    • SHA256

      3781240686f18f44cfb8397dfe462c164a00f0c4b08177b468129bc8c41a1f22

    • SHA512

      1ddc4dcc4e77ec0c147afe1606f50a989ae8cc8ecae67cc5fb122cf985b2aec84c4968fc2075ffeb0f666d1ca0669acef855e8e647e681a31dd1d5d70a0f13fa

    • SSDEEP

      49152:vUlvV1PH2uIE3Hnj3d6Swz5+8gPNwvHTnUzHuC/yTkRT2VxLvgs:cp3P2xET3d6SwFUwvzCzTELYs

    • 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