General

  • Target

    57eb081f441d1d4ff2c0cf98bc0be187fd4c16f8b106fc814585542121b6b6af

  • Size

    1.8MB

  • Sample

    240819-ksvztaxhrq

  • MD5

    d781abbf986f4faf0e1f87fd49cbd6f7

  • SHA1

    30c3f22cc39d182f09fae7ab4a3c8a616a49a7d2

  • SHA256

    57eb081f441d1d4ff2c0cf98bc0be187fd4c16f8b106fc814585542121b6b6af

  • SHA512

    b4fd56afa0c1babf481a77eb4d6cbfdb37906aa5423879ae00b8d79d794db1c36a98f96d8e088bd18a71b135b00e3ccb4893d71ffa6da0cf005a2edfc50aef56

  • SSDEEP

    49152:D5Sn8LXvLmiAW/ODSijDLuBmW9WS/Bzc1/Wt53lPrkP:1XfLmiF4LAPdc1U1D

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

nord

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      57eb081f441d1d4ff2c0cf98bc0be187fd4c16f8b106fc814585542121b6b6af

    • Size

      1.8MB

    • MD5

      d781abbf986f4faf0e1f87fd49cbd6f7

    • SHA1

      30c3f22cc39d182f09fae7ab4a3c8a616a49a7d2

    • SHA256

      57eb081f441d1d4ff2c0cf98bc0be187fd4c16f8b106fc814585542121b6b6af

    • SHA512

      b4fd56afa0c1babf481a77eb4d6cbfdb37906aa5423879ae00b8d79d794db1c36a98f96d8e088bd18a71b135b00e3ccb4893d71ffa6da0cf005a2edfc50aef56

    • SSDEEP

      49152:D5Sn8LXvLmiAW/ODSijDLuBmW9WS/Bzc1/Wt53lPrkP:1XfLmiF4LAPdc1U1D

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks