General

  • Target

    91a3ef18527e726b4f65659774e6141bfb1a38f5bbee407143963de1bec3850b

  • Size

    1.9MB

  • Sample

    240325-lxrnmace99

  • MD5

    1f59209462cea14c16e955af6c8bb13d

  • SHA1

    f4617169cc8bf7392497d5db9e3d6970ea8a6d49

  • SHA256

    91a3ef18527e726b4f65659774e6141bfb1a38f5bbee407143963de1bec3850b

  • SHA512

    12e69e188bbcee79608eccac3d7972e31cedbf207713e36d5eba7cc30b24f440e18daee182f2a7eddb56b2ee819fd588c9fa23b18d09a341902e6ad8bb45668c

  • SSDEEP

    49152:IyMS6zSWb9czXn7x0eDAmMVIDwx5RXcRFXYkXY8ReUIY:5kSWb91DiGXsnYkXZReU

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      91a3ef18527e726b4f65659774e6141bfb1a38f5bbee407143963de1bec3850b

    • Size

      1.9MB

    • MD5

      1f59209462cea14c16e955af6c8bb13d

    • SHA1

      f4617169cc8bf7392497d5db9e3d6970ea8a6d49

    • SHA256

      91a3ef18527e726b4f65659774e6141bfb1a38f5bbee407143963de1bec3850b

    • SHA512

      12e69e188bbcee79608eccac3d7972e31cedbf207713e36d5eba7cc30b24f440e18daee182f2a7eddb56b2ee819fd588c9fa23b18d09a341902e6ad8bb45668c

    • SSDEEP

      49152:IyMS6zSWb9czXn7x0eDAmMVIDwx5RXcRFXYkXY8ReUIY:5kSWb91DiGXsnYkXZReU

    • Amadey

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

    • Detect ZGRat V1

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks