General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    240909-c7ktdsxfnq

  • MD5

    8fc822745674c961b9dcc1fc91f678ec

  • SHA1

    640b6893c54e80740fa1edb58125928c71974316

  • SHA256

    66bf906782d56de0c137d3d9888f4e6271c6d75e6f2453b65879e5320cda09dc

  • SHA512

    677d151a94ad0b74448d7e21734d4cc17460d510e3598950267ce4dc041ed26421ae1086d09045757714bac11442eddacb6718222b24347fff9c94593c731cb4

  • SSDEEP

    24576:fFIAufW1+TICERIYxgB976LocpSa3VTAwHtYo5lYsyKEAuVmXOzI6:fi9O1+76Ya3BAatYMZxumezd

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

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

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      8fc822745674c961b9dcc1fc91f678ec

    • SHA1

      640b6893c54e80740fa1edb58125928c71974316

    • SHA256

      66bf906782d56de0c137d3d9888f4e6271c6d75e6f2453b65879e5320cda09dc

    • SHA512

      677d151a94ad0b74448d7e21734d4cc17460d510e3598950267ce4dc041ed26421ae1086d09045757714bac11442eddacb6718222b24347fff9c94593c731cb4

    • SSDEEP

      24576:fFIAufW1+TICERIYxgB976LocpSa3VTAwHtYo5lYsyKEAuVmXOzI6:fi9O1+76Ya3BAatYMZxumezd

    • 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.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks