General

  • Target

    79cdad6bc281b647ab2665d37f8d34e241c84c6747c8f63e93de2e1294bdecb5.exe

  • Size

    1.8MB

  • Sample

    241010-mza94azcpm

  • MD5

    6aadbb769e00f820d2fa913de7977760

  • SHA1

    9615aa3d245030d40009df70cbe606127e4becc5

  • SHA256

    79cdad6bc281b647ab2665d37f8d34e241c84c6747c8f63e93de2e1294bdecb5

  • SHA512

    b5595815d0a47e77c06851f77c796fa39b911aa1cffeda784241546031d5dc32449fa25a5a5e81d33c18c8375185b7f5f8c3c0a12252d7b0594f64891d6805d6

  • SSDEEP

    24576:4RS6bBy5R4+/mR5fgKFaibKnS8Wne4RoUEe+3uwT+PkNm82zcJeEaN3J/4erA:lR4++ffdFkSdnfRo1h8ym+kXr/V

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      79cdad6bc281b647ab2665d37f8d34e241c84c6747c8f63e93de2e1294bdecb5.exe

    • Size

      1.8MB

    • MD5

      6aadbb769e00f820d2fa913de7977760

    • SHA1

      9615aa3d245030d40009df70cbe606127e4becc5

    • SHA256

      79cdad6bc281b647ab2665d37f8d34e241c84c6747c8f63e93de2e1294bdecb5

    • SHA512

      b5595815d0a47e77c06851f77c796fa39b911aa1cffeda784241546031d5dc32449fa25a5a5e81d33c18c8375185b7f5f8c3c0a12252d7b0594f64891d6805d6

    • SSDEEP

      24576:4RS6bBy5R4+/mR5fgKFaibKnS8Wne4RoUEe+3uwT+PkNm82zcJeEaN3J/4erA:lR4++ffdFkSdnfRo1h8ym+kXr/V

    • 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.

    • 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

    • 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