General

  • Target

    file.exe

  • Size

    1.8MB

  • Sample

    241002-ysngmatgll

  • MD5

    4cf2efa1f0b31af13fde55274404af56

  • SHA1

    1f52da7e5d7b2250b8a2020dec47b528efe9ed02

  • SHA256

    4e808515782826070e63e04b3b8acc186faf434868d29a861bfd03ea93513b57

  • SHA512

    4a7c516e2b471c64665438593b8443f24a4d2f1e0ad610ba2586c044442794ab51b0d569816b99740366a4159d72fdd3f79e1a6d640815f87d258ef2690e8192

  • SSDEEP

    49152:V8FEPgxkh189hbLEuvnCm1IUHQxNkoaDSs:V8F4E9RCWka+s

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      file.exe

    • Size

      1.8MB

    • MD5

      4cf2efa1f0b31af13fde55274404af56

    • SHA1

      1f52da7e5d7b2250b8a2020dec47b528efe9ed02

    • SHA256

      4e808515782826070e63e04b3b8acc186faf434868d29a861bfd03ea93513b57

    • SHA512

      4a7c516e2b471c64665438593b8443f24a4d2f1e0ad610ba2586c044442794ab51b0d569816b99740366a4159d72fdd3f79e1a6d640815f87d258ef2690e8192

    • SSDEEP

      49152:V8FEPgxkh189hbLEuvnCm1IUHQxNkoaDSs:V8F4E9RCWka+s

    • 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