General

  • Target

    file.exe

  • Size

    1.8MB

  • Sample

    241010-tt8rqsvcqc

  • MD5

    7c9061299e31179207d11e7c9790ee0b

  • SHA1

    44bca72cd503143c705e91bf1d8a378e56ba65c1

  • SHA256

    d23559eacee8397368f036a9eb559fbe679827d8639f25da0a08791a2df6b3d5

  • SHA512

    3f481a5e0758dfb868f9b00f2fe161d52cbffb9cd11c05601e293a7ab021ca2b0e1c3fa24bca76460dfb706f3b62f0844c083df1b8a004732455f1a01dced1a2

  • SSDEEP

    49152:MO2m4fxwTuR+BcAIfxEdXobGJLJ+1hsCaP4SFcZ3e:FNGWq++xE+KJLohSaZ3

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

      7c9061299e31179207d11e7c9790ee0b

    • SHA1

      44bca72cd503143c705e91bf1d8a378e56ba65c1

    • SHA256

      d23559eacee8397368f036a9eb559fbe679827d8639f25da0a08791a2df6b3d5

    • SHA512

      3f481a5e0758dfb868f9b00f2fe161d52cbffb9cd11c05601e293a7ab021ca2b0e1c3fa24bca76460dfb706f3b62f0844c083df1b8a004732455f1a01dced1a2

    • SSDEEP

      49152:MO2m4fxwTuR+BcAIfxEdXobGJLJ+1hsCaP4SFcZ3e:FNGWq++xE+KJLohSaZ3

    • 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