General

  • Target

    39e8cc0997bfa9a2294225d266784b09e1bbdd7786b7ecbdc4498dc3cb946806

  • Size

    2.8MB

  • Sample

    240919-2gvcksvamb

  • MD5

    0211be7884defa489eb35d0523b193ce

  • SHA1

    8b9d590acd64fc84386263b8a2383f18018bbe0c

  • SHA256

    39e8cc0997bfa9a2294225d266784b09e1bbdd7786b7ecbdc4498dc3cb946806

  • SHA512

    d81eaefb17644556f7d8cf76c4d18e716a30082acfa12f070fdc2eba9415b1c406509d45fc941a0920bbbb9d0d5434ad7eeaa8764dd0c780c870d19182cd3da9

  • SSDEEP

    49152:J9OonUhLfxiu9+Rfdw/6PoeWt5zQKH4T8VONvugjB:J9Oon2Lfxiu9+Rfdw93t5V4gVOpugjB

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      39e8cc0997bfa9a2294225d266784b09e1bbdd7786b7ecbdc4498dc3cb946806

    • Size

      2.8MB

    • MD5

      0211be7884defa489eb35d0523b193ce

    • SHA1

      8b9d590acd64fc84386263b8a2383f18018bbe0c

    • SHA256

      39e8cc0997bfa9a2294225d266784b09e1bbdd7786b7ecbdc4498dc3cb946806

    • SHA512

      d81eaefb17644556f7d8cf76c4d18e716a30082acfa12f070fdc2eba9415b1c406509d45fc941a0920bbbb9d0d5434ad7eeaa8764dd0c780c870d19182cd3da9

    • SSDEEP

      49152:J9OonUhLfxiu9+Rfdw/6PoeWt5zQKH4T8VONvugjB:J9Oon2Lfxiu9+Rfdw93t5V4gVOpugjB

    • 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.

    • 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