General

  • Target

    7bc869be61fb90dc56fbfd7e58bbd15893f7529cc55e37a6c3df2345a620009b

  • Size

    2.8MB

  • Sample

    240919-2j6hmavbnb

  • MD5

    173b4e0c7ceac117e9445da27c4c94d1

  • SHA1

    d910c45d407e404dbda8b2af7ca12f5b2cece23b

  • SHA256

    7bc869be61fb90dc56fbfd7e58bbd15893f7529cc55e37a6c3df2345a620009b

  • SHA512

    d0ebdefed24a362142c342d72bbb4182eb09f22dce08b44604297c273a49304aaaf8205143f6edfcea16fc6ac6cd031370350b2c4e4cefec729057e0b5395bc7

  • SSDEEP

    49152:J9OonUhLfxiu9+Rfdw/6PoeWt5zQKH4T8VONvugjv:J9Oon2Lfxiu9+Rfdw93t5V4gVOpugjv

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      7bc869be61fb90dc56fbfd7e58bbd15893f7529cc55e37a6c3df2345a620009b

    • Size

      2.8MB

    • MD5

      173b4e0c7ceac117e9445da27c4c94d1

    • SHA1

      d910c45d407e404dbda8b2af7ca12f5b2cece23b

    • SHA256

      7bc869be61fb90dc56fbfd7e58bbd15893f7529cc55e37a6c3df2345a620009b

    • SHA512

      d0ebdefed24a362142c342d72bbb4182eb09f22dce08b44604297c273a49304aaaf8205143f6edfcea16fc6ac6cd031370350b2c4e4cefec729057e0b5395bc7

    • SSDEEP

      49152:J9OonUhLfxiu9+Rfdw/6PoeWt5zQKH4T8VONvugjv:J9Oon2Lfxiu9+Rfdw93t5V4gVOpugjv

    • 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