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General

  • Target

    random.exe

  • Size

    1.7MB

  • Sample

    241006-nyc8qswhlh

  • MD5

    6e9fcb1e8844f2d0185a183cdd7d2e82

  • SHA1

    1941b875f1704c60869b2dfde62eeb11e37f3303

  • SHA256

    df0dd297d7562d9bafa979acd915358c55e67f5c623083411fce467e2653cfcb

  • SHA512

    8af147c8eec3a2efc60974f7677e902733d46aeea5f3c0888731e3afedf8e40114000b6c31a47ded2eaab8d23e35114b14caa5a1ede809b203ab5a1109b23ec4

  • SSDEEP

    49152:Mfheuc+zW32bAxp7gHiLDjzJQzAgrVC6ERUN5fr:Ce0BbAMCLTJQPpbERG

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      random.exe

    • Size

      1.7MB

    • MD5

      6e9fcb1e8844f2d0185a183cdd7d2e82

    • SHA1

      1941b875f1704c60869b2dfde62eeb11e37f3303

    • SHA256

      df0dd297d7562d9bafa979acd915358c55e67f5c623083411fce467e2653cfcb

    • SHA512

      8af147c8eec3a2efc60974f7677e902733d46aeea5f3c0888731e3afedf8e40114000b6c31a47ded2eaab8d23e35114b14caa5a1ede809b203ab5a1109b23ec4

    • SSDEEP

      49152:Mfheuc+zW32bAxp7gHiLDjzJQzAgrVC6ERUN5fr:Ce0BbAMCLTJQPpbERG

    • 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