General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241122-f8aats1mdn

  • MD5

    7fd8a3ed2355ac7d27edebd3d03b9c3d

  • SHA1

    5ad5b704bb66f76c64d0c493094380f2844fef0e

  • SHA256

    560e746a7908dddf140088039058c2150e08f726e4304869506061e4bce3885e

  • SHA512

    f15bfd422666f858efb415405b0687ff8b9b40bf09375f99b7499e34684c511dffce88e885220ca6c8d982c0073098549b3b28f8c32084befc22af364f7d3653

  • SSDEEP

    24576:c52+cO7TgIYuKZmoj0zmtG+ZQRvnL4CZsrhhU/SQ8y9cY2X0YwTuCbINL25O8RdO:vKfYJjYmt44XHaS7yX2Xg1bINLNc6

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      7fd8a3ed2355ac7d27edebd3d03b9c3d

    • SHA1

      5ad5b704bb66f76c64d0c493094380f2844fef0e

    • SHA256

      560e746a7908dddf140088039058c2150e08f726e4304869506061e4bce3885e

    • SHA512

      f15bfd422666f858efb415405b0687ff8b9b40bf09375f99b7499e34684c511dffce88e885220ca6c8d982c0073098549b3b28f8c32084befc22af364f7d3653

    • SSDEEP

      24576:c52+cO7TgIYuKZmoj0zmtG+ZQRvnL4CZsrhhU/SQ8y9cY2X0YwTuCbINL25O8RdO:vKfYJjYmt44XHaS7yX2Xg1bINLNc6

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks