General

  • Target

    3b9bc6e05ee62378e410da9f5a418f4fae488a373f43346e8e15bd13f500e593

  • Size

    1.7MB

  • Sample

    250125-3r6c9swnaj

  • MD5

    43ed51fc8168018abc0cb9c2b9d3bd47

  • SHA1

    373989fd4b669d1ac6ffe20480b904bd3cb4d72e

  • SHA256

    3b9bc6e05ee62378e410da9f5a418f4fae488a373f43346e8e15bd13f500e593

  • SHA512

    caf21bba0745c8fda4e0e247bb6130cf0629505bf491cb22864fd918b876faf92202958ee19d21399ba7d673968afee7bd52c70f30d7ac27aef83a1cb85863eb

  • SSDEEP

    24576:bMHl+xo+4lXqcT02lzscVnvgrYp3ncm4EfpTIyaYxzJ6yKtT//Ku2+9kCxc:wF+xos2lzLbx9pTIyaW9655W+9Jx

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      3b9bc6e05ee62378e410da9f5a418f4fae488a373f43346e8e15bd13f500e593

    • Size

      1.7MB

    • MD5

      43ed51fc8168018abc0cb9c2b9d3bd47

    • SHA1

      373989fd4b669d1ac6ffe20480b904bd3cb4d72e

    • SHA256

      3b9bc6e05ee62378e410da9f5a418f4fae488a373f43346e8e15bd13f500e593

    • SHA512

      caf21bba0745c8fda4e0e247bb6130cf0629505bf491cb22864fd918b876faf92202958ee19d21399ba7d673968afee7bd52c70f30d7ac27aef83a1cb85863eb

    • SSDEEP

      24576:bMHl+xo+4lXqcT02lzscVnvgrYp3ncm4EfpTIyaYxzJ6yKtT//Ku2+9kCxc:wF+xos2lzLbx9pTIyaW9655W+9Jx

    • 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.

    • 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