General

  • Target

    b7c3785aa2b9f10fc77bf33df04b2845d06d0ccfefd9df2af598f7ac0cf99f17.exe

  • Size

    1.7MB

  • Sample

    250126-eld5ts1naz

  • MD5

    470aa1549c4266690a1a8d6d921017f9

  • SHA1

    57359f54841f8d0a4ae15fa53e9eb3dca725fa36

  • SHA256

    b7c3785aa2b9f10fc77bf33df04b2845d06d0ccfefd9df2af598f7ac0cf99f17

  • SHA512

    342cfe3b63c4654baea57b3217d2a841083ea41e2b13f218ad861086b5dad8a043ab110259650cb537f7e43e5dfbf706f1dbff33554bae9803637111b9836513

  • SSDEEP

    49152:KP91YLxkL49T6DuKD/xuR5LFIQgEh4ULV6GV0qrC6C5Yon:KVmJcbQR5RAfjGXrCZ

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      b7c3785aa2b9f10fc77bf33df04b2845d06d0ccfefd9df2af598f7ac0cf99f17.exe

    • Size

      1.7MB

    • MD5

      470aa1549c4266690a1a8d6d921017f9

    • SHA1

      57359f54841f8d0a4ae15fa53e9eb3dca725fa36

    • SHA256

      b7c3785aa2b9f10fc77bf33df04b2845d06d0ccfefd9df2af598f7ac0cf99f17

    • SHA512

      342cfe3b63c4654baea57b3217d2a841083ea41e2b13f218ad861086b5dad8a043ab110259650cb537f7e43e5dfbf706f1dbff33554bae9803637111b9836513

    • SSDEEP

      49152:KP91YLxkL49T6DuKD/xuR5LFIQgEh4ULV6GV0qrC6C5Yon:KVmJcbQR5RAfjGXrCZ

    • 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