Overview

overview

10

Static

static

Ekstre.exe

windows7_x64

10

Ekstre.exe

windows10_x64

10

Sharing

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General

  • Target
    Ekstre.exe
  • Size 499KB
  • Sample200707-eejeymlb3j
  • SHA256 7369dcfec21741f712f75662e29752b6a55fcacd1fbf76b9948d40b82e89b9a0
  • MD5 SHA1 SHA512
Score
10/10
formbookpersistencespywarestealertrojan

Malware Config

Targets

    • Target
      Ekstre.exe
    • Size 499KB
    • SHA256 7369dcfec21741f712f75662e29752b6a55fcacd1fbf76b9948d40b82e89b9a0
    • MD5 SHA1 SHA512
    Score
    10/10
    persistencespywaretrojanstealerformbook

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

      trojanspywarestealerformbook

    • Looks for VirtualBox Guest Additions in registry

    • Adds Run entry to policy start application

      persistence

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spyware

    • Adds Run entry to start application

      persistence

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks