Overview

overview

10

Static

static

3

615e94e95e...c1.exe

windows10-2004-x64

10

615e94e95e...c1.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    615e94e95ec6d07831fd6e91807dc77da49dd37d19539728d9dfdec3ae39fcc1.zip
  • Size 50KB
  • Sample260620-2rx68aas2r
  • SHA256 333278e17b2a0abb66ee397b9c72f7753e9da93d4301b8549176f7062b3071b1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
killmbrbootkitdiscoveryexecutionpersistenceransomwaretrojanwiper

Malware Config

Targets

    • Target
      615e94e95ec6d07831fd6e91807dc77da49dd37d19539728d9dfdec3ae39fcc1.exe
    • Size 84KB
    • SHA256 615e94e95ec6d07831fd6e91807dc77da49dd37d19539728d9dfdec3ae39fcc1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    bootkitdiscoveryexecutionkillmbrpersistencetrojanwiperransomware

    • Detects KillMBR

    • Family: KillMBR

      KillMBR is a trojan that attempts to overwrite the Master Boot Record.

      wipertrojankillmbr

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks