Overview

overview

10

Static

static

3

615e94e95e...c1.exe

windows10-2004-x64

10

615e94e95e...c1.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    615e94e95ec6d07831fd6e91807dc77da49dd37d19539728d9dfdec3ae39fcc1.zip
  • Size 50KB
  • Sample260511-pe75facy4j
  • SHA256 7881a5a8b66b4152081858b8f64859f653664184b54dd4b324c718b1413126da
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
killmbradwarebootkitdiscoveryexecutionpersistencespywaretrojanwiper

Malware Config

Targets

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

    • 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

    • Loads dropped DLL

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks