Overview

overview

8

Static

static

3

marrrt.exe

windows10-2004-x64

7

marrrt.exe

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    FACTURAIFCIFC-26-SC-001611-1.VECO.dat
  • Size 960KB
  • Sample260625-ps2vksb18l
  • SHA256 7af9a9943ce0e779309f83fa1e11913f8dbddcf119d27c768f87b9bceceb7517
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Targets

    • Target
      marrrt.exe
    • Size 1.3MB
    • SHA256 6428377f99f984d2f2c3b26043cbb9a4d6abe92da8b867d01a2b6b9fa9ab10c9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    discoverypersistenceadwareransomwarespyware

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks