Overview

overview

9

Static

static

1

file.html

windows11-ltsc_2024-x64

9

Sharing

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General

  • Target
    file
  • Size 325KB
  • Sample260720-t7relsh181
  • SHA256 92dc83d69e0333a038150aec8c39cfc22a033b32eabe80100579eaf4408e909b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscoveryinstallerpersistenceransomwarethemidatrojan

Malware Config

Targets

    • Target
      file
    • Size 325KB
    • SHA256 92dc83d69e0333a038150aec8c39cfc22a033b32eabe80100579eaf4408e909b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    defense_evasiondiscoveryinstallerpersistenceransomwarethemidatrojan

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      defense_evasion

    • Renames multiple (76) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks