Overview

overview

9

Static

static

7

Loader.exe

windows11-21h2-x64

9

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General

  • Target

    Loader.exe

  • Size

    6.8MB

  • Sample

    240721-3vygts1cqg

  • MD5

    780919d2cf05e82da80292f5539f1386

  • SHA1

    9ea29b7e44f6e3536490f75e0332470b55a5e901

  • SHA256

    507290d62e5cdc13a9bee4306461d9c8fa07d7fb9facb3591c667a6b07df8b3d

  • SHA512

    574f0f1af4f82bf7d18eef0dfb48d4ccf48462a17a871e4df49043cd1a9f7e4ebc7d9239d7380cde3d2a4b585b4c2440a7874128b4e71b714c2b3c9ee5598625

  • SSDEEP

    98304:yPdQEoX5wRgUYkeFQHgbuy195Tb2qC1P9BU0HYC8vjDRM26w3vCYsDsc7CcU:Y+aRgOAS5q+PPc16iCYsDX7CcU

Score
9/10
discoveryevasionexecutionthemidatrojan

Malware Config

Targets

    • Target

      Loader.exe

    • Size

      6.8MB

    • MD5

      780919d2cf05e82da80292f5539f1386

    • SHA1

      9ea29b7e44f6e3536490f75e0332470b55a5e901

    • SHA256

      507290d62e5cdc13a9bee4306461d9c8fa07d7fb9facb3591c667a6b07df8b3d

    • SHA512

      574f0f1af4f82bf7d18eef0dfb48d4ccf48462a17a871e4df49043cd1a9f7e4ebc7d9239d7380cde3d2a4b585b4c2440a7874128b4e71b714c2b3c9ee5598625

    • SSDEEP

      98304:yPdQEoX5wRgUYkeFQHgbuy195Tb2qC1P9BU0HYC8vjDRM26w3vCYsDsc7CcU:Y+aRgOAS5q+PPc16iCYsDX7CcU

    Score
    9/10
    discoveryevasionexecutionthemidatrojan

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

      evasion

    • Stops running service(s)

      evasionexecution

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks for any installed AV software in registry

    • 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

      evasiontrojan

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks