Analysis

  • max time kernel
    1794s
  • max time network
    1799s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-06-2024 14:29

General

  • Target

    valorant installer.exe

  • Size

    7.5MB

  • MD5

    469679fe4074c5aeeb4e1412ca7523bd

  • SHA1

    efa18e2d3d31e3f88df471bc9b5c9b7ee76ec658

  • SHA256

    cf29b4fe81d71aa079d0098932f430aa2c880f8c44bd3a136b3d8e37eea56cf8

  • SHA512

    d3a73f399f07e5785ef784f9221527c9cdadc6a125b86ed2bf76b6da8298356d23f1269252aad238aa4617948ccc77fbc6300bb0116a8a48b698861eea21176e

  • SSDEEP

    196608:LHyfZHTqZf0HHAZJO2fPebFOF9Dv/aQkpQlzzB2ASTV0nwxNAnLGx299I5:LWzqZfKg3ZP53DaQm6JkqKAnLGN

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 5 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:620
  • C:\Users\Admin\AppData\Local\Temp\valorant installer.exe
    "C:\Users\Admin\AppData\Local\Temp\valorant installer.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:432
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4400 /prefetch:8
    1⤵
      PID:1748
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4776,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=1392 /prefetch:8
      1⤵
        PID:4468

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/432-9-0x0000000000410000-0x0000000000411000-memory.dmp

        Filesize

        4KB

      • memory/432-1-0x00000000001F0000-0x00000000001FB000-memory.dmp

        Filesize

        44KB

      • memory/432-7-0x0000000000400000-0x0000000000409000-memory.dmp

        Filesize

        36KB

      • memory/432-6-0x00000000001F0000-0x00000000001FB000-memory.dmp

        Filesize

        44KB

      • memory/432-10-0x0000000000410000-0x0000000000411000-memory.dmp

        Filesize

        4KB

      • memory/432-0-0x0000000140000000-0x0000000141418000-memory.dmp

        Filesize

        20.1MB

      • memory/432-8-0x0000000000410000-0x0000000000411000-memory.dmp

        Filesize

        4KB

      • memory/432-11-0x00007FFDC15D0000-0x00007FFDC15D2000-memory.dmp

        Filesize

        8KB

      • memory/432-12-0x0000000140000000-0x0000000141418000-memory.dmp

        Filesize

        20.1MB

      • memory/432-13-0x0000000140000000-0x0000000141418000-memory.dmp

        Filesize

        20.1MB

      • memory/432-14-0x0000000140000000-0x0000000141418000-memory.dmp

        Filesize

        20.1MB

      • memory/432-18-0x0000000140000000-0x0000000141418000-memory.dmp

        Filesize

        20.1MB

      • memory/620-4-0x000001079BD10000-0x000001079BD12000-memory.dmp

        Filesize

        8KB