Analysis

  • max time kernel
    103s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 11:07

General

  • Target
    Application Files/HVACCalculator.Windows.UNTES_1_0_2_10357/AnyDesk.exe
  • Size 2.0MB
  • Sample240822-m8cvaatdkd
  • SHA256 afaa9723657248822943f8b20370a0b62fc95f34649711327a2ed3cfda8d9e27
  • MD5 SHA1 SHA512 SSDEEP
Score
4/10

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 16 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe
    "C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:3568
    • C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe
      "C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe" --local-service
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3440
    • C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe
      "C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe" --local-control
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2164
      • C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe
        "C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious use of WriteProcessMemory
        PID:4680
        • C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe
          "C:\Users\Admin\AppData\Local\Temp\Application Files\HVACCalculator.Windows.UNTES_1_0_2_10357\AnyDesk.exe" --install "C:\Program Files (x86)\AnyDesk" --start-with-win --create-shortcuts --create-taskbar-icon --create-desktop-icon --install-drv --update-auto --svc-conf "C:\Users\Admin\AppData\Roaming\AnyDesk\service.conf"
          4⤵
          • Drops file in Program Files directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          PID:680
  • C:\Program Files (x86)\AnyDesk\AnyDesk.exe
    "C:\Program Files (x86)\AnyDesk\AnyDesk.exe" --service
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    PID:5012
  • C:\Program Files (x86)\AnyDesk\AnyDesk.exe
    "C:\Program Files (x86)\AnyDesk\AnyDesk.exe" --control
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4124
  • C:\Program Files (x86)\AnyDesk\AnyDesk.exe
    "C:\Program Files (x86)\AnyDesk\AnyDesk.exe" --new-install
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    PID:3852

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        AnyDesk.exe

        • Path C:\Program Files (x86)\AnyDesk\AnyDesk.exe
        • Size 2.0MB
        • SHA256 afaa9723657248822943f8b20370a0b62fc95f34649711327a2ed3cfda8d9e27
        • MD5 SHA1 SHA512 SSDEEP

        system.conf

        • Path C:\ProgramData\AnyDesk\system.conf
        • Size 60B
        • SHA256 1b7467f3f2b0a63dc29701aa97c9e7b76757e4aa6c44d61e48e067068ca88525
        • MD5 SHA1 SHA512

        system.conf

        • Path C:\ProgramData\AnyDesk\system.conf
        • Size 165B
        • SHA256 21ea7e5323b97c5766b317db066d0a790c04b6c2e9c60c152173029ff3280d5b
        • MD5 SHA1 SHA512

        system.conf

        • Path C:\ProgramData\AnyDesk\system.conf
        • Size 173B
        • SHA256 50e675ac1ae31a177236f7832985d46768e4061308ecdbc1b4bb930475d8fc9d
        • MD5 SHA1 SHA512

        ad.trace

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\ad.trace
        • Size 79KB
        • SHA256 2900e81606a7b596505cd5a17445d472fffb783ff35e000927e16212207cb584
        • MD5 SHA1 SHA512 SSDEEP

        ad.trace

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\ad.trace
        • Size 85KB
        • SHA256 944367019a4614d5abd0c0be7f5a1444518bd4896c19ec99b650e70093eb1a28
        • MD5 SHA1 SHA512 SSDEEP

        ad.trace

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\ad.trace
        • Size 95KB
        • SHA256 469d6b2a7785837b3403fdbc0406e5cb0148622eacc3d908148ea97e6ecd5da1
        • MD5 SHA1 SHA512 SSDEEP

        ad.trace

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\ad.trace
        • Size 7KB
        • SHA256 0fbd83f0ecf29b593b1f8800a76f5bf57354c37b540092fa512262506896e20b
        • MD5 SHA1 SHA512 SSDEEP

        ad.trace

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\ad.trace
        • Size 66KB
        • SHA256 7fe677b6591eafe0e3661b7e8bcfa5d4d9c2467b25c9e273a7678b626866132a
        • MD5 SHA1 SHA512 SSDEEP

        service.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\service.conf
        • Size 2KB
        • SHA256 386178caec954de5131012e93e9ed6eff4df7e017b2fc542cb301cad50ef66e3
        • MD5 SHA1 SHA512

        system.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\system.conf
        • Size 105B
        • SHA256 dc42ad847546a11cf7a72759f6ef9ca08fb44ecd71415d5ca5db75b466a9e52f
        • MD5 SHA1 SHA512

        system.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\system.conf
        • Size 113B
        • SHA256 b581d9e32b72203332c51ad95526b6d559acc22e00769c844d0067a411178a1e
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 196B
        • SHA256 d80d2d8d559601383ab544fb764b68cb4176ea00c9d4b0a799b8e6c6d40e7057
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 197B
        • SHA256 ea963cf551eec1267e11520a3693196a2ae8a4eb359e20879f5eb146ab46d05b
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 197B
        • SHA256 8a04bbb6eadba1a26b6bbbaccb3c9e37acebf75a028467bad62299a76f2b54f0
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 196B
        • SHA256 15992ba9d6fcd140b517a74b813c28c95c577e817f16b285b75a6654fd83e144
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 132B
        • SHA256 e67a68c5e7fa7d227a2fbdd50789472dbbf58471664b1d9b776a579de2757ff6
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 156B
        • SHA256 f00ad3c61e349d743f6ba07851cdb56ebbb027632edffb040883ec97b44490bd
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 156B
        • SHA256 5fece68e2e4c9cf687fcdbc8bc3e61b0ae7a4f523ec41ad967621653e3b1a16c
        • MD5 SHA1 SHA512

        user.conf

        • Path C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf
        • Size 179B
        • SHA256 006e5d49fdc7492c5db6ea4c583164051dbe4e95d8684d5eca4cb1518cc4a351
        • MD5 SHA1 SHA512

        75fdacd8330bac18.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\75fdacd8330bac18.customDestinations-ms
        • Size 4KB
        • SHA256 95a5d06ec868343fc8ced59afbe2db0e2286d61e58ebb37ff6c02beac9437730
        • MD5 SHA1 SHA512 SSDEEP

        75fdacd8330bac18.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\75fdacd8330bac18.customDestinations-ms
        • Size 3KB
        • SHA256 c45c382b48040dcd196ece23bc1fc125def3e815dffd5cdc73e857231824efbf
        • MD5 SHA1 SHA512

        75fdacd8330bac18.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\75fdacd8330bac18.customDestinations-ms
        • Size 4KB
        • SHA256 01ae82b052f0d77e185d8439b4be7a8f23e1dc012c7909ee919d789cf3271103
        • MD5 SHA1 SHA512 SSDEEP

        75fdacd8330bac18.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\75fdacd8330bac18.customDestinations-ms
        • Size 4KB
        • SHA256 c17804ea7332d2805c3c3013d9f97f14af4f180723e1c6ea3a1f56fbca5bf7e9
        • MD5 SHA1 SHA512 SSDEEP

        75fdacd8330bac18.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\75fdacd8330bac18.customDestinations-ms
        • Size 4KB
        • SHA256 fa7006a013e20a81dc9d3a89acf388932e61e4802df9a18d53b801ff2d357b80
        • MD5 SHA1 SHA512 SSDEEP

        75fdacd8330bac18.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\75fdacd8330bac18.customDestinations-ms
        • Size 3KB
        • SHA256 7dfc931842681fb1ecba480eb35677d0c061544a7413ba9c7e65e8e2d3b2f489
        • MD5 SHA1 SHA512

        memory/680-132-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/680-170-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/2164-49-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/2164-214-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/2164-30-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-50-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-95-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-65-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-60-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-212-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-58-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-53-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-28-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3440-165-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3568-3-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3568-13-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3568-0-0x0000000000764000-0x0000000000E09000-memory.dmp

        memory/3568-52-0x0000000000764000-0x0000000000E09000-memory.dmp

        memory/3568-1-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3568-93-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3568-27-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3568-26-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3568-94-0x0000000000764000-0x0000000000E09000-memory.dmp

        memory/3568-15-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/3852-226-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/3852-173-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/4124-171-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/4124-227-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/4680-131-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/4680-97-0x0000000000760000-0x000000000100D000-memory.dmp

        memory/5012-215-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/5012-152-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/5012-228-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/5012-230-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/5012-232-0x00000000005B0000-0x0000000000E5D000-memory.dmp

        memory/5012-234-0x00000000005B0000-0x0000000000E5D000-memory.dmp