Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2024 16:16

General

  • Target

    Undetek/Undetek.exe

  • Size

    5.3MB

  • MD5

    bee9c1a3bcc72334970236790dc749ec

  • SHA1

    98ecbaaa53622b0b931febd83b98f174298a7481

  • SHA256

    5649811caa051058a23417555334683348438adbebd4ff663bc0dcb49f25df5e

  • SHA512

    eafdbe2484c254b4cb4e33fbbfd09de291ea2ce38e8faf5c92f5e8257d890faf5e2f739b9a2f43a5751ceced056bcdca769c6049e131989f2d70635cbaf1e4d5

  • SSDEEP

    98304:bxbWJlNLYzbmx8ffY+4fQ6HKJevY7EHd8+evl1WygmtSXqsdcdIE0Nb:sZLCblHYnQqKcgYHd8+eHWqtEPL5

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 11 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Undetek\Undetek.exe
    "C:\Users\Admin\AppData\Local\Temp\Undetek\Undetek.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:4648
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Drops desktop.ini file(s)
    • Checks processor information in registry
    • Modifies registry class
    PID:4924
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=110.0.5481.104 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7ffd4062ab58,0x7ffd4062ab68,0x7ffd4062ab78
      2⤵
        PID:2256
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1784 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:2
        2⤵
          PID:3396
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2196 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
          2⤵
            PID:2528
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2260 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
            2⤵
              PID:1380
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3140 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:1
              2⤵
                PID:3500
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3148 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:1
                2⤵
                  PID:4748
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=3664 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:1
                  2⤵
                    PID:2988
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4540 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
                    2⤵
                      PID:3384
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4544 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
                      2⤵
                        PID:4028
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4552 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
                        2⤵
                          PID:2588
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4896 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
                          2⤵
                            PID:4028
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5076 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
                            2⤵
                              PID:2616
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4952 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:1
                              2⤵
                                PID:4028
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=4608 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
                                2⤵
                                  PID:3064
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5068 --field-trial-handle=1936,i,13634321045833577573,1909250021770330228,131072 /prefetch:8
                                  2⤵
                                  • Modifies registry class
                                  PID:4992
                              • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                                "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                                1⤵
                                  PID:2276

                                Network

                                MITRE ATT&CK Matrix ATT&CK v13

                                Defense Evasion

                                Virtualization/Sandbox Evasion

                                1
                                T1497

                                Discovery

                                Query Registry

                                4
                                T1012

                                Virtualization/Sandbox Evasion

                                1
                                T1497

                                System Information Discovery

                                4
                                T1082

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                                  Filesize

                                  480B

                                  MD5

                                  ec2a273eca99822f9183b2b9fe0f85a5

                                  SHA1

                                  ffa992e1823b2ba161bebef24c49efb1878f400f

                                  SHA256

                                  c8b7b7a0023729d8414b5eb671b04a7e0eeef28226a46fa818bef6fd7d641c00

                                  SHA512

                                  aead4986b466ac99dd204e06c745bc98185e636dd875fba968f6aada6d904c2d34ec09265d7429315e58c5ff229d9c2a1171b6046be11ffd77536f4838e496fe

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                  Filesize

                                  2KB

                                  MD5

                                  21e6b50f705941aff481a6d7d665f3c9

                                  SHA1

                                  8a63c5ae3c6ac8a6fe690fde4a21295bba717add

                                  SHA256

                                  98e55a5ed78f7046519cfaf6521bf4d7d14a7b76f33a9a3a80faafb17ab39ce6

                                  SHA512

                                  d08aed416d9a590c08fbbd9ce63f291ccea71ca9735ab28fe462cf3f5dd55e6db56168300b636aeae9dd4dac10904d0feaaa589ba8ab871d8bc960f67e4525ed

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                                  Filesize

                                  2B

                                  MD5

                                  d751713988987e9331980363e24189ce

                                  SHA1

                                  97d170e1550eee4afc0af065b78cda302a97674c

                                  SHA256

                                  4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                                  SHA512

                                  b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                  Filesize

                                  523B

                                  MD5

                                  8686090136c07ac9aa828505b7564d45

                                  SHA1

                                  929f4b17ddc71489e6639e61d6ec1f1af33c4c26

                                  SHA256

                                  9d93a220f54c38292351edc575dd314d8426806c9f18014a2dbb0ccb1d4bbf8f

                                  SHA512

                                  ee5c89f852cb5dd0adc24fae2ea0eae5a5afefb6f6c7f94e26f5602e53697c9d360725ccfd9c828fe01c8ddd4a60f9961b186bea352dfe164183232c8c5608b1

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                  Filesize

                                  356B

                                  MD5

                                  7dc83fcb04cf11be9ab2e4aeb31b4428

                                  SHA1

                                  72cbd6a68738901585babd0f70ec083f35ac8b63

                                  SHA256

                                  e5d21de8ae3faad1b189f30ca5d6aa70eee642dfa351f05e3aa56e83655faf49

                                  SHA512

                                  74544529817275441bd04ba5798451230d5aa4ae862da6f4ee23efaf3098dbc304857968ff30aa4d2398afce047ae5fd4025139044ff1fea007cdaf35fc472bc

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                  Filesize

                                  7KB

                                  MD5

                                  5e1103a45465878667f6c8ac291c91cb

                                  SHA1

                                  37ebf9fb05b5ee9e5a13a6b5fdb07efc2db37108

                                  SHA256

                                  96243a74d755a6300685b6f00ab53073347c6d3b96c975895e85408846073070

                                  SHA512

                                  4217eefbc3fbd1b24f8e53c48675be9d2533e00d101cb6522b311e37272aa870048b171892573716eddb3cc88fe328b83ca17e6521df9117fbe9bb2ec7973e37

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                  Filesize

                                  16KB

                                  MD5

                                  91a225c6a595fdd3369ad2ee88279c82

                                  SHA1

                                  c674ac8d0fc17d4334262ffaf1caf367cee3cf3d

                                  SHA256

                                  8acefd92a4542c9a9f391866d1abf46071ee0faedc99d0ba1329b2f4fb1559bb

                                  SHA512

                                  8669e4a9e4084c8549a94842a90cfde1311d2009c1bd83f90a2ccfc2cee44c87ea37bc24d855948d216f52aa65edcfc272961539edb3cc2e2d2e8b69e3db816e

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\c7eade03-feda-4745-9bf0-e69cc63d6a56.tmp
                                  Filesize

                                  7KB

                                  MD5

                                  e1eec92f8fcfdba0fef824c61ef91fb4

                                  SHA1

                                  6e408f92d186c59d1b3004999015c2636d22779c

                                  SHA256

                                  adb40910f3698c51690c565b9674e9e383ec098f89a4b637aa3efe9db0026428

                                  SHA512

                                  90a2d821f3823814b65cd0e8e7b11e5a6490a5bc25515d81b9091d6fa6c09d0a3d01ddecb0484b2fb8e38057c860912890ebd76664afdd68ea6b747ab4b59579

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  Filesize

                                  281KB

                                  MD5

                                  8e056de9c36690d8248742592b9e126f

                                  SHA1

                                  71a78897004837e9ac0e0df3e55e39510ec4aa4b

                                  SHA256

                                  a2be0896eb01131a6a96141b04a0ac0c87f9fde3d2c22b29fbdc97fb2aef03ab

                                  SHA512

                                  eced241114ea64ea595b85a45d41002dcee166cee4bc24d31c5d1a7239f0a05873309247bd918d660beb4339e506591be312255d3eb39bb6d09658fb32f39ef3

                                • C:\Users\Admin\Videos\Captures\desktop.ini
                                  MD5

                                  d41d8cd98f00b204e9800998ecf8427e

                                  SHA1

                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                  SHA256

                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                  SHA512

                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                • memory/4648-8-0x00007FFD603F0000-0x00007FFD605E5000-memory.dmp
                                  Filesize

                                  2.0MB

                                • memory/4648-2-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-0-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-9-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-7-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-6-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-13-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-5-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-11-0x00007FFD603F0000-0x00007FFD605E5000-memory.dmp
                                  Filesize

                                  2.0MB

                                • memory/4648-170-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-180-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-181-0x00007FFD603F0000-0x00007FFD605E5000-memory.dmp
                                  Filesize

                                  2.0MB

                                • memory/4648-4-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-3-0x00007FF79D750000-0x00007FF79E5B4000-memory.dmp
                                  Filesize

                                  14.4MB

                                • memory/4648-1-0x00007FFD60490000-0x00007FFD60492000-memory.dmp
                                  Filesize

                                  8KB