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Analysis

  • max time kernel
    91s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/04/2024, 16:12

General

  • Target

    https://cdn.discordapp.com/attachments/1194415851378594032/1194416329747353781/Viper_AlphaTool.rar?ex=66283e64&is=6615c964&hm=5cd03a472f21e941bdfbec7c46f45a6b59c99c48fd99b7b414cc3bef2da6d80c&

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Opens file in notepad (likely ransom note) 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cdn.discordapp.com/attachments/1194415851378594032/1194416329747353781/Viper_AlphaTool.rar?ex=66283e64&is=6615c964&hm=5cd03a472f21e941bdfbec7c46f45a6b59c99c48fd99b7b414cc3bef2da6d80c&
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3812
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fff528a46f8,0x7fff528a4708,0x7fff528a4718
      2⤵
        PID:3852
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2212 /prefetch:2
        2⤵
          PID:2280
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2276 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2168
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2776 /prefetch:8
          2⤵
            PID:1904
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3280 /prefetch:1
            2⤵
              PID:3608
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3288 /prefetch:1
              2⤵
                PID:2088
              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5348 /prefetch:8
                2⤵
                  PID:3464
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5348 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3624
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5412 /prefetch:1
                  2⤵
                    PID:1264
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5428 /prefetch:1
                    2⤵
                      PID:3792
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5604 /prefetch:8
                      2⤵
                        PID:3436
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5656 /prefetch:1
                        2⤵
                          PID:4988
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5916 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1640
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5936 /prefetch:1
                          2⤵
                            PID:992
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2232,12618840273882376096,11353228353532826709,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6036 /prefetch:1
                            2⤵
                              PID:4260
                            • C:\Windows\system32\NOTEPAD.EXE
                              "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Downloads\Viper_AlphaTool.rar
                              2⤵
                              • Opens file in notepad (likely ransom note)
                              PID:5372
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:2600
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:3656
                              • C:\Windows\system32\OpenWith.exe
                                C:\Windows\system32\OpenWith.exe -Embedding
                                1⤵
                                • Modifies registry class
                                • Suspicious behavior: GetForegroundWindowSpam
                                • Suspicious use of SetWindowsHookEx
                                PID:632
                                • C:\Windows\system32\NOTEPAD.EXE
                                  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Downloads\Viper_AlphaTool.rar
                                  2⤵
                                  • Opens file in notepad (likely ransom note)
                                  PID:5220

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                Filesize

                                152B

                                MD5

                                e36b219dcae7d32ec82cec3245512f80

                                SHA1

                                6b2bd46e4f6628d66f7ec4b5c399b8c9115a9466

                                SHA256

                                16bc6f47bbfbd4e54c3163dafe784486b72d0b78e6ea3593122edb338448a27b

                                SHA512

                                fc539c461d87141a180cf71bb6a636c75517e5e7226e76b71fd64e834dcacc88fcaaa92a9a00999bc0afc4fb93b7304b068000f14653c05ff03dd7baef3f225c

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                Filesize

                                152B

                                MD5

                                559ff144c30d6a7102ec298fb7c261c4

                                SHA1

                                badecb08f9a6c849ce5b30c348156b45ac9120b9

                                SHA256

                                5444032cb994b90287c0262f2fba16f38e339073fd89aa3ab2592dfebc3e6f10

                                SHA512

                                3a45661fc29e312aa643a12447bffdab83128fe5124077a870090081af6aaa4cf0bd021889ab1df5cd40f44adb055b1394b31313515c2929f714824c89fd0f04

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\78768a26-930e-43c1-a654-9be3a69c7ca5.tmp

                                Filesize

                                186B

                                MD5

                                094ab275342c45551894b7940ae9ad0d

                                SHA1

                                2e7ce26fe2eb9be641ae929d0c9cc0dfa26c018e

                                SHA256

                                ef1739b833a1048ee1bd55dcbac5b1397396faca1ad771f4d6c2fe58899495a3

                                SHA512

                                19d0c688dc1121569247111e45de732b2ab86c71aecdde34b157cfd1b25c53473ed3ade49a97f8cb2ddc4711be78fa26c9330887094e031e9a71bb5c29080b0d

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                Filesize

                                6KB

                                MD5

                                20fa1bb89a96cef7c841860563e27785

                                SHA1

                                449d1c317e4d0d77bf60a21df092927358146ed3

                                SHA256

                                2b5330f3f932d0ddd75908120e50c4c0fa7a570902e6cc18fc69c5ba72a08bfb

                                SHA512

                                e9a026409165381660367e72ab522b2142acc971df8bba424444b7313b22a7447d0661f6590fecf14a52432ed7e3c88c91074bdd7be106e32792f1e10f90ab4c

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                Filesize

                                6KB

                                MD5

                                85acccfa9212688bc6cb28b35c6fcc01

                                SHA1

                                e1a581b7a610a4d9c7728d0f93a4ea5197abed9a

                                SHA256

                                0cefa1d10c68836efb3d01bde11a7bd7052831149d3edabd3ce9fce0981559fe

                                SHA512

                                21eac8726d516e058b41e19a7ce13943df3f4e353c697baeabd30b7389166488b3dc276529f7ee16e8aa9dc51c473e90cfdd98d721592991af554e2ea0f97199

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                Filesize

                                6KB

                                MD5

                                e59ab7734a10288ed960943ec8d10995

                                SHA1

                                57bbdf8d761c7b55755c9b832156fa879d5b7631

                                SHA256

                                560b3b752164e8a8cf03197f2b67571d0b7511e07079a2ddeb560393fa3b90a5

                                SHA512

                                9d6657a2ffdf480c2da794916afd8b0aedb56a55877d0faa0b29a5847fafc11a8b6035bf62752f546727129896a57efddc83dda59d0bba1d45930d8785b3203d

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                Filesize

                                16B

                                MD5

                                6752a1d65b201c13b62ea44016eb221f

                                SHA1

                                58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                SHA256

                                0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                SHA512

                                9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                Filesize

                                11KB

                                MD5

                                9fc99888b6df37a6e3cc2ea6d2ff771f

                                SHA1

                                648a202a80aace6a457008862bf341a8ca2c7e90

                                SHA256

                                80ac0252e40c11e28ee26c5e083c2aaeda04fd6c8bbb429bb7c2af81fc9917af

                                SHA512

                                c80a88f592df3eed72a4d7db87b299b0653d1bc03d0b720840b197bae45ec9bfb779e8f944eb832e18c44d4d456925efa58d1ba895ec97e2a6e785e136a18eed

                              • C:\Users\Admin\Downloads\Viper_AlphaTool.rar

                                Filesize

                                5KB

                                MD5

                                3876d3b4f079e1345adccee73a970a9b

                                SHA1

                                11615db1318f7282702a9c0204a7b59cc78fa6be

                                SHA256

                                016fd4eb8273411aed0c1aad2da5ca4fc18a789b9a907b1cf030fd67c32b27ff

                                SHA512

                                af0c99929d98f7fcdec2746b417ce72337e0bce5b66c994346636c1940b8a5ef1dd17a96ca06381aff1bd9b43dc8061265bc897a0e241b8527483bf2d283832a