Analysis

  • max time kernel
    145s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-05-2024 10:51

General

  • Target

    https://github.com/mason-org/mason-registry/releases?q=soft-bay&expanded=true

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) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 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 29 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://github.com/mason-org/mason-registry/releases?q=soft-bay&expanded=true
    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:3720
    • 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,0x100,0x104,0xd8,0x108,0x7fff427246f8,0x7fff42724708,0x7fff42724718
      2⤵
        PID:4608
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2316 /prefetch:2
        2⤵
          PID:1628
        • 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=2368,15977100635734586361,8343811868969234278,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2424 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2084
        • 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=2368,15977100635734586361,8343811868969234278,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2464 /prefetch:8
          2⤵
            PID:3076
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --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=2408 /prefetch:1
            2⤵
              PID:5728
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --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=3324 /prefetch:1
              2⤵
                PID:5804
              • 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=2368,15977100635734586361,8343811868969234278,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5388 /prefetch:8
                2⤵
                  PID:3624
                • 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=2368,15977100635734586361,8343811868969234278,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5388 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:5044
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --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=5504 /prefetch:1
                  2⤵
                    PID:3232
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --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=5440 /prefetch:1
                    2⤵
                      PID:2576
                    • 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=2368,15977100635734586361,8343811868969234278,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5932 /prefetch:8
                      2⤵
                        PID:5532
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --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=3396 /prefetch:1
                        2⤵
                          PID:4080
                        • 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=2368,15977100635734586361,8343811868969234278,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6120 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4288
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --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=5436 /prefetch:1
                          2⤵
                            PID:6084
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --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=6132 /prefetch:1
                            2⤵
                              PID:4412
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2368,15977100635734586361,8343811868969234278,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4596 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:1196
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:2608
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:5000
                              • C:\Windows\System32\rundll32.exe
                                C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                1⤵
                                  PID:5660
                                • C:\Windows\system32\OpenWith.exe
                                  C:\Windows\system32\OpenWith.exe -Embedding
                                  1⤵
                                  • Modifies registry class
                                  • Suspicious behavior: GetForegroundWindowSpam
                                  • Suspicious use of SetWindowsHookEx
                                  PID:5748
                                  • C:\Windows\system32\NOTEPAD.EXE
                                    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Temp1_registry.json.zip\registry.json
                                    2⤵
                                    • Opens file in notepad (likely ransom note)
                                    • Suspicious use of FindShellTrayWindow
                                    PID:5708

                                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

                                  ae54e9db2e89f2c54da8cc0bfcbd26bd

                                  SHA1

                                  a88af6c673609ecbc51a1a60dfbc8577830d2b5d

                                  SHA256

                                  5009d3c953de63cfd14a7d911156c514e179ff07d2b94382d9caac6040cb72af

                                  SHA512

                                  e3b70e5eb7321b9deca6f6a17424a15b9fd5c4008bd3789bd01099fd13cb2f4a2f37fe4b920fb51c50517745b576c1f94df83efd1a7e75949551163985599998

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

                                  Filesize

                                  152B

                                  MD5

                                  f53207a5ca2ef5c7e976cbb3cb26d870

                                  SHA1

                                  49a8cc44f53da77bb3dfb36fc7676ed54675db43

                                  SHA256

                                  19ab4e3c9da6d9cedda7461efdba9a2085e743513ab89f1dd0fd5a8f9486ad23

                                  SHA512

                                  be734c7e8afda19f445912aef0d78f9941add29baebd4a812bff27f10a1d78b52aeb11c551468c8644443c86e1a2a6b2e4aead3d7f81d39925e3c20406ac1499

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                  Filesize

                                  1KB

                                  MD5

                                  2620c87a7de1c2644dcf781ec9171d9e

                                  SHA1

                                  78b342a79866226f1e620570daf22b47730f8038

                                  SHA256

                                  93d615ac0f6789784b770a9c9aa2f51833a2273c41691326586fda122fadd2bc

                                  SHA512

                                  25ff37aa091d8f9de74bfabb1bd4e367ad6f00f0a148edec2ad909865a5a5402bf13ef7af88e0ddbca305bf4f21087ffa6a2d5c65d98e4d96d2295658194c4d0

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

                                  Filesize

                                  496B

                                  MD5

                                  30322550d9f9c54f345ea1c71f3b2e8f

                                  SHA1

                                  b5a3cff2995147279c2bbed7c03b2280ecb286e5

                                  SHA256

                                  4e7798d8476361378f8fbfb0442db63c7f6bf7e1830d50808bfdb8a58700d8f9

                                  SHA512

                                  261d1f5bc9c8a369f815eb846c252f54681f70862153bd49959411450870207b3ee240cc9016533c27401922527d561cc1ea7bb23708e4a257f071d010cf55ef

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

                                  Filesize

                                  5KB

                                  MD5

                                  55c60f9c607277f6bcc67dace57aa9c0

                                  SHA1

                                  3097452147ef8172f69270ff5f44ceda4633c5f9

                                  SHA256

                                  d70859032c72a4549d3a9ad3c778f59be3080b2584c6c990cc378a1195b21f38

                                  SHA512

                                  4dd6df388a601b6d2de37733049fe3cef11b47f3927657a0712c451de1ad2282a3fdff9d097a824ebbac0ebc862cc247a2ba72a0ef1b5094c7188a794e5f80bf

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

                                  Filesize

                                  6KB

                                  MD5

                                  33a17f482b203fece22724539230ef37

                                  SHA1

                                  38b2c696c11d932c37088fa3da8d26f19ec809c9

                                  SHA256

                                  8e211af4b1af08d9da74ddb04baca60fa0b4f2adb2861bcb201cca7d6d6e3cb6

                                  SHA512

                                  5af7318f54728c7ff06a6e89cb8dc48ba46dae0c189a1ee43e78cbc7dbf3999df07d3b137a0612f582341d410d4608f785f722821a721b91114d329fcadd588b

                                • 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

                                  10KB

                                  MD5

                                  08b9f5bc110baef9201bdb9780865dfd

                                  SHA1

                                  55583abf58a891e958e6ac73b3c27f8500451a9f

                                  SHA256

                                  a5dce88cdcffc62c80a8db4d374ee9b86c932ec6eec9387efe60f94e87f35e9a

                                  SHA512

                                  bee9177a48a25b294308d07dcece0660303b9a0633d38e7a3f63554c2a7f343e9a03fb3a45e98511649e075e1feb34f3aaaad458d50d041bb58c7ca366b6eda0

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

                                  Filesize

                                  10KB

                                  MD5

                                  9211dcf21dd05344a974b24b83652969

                                  SHA1

                                  43443d2d9f24dc2310ed5d67931a7abefdac6806

                                  SHA256

                                  8801345f687a294109a31a5df7458d4d89c02d1f0a700fd251dbf13d309cf6a2

                                  SHA512

                                  3f6eb95e2ddec0b5b15046dff62868b6fdae11ce2ba13b3d41d6583e45e60099c08684d31f5dcc664e4efa947add337fd6b7455466fecc2a8cd04a6271436c8a

                                • C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic

                                  Filesize

                                  2B

                                  MD5

                                  f3b25701fe362ec84616a93a45ce9998

                                  SHA1

                                  d62636d8caec13f04e28442a0a6fa1afeb024bbb

                                  SHA256

                                  b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                                  SHA512

                                  98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

                                • C:\Users\Admin\Downloads\registry.json.zip

                                  Filesize

                                  50KB

                                  MD5

                                  756f75ded6a81fce8d6fdc7ad0333095

                                  SHA1

                                  5065f7fdf179466bf295703bb2ed8d894f45e569

                                  SHA256

                                  c2ccea486541fe287d2be6961191063505cfe1dd43b865452af575426953a508

                                  SHA512

                                  9e499f9643297ecf05bc7dda7573133dc640543fc2c969e72e1423e2cd8e53a166b18bce9642d3ca8ba54c2214a71515ac78e81df15aca6038fb2b96eae6f3bf