Analysis

  • max time kernel
    1154s
  • max time network
    1156s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29-08-2024 11:19

General

  • Target

    https://github.com/mategol/PySilon-malware/archive/refs/heads/main.zip

Score
3/10

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 12 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/mategol/PySilon-malware/archive/refs/heads/main.zip
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3820
    • 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7fff36b13cb8,0x7fff36b13cc8,0x7fff36b13cd8
      2⤵
        PID:2848
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1824 /prefetch:2
        2⤵
          PID:4084
        • 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=1892,7967796752901420723,14916244761641984743,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1928 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1484
        • 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=1892,7967796752901420723,14916244761641984743,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2656 /prefetch:8
          2⤵
            PID:976
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --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=3316 /prefetch:1
            2⤵
              PID:4640
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --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:5844
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --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=4664 /prefetch:1
                2⤵
                  PID:3560
                • 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=1892,7967796752901420723,14916244761641984743,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5144 /prefetch:8
                  2⤵
                  • NTFS ADS
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3452
                • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5996 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:5320
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4132 /prefetch:1
                  2⤵
                    PID:1252
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5808 /prefetch:1
                    2⤵
                      PID:4232
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5440 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2228
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --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=5264 /prefetch:1
                      2⤵
                        PID:4120
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --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=5252 /prefetch:1
                        2⤵
                          PID:4700
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1892,7967796752901420723,14916244761641984743,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=4060 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4668
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:2188
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2940

                          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

                            3e681bda746d695b173a54033103efa8

                            SHA1

                            ae07be487e65914bb068174b99660fb8deb11a1d

                            SHA256

                            fee5f7377e5ca213c1d8d7827b788723d0dd2538e7ce3f35581fc613fde834c2

                            SHA512

                            0f4381c769d4ae18ff3ac93fd97e8d879043b8ec825611db27f08bd44c08babc1710672c3f93435a61e40db1ccbf5b74c6363aaaf5f4a7fc95a6a7786d1aced8

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

                            Filesize

                            152B

                            MD5

                            9f081a02d8bbd5d800828ed8c769f5d9

                            SHA1

                            978d807096b7e7a4962a001b7bba6b2e77ce419a

                            SHA256

                            a7645e1b16115e9afec86efa139d35d5fecc6c5c7c59174c9901b4213b1fae0e

                            SHA512

                            7f3045f276f5bd8d3c65a23592419c3b98f1311c214c8e54a4dfe09122a08afb08ab7967b49bd413bc748ce6363658640bc87958d5e0a78974680a8f9beadf44

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

                            Filesize

                            255B

                            MD5

                            d11edf9e08a127c768843acea41d0bc5

                            SHA1

                            ff1af9b39de4a3f547407fd9864ffdd2bb6c7354

                            SHA256

                            217e4d9d1412e45abf7a653f72a5ab8b53bc8fc6f377f52a042668a41abc7478

                            SHA512

                            92c3f0def567b0e2f2523ed25eb9d4abff06070b8be744fea4a6678f25f292439d7bc0c8015eaa6281b7f43149eebb3d3821cd6d6436598481113694b11ddea3

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

                            Filesize

                            5KB

                            MD5

                            f38891260f8463811de179891d074268

                            SHA1

                            aa4e2334d5755f1fd2feaea52817fdd34a8db164

                            SHA256

                            dc24f1376d11c0dbf2f8157ed8e929fca26f88ff777650c637e5d31109a3367e

                            SHA512

                            a1f2e06218db10ed076a354c941ea804c18985c6cbd4469bee93b637c1a7487f04ca475701563a4913ab7dce73aa5e6fbd63c69914f3b5e851f0b297fc343f6b

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

                            Filesize

                            5KB

                            MD5

                            40e7ead6a8f1b1b2f83000a14344c3aa

                            SHA1

                            4d144cece45f8b1468ba36b838ea66bf9380ee7b

                            SHA256

                            19d424a98308245440a7346bfe4d0fba3cedf7e47ab7911761abf261c47b30c1

                            SHA512

                            77e77ee0f97890dadbdef292473ac1b822914242eb6a8285eae7a8a20abe4e3286c295dd1398919734d8be40e58c5a38742d8aaf4740bed143d0cb3426138887

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

                            Filesize

                            16B

                            MD5

                            46295cac801e5d4857d09837238a6394

                            SHA1

                            44e0fa1b517dbf802b18faf0785eeea6ac51594b

                            SHA256

                            0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                            SHA512

                            8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

                            Filesize

                            16B

                            MD5

                            206702161f94c5cd39fadd03f4014d98

                            SHA1

                            bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                            SHA256

                            1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                            SHA512

                            0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

                            Filesize

                            11KB

                            MD5

                            5e5c6931e85d2c74e885d101b4ce4af6

                            SHA1

                            7e76854b473b05f6af8757d83fa79be4e1766f57

                            SHA256

                            5be8709be85c0332c3e37a4eac630bc28fb1ade43652be3df71791aa1695a62a

                            SHA512

                            02a137ac7b7ee77aaaabefa7e1147d790a21dc7c4dd5f2e2bd50bebb4f62b09452e9f863377875ee6051e6e5a54daf1e19e2affbde317a05b0c8c854725866a9

                          • C:\Users\Admin\Downloads\PySilon-malware-main.zip

                            Filesize

                            2.0MB

                            MD5

                            4dd99d359a4113d284bb4f8315a96e2a

                            SHA1

                            4cb3a11eac95e4716ec722dae0f02510255dfa14

                            SHA256

                            a9ccafa9381d1c3efb451eab4bdc476e113560d155587957dc78c7c86a8c8754

                            SHA512

                            468f2b55578ce2e4f39e06d4ae559f13f73dbd3ddecdf00c13e28a417275552b55f4050d0d41ca66074478ece36a9a2b6b4b117b59563556200025bd012b7d51

                          • C:\Users\Admin\Downloads\PySilon-malware-main.zip:Zone.Identifier

                            Filesize

                            26B

                            MD5

                            fbccf14d504b7b2dbcb5a5bda75bd93b

                            SHA1

                            d59fc84cdd5217c6cf74785703655f78da6b582b

                            SHA256

                            eacd09517ce90d34ba562171d15ac40d302f0e691b439f91be1b6406e25f5913

                            SHA512

                            aa1d2b1ea3c9de3ccadb319d4e3e3276a2f27dd1a5244fe72de2b6f94083dddc762480482c5c2e53f803cd9e3973ddefc68966f974e124307b5043e654443b98