Analysis

  • max time kernel
    73s
  • max time network
    75s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    31-10-2024 12:24

General

  • Target

    https://is.gd/RyL7tJ

Malware Config

Signatures

  • Detected potential entity reuse from brand STEAM.
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Checks processor information in registry 2 TTPs 8 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 21 IoCs
  • Suspicious use of SendNotifyMessage 20 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://is.gd/RyL7tJ"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://is.gd/RyL7tJ
      2⤵
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5108
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1972 -parentBuildID 20240401114208 -prefsHandle 1888 -prefMapHandle 1880 -prefsLen 23681 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {7f0a04ec-cf3e-4372-a3f8-2f0653cb5a33} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" gpu
        3⤵
          PID:2184
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2420 -parentBuildID 20240401114208 -prefsHandle 2396 -prefMapHandle 2384 -prefsLen 24601 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3d550ac6-9f84-4a40-a9e9-d4bf940458e0} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" socket
          3⤵
            PID:4392
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2948 -childID 1 -isForBrowser -prefsHandle 3028 -prefMapHandle 3272 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b72aade9-7aa8-489c-a0a9-4f79a5e823bb} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" tab
            3⤵
              PID:100
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3644 -childID 2 -isForBrowser -prefsHandle 3668 -prefMapHandle 3664 -prefsLen 29091 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6bfe0a82-646f-42a6-821b-707e5dd0d2cc} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" tab
              3⤵
                PID:2092
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4160 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4232 -prefMapHandle 4228 -prefsLen 29091 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {925f256f-580a-40ce-b276-c3828f295a6d} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" utility
                3⤵
                • Checks processor information in registry
                PID:2888
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5452 -childID 3 -isForBrowser -prefsHandle 5444 -prefMapHandle 5380 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {38e88396-cd39-44c8-ac0f-8abe9f2bd184} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" tab
                3⤵
                  PID:3180
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3168 -childID 4 -isForBrowser -prefsHandle 3004 -prefMapHandle 1452 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {0d010eff-11fc-46d7-a9df-8b3767333236} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" tab
                  3⤵
                    PID:4920
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5804 -childID 5 -isForBrowser -prefsHandle 5760 -prefMapHandle 5756 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {daafac16-8278-42e8-a8b0-25d18c35de93} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" tab
                    3⤵
                      PID:3408
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5964 -childID 6 -isForBrowser -prefsHandle 5972 -prefMapHandle 5976 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7e213832-ebae-40cf-9cba-3906e50de55d} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" tab
                      3⤵
                        PID:2344
                      • C:\Program Files\Mozilla Firefox\firefox.exe
                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6192 -childID 7 -isForBrowser -prefsHandle 5820 -prefMapHandle 2832 -prefsLen 27919 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a192df4b-5faf-4e04-ba30-6f96f48cb63b} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" tab
                        3⤵
                          PID:2516

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\mfuo34j5.default-release\activity-stream.discovery_stream.json

                      Filesize

                      18KB

                      MD5

                      27e3da4afd2556b9055d06f0c25c6216

                      SHA1

                      b8fb7d6235832261c9bc5a89b80a9c196f8574c5

                      SHA256

                      fbdd37578c26fb008c9076a71000b493db09261647fb451c84c485fccebd4ab4

                      SHA512

                      21206d3805ed1493d298ba3d36703dd98c9985b2a48fb4596db3948e0ac8b3ef1c9b5dc20424661d66af15259a24fba08001af50b080b9cb260b0d00a91cc93d

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\mfuo34j5.default-release\cache2\entries\28B985A949ED3CFB546EF627A6D45AB673C9ED01

                      Filesize

                      34KB

                      MD5

                      5825f06d62c0ff0e191627d3d46bceab

                      SHA1

                      f6f19e12c8a375d64d652c2d38a877d4ab4a8ab3

                      SHA256

                      ffe6ec3d93bdb02ad9bf4dd3fb4c1a8ebdde091dc6e0cc27f728b6d77efac648

                      SHA512

                      41aa127a248f20dc14a48de5b8914364833beaea07316e07b4d853372fb793a7b3a03458a3f8d99f249f01d0785e74d4db75f654bfea4c023fc127ddfcb383bb

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\mfuo34j5.default-release\cache2\entries\88F10CA01EFAEE00C1F96E94B6DAF3935901F432

                      Filesize

                      118KB

                      MD5

                      799c3b6e5ee73201dd8c0c7a5999ac70

                      SHA1

                      f1135a3dde9491048641d45531572dfe828b4cea

                      SHA256

                      361a851568a078f8ade40838f6040ffee1d04cd3de74cb383ac3ea3df46712f6

                      SHA512

                      9578e283df9821df0af10ee9c219b5ab32cd2395bf071124cc5ed3bde0c320ff6d664ee98563821cf27db8b2cfbb06eabb514443f1f1af49debedc8d565c4af4

                    • C:\Users\Admin\AppData\Local\Temp\tmpaddon

                      Filesize

                      479KB

                      MD5

                      09372174e83dbbf696ee732fd2e875bb

                      SHA1

                      ba360186ba650a769f9303f48b7200fb5eaccee1

                      SHA256

                      c32efac42faf4b9878fb8917c5e71d89ff40de580c4f52f62e11c6cfab55167f

                      SHA512

                      b667086ed49579592d435df2b486fe30ba1b62ddd169f19e700cd079239747dd3e20058c285fa9c10a533e34f22b5198ed9b1f92ae560a3067f3e3feacc724f1

                    • C:\Users\Admin\AppData\Local\Temp\tmpaddon-1

                      Filesize

                      13.8MB

                      MD5

                      0a8747a2ac9ac08ae9508f36c6d75692

                      SHA1

                      b287a96fd6cc12433adb42193dfe06111c38eaf0

                      SHA256

                      32d544baf2facc893057a1d97db33207e642f0dacf235d8500a0b5eff934ce03

                      SHA512

                      59521f8c61236641b3299ab460c58c8f5f26fa67e828de853c2cf372f9614d58b9f541aae325b1600ec4f3a47953caacb8122b0dfce7481acfec81045735947d

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\AlternateServices.bin

                      Filesize

                      7KB

                      MD5

                      6559b84b11d41b6f7c2d52fa55fd45bb

                      SHA1

                      26647c83dd98385ae55c83f43ec6811ae1c8a545

                      SHA256

                      53b16d8562a9e5abc91a1cd53f703e674ffdcab96ea6e521c43a41d376e11a39

                      SHA512

                      0e3cea57e83df72103a2a223cf4bda556818f11ef04284d474e28e2b1670978be9f0650bfe3ef230b8986540ab0e0320d1c87044743409d9b8cf5614d982c4a3

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\AlternateServices.bin

                      Filesize

                      13KB

                      MD5

                      cda10890fa55125336173484510613a5

                      SHA1

                      fe506bd746853fe575e98f796868ac34b13de222

                      SHA256

                      6e253c423748d0b7b985fd16ac2b17cc960cd2eaa6edd853bdaa16f141b2c170

                      SHA512

                      b2881e57662d7b4f5af1c8f199de7cf79f2e86040dde5cb5653bcec5535e6b7eaac26a54b362999f7e1f4a1130b1c98fee8f97f34981941c7daa8b46562d78b8

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\datareporting\glean\db\data.safe.tmp

                      Filesize

                      5KB

                      MD5

                      21ee97f9b20498fd16d5df396a87f2eb

                      SHA1

                      f004c33eeb9245a22ab7d785f04bd33e6d620118

                      SHA256

                      b8933e14a499ab29471094c64a3d22a1af14804c35c074f8d46e3118ac64cfb0

                      SHA512

                      e84bd8fb680e8b8c99c46cbb557a71fb203c7e56440adf6aa057b4012ea1f83598af729e04a1cc43c08d04a93911a948254ae8a7d8a357683cbd640e14b229e8

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\datareporting\glean\db\data.safe.tmp

                      Filesize

                      6KB

                      MD5

                      26a10f5f485790b11218d990cd21377d

                      SHA1

                      71e139a0a159669307c6bcbba13fd07edde9fe38

                      SHA256

                      8184ff5fcaa4d740dacc3daf4c8a153e1f56578cd0253318d0f9e5a01b53abf7

                      SHA512

                      fb2b06c61be4582d1a8877ad0352b8f373b2f0f95644d0bd9e8493ac4d7f4b95929c413ee23fd3609537019a2a7c86896245f34d34837a97361e9c24c30fb2a5

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\datareporting\glean\pending_pings\033b0282-aa8e-4feb-aa9c-51d9a64d74f5

                      Filesize

                      671B

                      MD5

                      944324c07b7deb360419444651b10ab1

                      SHA1

                      97b61754e63dba18e3aade5639d0f132c3cbb9dd

                      SHA256

                      3c40a0de851afd92fbcba0e465ba90eefad37f8d05d0dfa659cb5a8e04d69d5f

                      SHA512

                      29d1ccfbc5f442adb94912e765471c2d9853961ebfe416cecdc395048bed3beafea15884ed76946e16cc2384db0498db7eca7c8d3455c25fe920d907bb14ea01

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\datareporting\glean\pending_pings\1883a3ed-2165-4787-aa7d-ca3dfc316cf6

                      Filesize

                      982B

                      MD5

                      573c520ca199f9714beaded8235244ba

                      SHA1

                      05b6fb2e8c1987d01291d166663cf7bcac1b3770

                      SHA256

                      2ed68fdafbf1118c441180b98831bbe03aed25db967a33d77dbc5f90e8366283

                      SHA512

                      805f4bc2936e0f10ef846b25d10f98ab1ba74de003521f9c00fb12a1e247d140036096d580937432c97f4736d94c9c788944f2733ad17e21a911aa408ea0171e

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\datareporting\glean\pending_pings\1bc4fcd6-0466-4edd-aa3e-29a27cb1bcae

                      Filesize

                      29KB

                      MD5

                      66140b5743c4e84cdba5db15679857d1

                      SHA1

                      4f29a8ef30f50bb736492025f73930188efa2e1d

                      SHA256

                      fdeee06066314fd82fea99e59a6ae66ca85cac1235c90b8ff074067239a530f8

                      SHA512

                      fbbd21113c060a05aae8b9af17f7bbb81fc76ea57ee97fa1791d021ebe5f0024df7b3da4e4869ae9b6f22fe4736d0df8befb28b5e3224cc88dd14d91c342df38

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.dll

                      Filesize

                      1.1MB

                      MD5

                      842039753bf41fa5e11b3a1383061a87

                      SHA1

                      3e8fe1d7b3ad866b06dca6c7ef1e3c50c406e153

                      SHA256

                      d88dd3bfc4a558bb943f3caa2e376da3942e48a7948763bf9a38f707c2cd0c1c

                      SHA512

                      d3320f7ac46327b7b974e74320c4d853e569061cb89ca849cd5d1706330aca629abeb4a16435c541900d839f46ff72dfde04128c450f3e1ee63c025470c19157

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.info

                      Filesize

                      116B

                      MD5

                      2a461e9eb87fd1955cea740a3444ee7a

                      SHA1

                      b10755914c713f5a4677494dbe8a686ed458c3c5

                      SHA256

                      4107f76ba1d9424555f4e8ea0acef69357dfff89dfa5f0ec72aa4f2d489b17bc

                      SHA512

                      34f73f7bf69d7674907f190f257516e3956f825e35a2f03d58201a5a630310b45df393f2b39669f9369d1ac990505a4b6849a0d34e8c136e1402143b6cedf2d3

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\gmp-widevinecdm\4.10.2710.0\manifest.json

                      Filesize

                      372B

                      MD5

                      bf957ad58b55f64219ab3f793e374316

                      SHA1

                      a11adc9d7f2c28e04d9b35e23b7616d0527118a1

                      SHA256

                      bbab6ca07edbed72a966835c7907b3e60c7aa3d48ddea847e5076bd05f4b1eda

                      SHA512

                      79c179b56e4893fb729b225818ab4b95a50b69666ac41d17aad0b37ab0ca8cd9f0848cbc3c5d9e69e4640a8b261d7ced592eae9bcb0e0b63c05a56e7c477f44e

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\gmp-widevinecdm\4.10.2710.0\widevinecdm.dll

                      Filesize

                      17.8MB

                      MD5

                      daf7ef3acccab478aaa7d6dc1c60f865

                      SHA1

                      f8246162b97ce4a945feced27b6ea114366ff2ad

                      SHA256

                      bc40c7821dcd3fea9923c6912ab1183a942c11b7690cfd79ed148ded0228777e

                      SHA512

                      5840a45cfdb12c005e117608b1e5d946e1b2e76443ed39ba940d7f56de4babeab09bee7e64b903eb82bb37624c0a0ef19e9b59fbe2ce2f0e0b1c7a6015a63f75

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\prefs-1.js

                      Filesize

                      11KB

                      MD5

                      495b714a4610f957cb1cd9e24bcb1b40

                      SHA1

                      c623da13e078a50bb03d56e92dd74ad8d081d06a

                      SHA256

                      a09c616a515cbdb53cbceb2c005874b644ce8e02634ba2b780074cc3f7cc95a4

                      SHA512

                      a629780f7b5f5969bd3eafe28fd80b4b56f75992a55a761d0b9d0defff80370eb9f55ab5963a37ddb4afb72652c9d7d5d764bf911640671b4db808c99ca77569

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\prefs.js

                      Filesize

                      11KB

                      MD5

                      de74065708176709d3b1e1d34fca4d68

                      SHA1

                      5b1b08b7e6a386c10f83678ee91d87e2ccb410ec

                      SHA256

                      77ea0cea6bd233be7568ad692b276fcd6f2e29c4da0f4a87f00a98662b9d4edf

                      SHA512

                      71900656ac9b8bf846f62dc9e34034af67805445817ea0b7887ba5529b0a3d33a2471dec80bf247a530b212c008581ebf49f8bd4914f7642e8a5f1fbbe08cb8e

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\prefs.js

                      Filesize

                      11KB

                      MD5

                      64046d0139a87a529c4c8d7d3cbead0f

                      SHA1

                      cbb2f33f1bd851835c032d45cf6e72d64d331ef7

                      SHA256

                      86c0dbddb3e404d50e23fb1ef56160862e0e898aed1b4877233067ddf9ab45de

                      SHA512

                      ceec92221c5b7e290d0d7aefaa9d71bda0ea3c05f23856715c2ece2dad427d441ebc258aa2d0701a9765e85822a0c3ecd45773a7398f1ae56b68d11b5e0a9bfe

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\sessionstore-backups\recovery.baklz4

                      Filesize

                      40KB

                      MD5

                      8c9c911daff071dc055d6c804a5d4864

                      SHA1

                      ba43278ac00fabdb1ba98aa045755deba2a3ef05

                      SHA256

                      f0744f1b2e6372bca1b5735de7e9dda6f05693f377aa57687ee808ee39c35a25

                      SHA512

                      0832e24fc45eba323fa3340c71adb94cf20ce574f23bc7612eabaf728c9f5d2e2abb09f784a3b772d6180740c55e8916774df1cd29550d74941bb9b0bec295e0

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\mfuo34j5.default-release\sessionstore-backups\recovery.baklz4

                      Filesize

                      40KB

                      MD5

                      d4530205fbdd5eb3fe39a013f7865f29

                      SHA1

                      fc253f6d38ebac7288a98cdb1a93ea23cc53f4f9

                      SHA256

                      71e3a68d783207f824aa839593229dde1312faca3ae1606112ab12ee621b9836

                      SHA512

                      03d8dc760ceeeb509e99035f3a8c4cc7480e75778c2a8cae8a1b4863b70ccbd0c825c154d42f253e56977d727cbcd9e5795d1dc2dbe3fa8696d7a261257bf526