Analysis

  • max time kernel
    74s
  • max time network
    77s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    13/05/2024, 09:37

General

  • Target

    http://cdn.web2media.sk

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 10 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 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 "http://cdn.web2media.sk"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://cdn.web2media.sk
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3368
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3368.0.1271019471\185656915" -parentBuildID 20230214051806 -prefsHandle 1836 -prefMapHandle 1828 -prefsLen 22074 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {cafd8c5a-28ba-458d-94ed-829d53072254} 3368 "\\.\pipe\gecko-crash-server-pipe.3368" 1916 2451ee0e058 gpu
        3⤵
          PID:3768
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3368.1.132649415\1803295347" -parentBuildID 20230214051806 -prefsHandle 2428 -prefMapHandle 2424 -prefsLen 22925 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5a56f897-50c8-4b87-87c9-741638687b4c} 3368 "\\.\pipe\gecko-crash-server-pipe.3368" 2440 24512185358 socket
          3⤵
          • Checks processor information in registry
          PID:2744
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3368.2.1487448003\1198230239" -childID 1 -isForBrowser -prefsHandle 2972 -prefMapHandle 2968 -prefsLen 22963 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c7c1e2f7-ec47-4156-9798-a8398190b3cf} 3368 "\\.\pipe\gecko-crash-server-pipe.3368" 2808 24521e5a758 tab
          3⤵
            PID:256
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3368.3.1322507607\1796655620" -childID 2 -isForBrowser -prefsHandle 3648 -prefMapHandle 3644 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {55961e09-1118-413b-96ac-650e87c8bd4a} 3368 "\\.\pipe\gecko-crash-server-pipe.3368" 3660 24524ce0d58 tab
            3⤵
              PID:4924
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3368.4.1679566061\1724227748" -childID 3 -isForBrowser -prefsHandle 5344 -prefMapHandle 5340 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {733a7ccb-7162-42bd-9acf-254309bd60d7} 3368 "\\.\pipe\gecko-crash-server-pipe.3368" 5328 24526e65b58 tab
              3⤵
                PID:2044
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3368.5.334384832\666223377" -childID 4 -isForBrowser -prefsHandle 5384 -prefMapHandle 5312 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e2c15181-44ee-458c-8786-77312b36f1f9} 3368 "\\.\pipe\gecko-crash-server-pipe.3368" 5424 24526e63158 tab
                3⤵
                  PID:1432
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3368.6.1893093678\2102593393" -childID 5 -isForBrowser -prefsHandle 5688 -prefMapHandle 5684 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {eab6de67-8214-40cb-be6e-cda46077f9db} 3368 "\\.\pipe\gecko-crash-server-pipe.3368" 5696 24526e64f58 tab
                  3⤵
                    PID:4760

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\activity-stream.discovery_stream.json.tmp

                Filesize

                25KB

                MD5

                a69e40dbcaab05da85819105cf89bfe1

                SHA1

                d8b47db1267aab77832d007e87352850ea68457f

                SHA256

                11b79df8ff5744229e28c32c09877a560d7a0c5d7c2c01ef9d9b61a9477d13b8

                SHA512

                ec5d8eac490d84f657a7e644ce60683a0126fd23e03b3e97d053d41abedf31af04f1e404ad55b7ae74e9aa41b3c7f9860c1adc7316a8368feec694f5d64935ea

              • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649

                Filesize

                13KB

                MD5

                d71d95f856f660670cdd8d9130553f58

                SHA1

                6556d4a185cc27a1103facd2dcf2f4f756ad7f70

                SHA256

                908cc4a589f5999efbea862ee3c6643004869ee211be71c22018dc2cf3f48e3f

                SHA512

                1f2f5ec8de2c8cc6a55d0c3036436717989963bab2865c0b8ddf350f6f4b8cfb3fbd1880d9ea783625dd19e5f73ea9c111ff5b819635686f696bccb4ac3e14f9

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

                Filesize

                442KB

                MD5

                85430baed3398695717b0263807cf97c

                SHA1

                fffbee923cea216f50fce5d54219a188a5100f41

                SHA256

                a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e

                SHA512

                06511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1

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

                Filesize

                8.0MB

                MD5

                a01c5ecd6108350ae23d2cddf0e77c17

                SHA1

                c6ac28a2cd979f1f9a75d56271821d5ff665e2b6

                SHA256

                345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42

                SHA512

                b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll

                Filesize

                997KB

                MD5

                fe3355639648c417e8307c6d051e3e37

                SHA1

                f54602d4b4778da21bc97c7238fc66aa68c8ee34

                SHA256

                1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e

                SHA512

                8f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info

                Filesize

                116B

                MD5

                3d33cdc0b3d281e67dd52e14435dd04f

                SHA1

                4db88689282fd4f9e9e6ab95fcbb23df6e6485db

                SHA256

                f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b

                SHA512

                a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt

                Filesize

                479B

                MD5

                49ddb419d96dceb9069018535fb2e2fc

                SHA1

                62aa6fea895a8b68d468a015f6e6ab400d7a7ca6

                SHA256

                2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539

                SHA512

                48386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json

                Filesize

                372B

                MD5

                8be33af717bb1b67fbd61c3f4b807e9e

                SHA1

                7cf17656d174d951957ff36810e874a134dd49e0

                SHA256

                e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd

                SHA512

                6125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll

                Filesize

                11.8MB

                MD5

                33bf7b0439480effb9fb212efce87b13

                SHA1

                cee50f2745edc6dc291887b6075ca64d716f495a

                SHA256

                8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e

                SHA512

                d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib

                Filesize

                1KB

                MD5

                688bed3676d2104e7f17ae1cd2c59404

                SHA1

                952b2cdf783ac72fcb98338723e9afd38d47ad8e

                SHA256

                33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237

                SHA512

                7a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig

                Filesize

                1KB

                MD5

                937326fead5fd401f6cca9118bd9ade9

                SHA1

                4526a57d4ae14ed29b37632c72aef3c408189d91

                SHA256

                68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81

                SHA512

                b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\prefs-1.js

                Filesize

                7KB

                MD5

                b556e1e5c81a7035269e3d968a10ff45

                SHA1

                07e1d57be0131682e6c222b8d5cf0c723fcde133

                SHA256

                abe44f3046f06835d98bf82102dfefcfe08792da1beb07ee3bf4fcc0db5f4279

                SHA512

                eaf52453ad43ac65512e0dd47e48af12fc9d6093171b02cf21028b3b877ded1f773784e4ecfbfc7d311a9fe74dc3d70f2f61041ff7e4a4641cfd182124e5f519

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\prefs-1.js

                Filesize

                10KB

                MD5

                a54d94008c30f743b8bf06d79fa4470e

                SHA1

                d34ac305d2c6cc689554d2c43bbf65c613158f99

                SHA256

                feb006a4199cf20cfbb44502b99ecfc6d48a53991c96c0142259eee279b4d5f3

                SHA512

                b08c43131712f3a086e6ccb337b24003912ee09b0984681ddb2c4f03ccab219c98e61bb3188c1e3c320ebca1b3744e3a7be70708fa952b2d4cf3207416f0c6b1

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\prefs.js

                Filesize

                10KB

                MD5

                519c6a30cb685dea97d60146f2f65624

                SHA1

                94494b9fd7e82a54f13967948bb14f403676cbe5

                SHA256

                c56ec72c3db6f2d329206ecf84670d4ae4860a4a5a796bc8fa7a7ebe82893a00

                SHA512

                3c782916a3d8de24727a0e012e30f28b3120a925ab5cc42a944b6dacfa4e5cc129ed3106ac50897d774622924662ab5eefd010a3d1b1ce0104555e2b34000491

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\prefs.js

                Filesize

                6KB

                MD5

                fa607155c9d2857e084fdb47c46ec7d5

                SHA1

                0cd61361dec13165ccf6d57e37fce367c7da90e8

                SHA256

                bbb1cb143efc9fa9dd7ff284e2ba0203c8fef234f019eb47060b51d1d62d0e36

                SHA512

                22fb498eed4b3d43e42aaa4d96d79bcee7bec57b34972a97e9c87f4dd868688c842b294322bcfbc2b1e6dc67e700c66d332420b908e967931be562f6d228cfa2

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\sessionstore-backups\recovery.jsonlz4

                Filesize

                1KB

                MD5

                5488f06a7e74806908dcde5f3a4a8416

                SHA1

                3c5ae17af64bd0fb5d54e2cb175594dc7407e93d

                SHA256

                3244bf44545972d6c9ebdd6aedd3ab488c204dd07c00fd917e6ca1b75de778b4

                SHA512

                cb129e7d93df0145c2f5d66b61e04a311fd0862f3a764d3d655a2d0dbb5261ad501a3bd803aefb864273bfc83223bc2c7b4c48282a52877e3217e7f73fba7462

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\sessionstore-backups\recovery.jsonlz4

                Filesize

                2KB

                MD5

                1247de0dff678a4f3904803e575d6a13

                SHA1

                cb5e504f3a69717e5aa7295cd21a31ccca634ba0

                SHA256

                e184e1c598dd71d578bc9011185ac20554c49ef4a6b25c66f7b9583e6c873955

                SHA512

                4c8d01d8e07f9c47cc7f0eb919300466efc85798bf6bb689be87353a1856a7603decd66c30857c7195b008931300ca7442a2b52577596c8c8bdfcf5eda9b9e08

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\sessionstore-backups\recovery.jsonlz4

                Filesize

                1KB

                MD5

                266fcdbac01be187a038e6a3025aacea

                SHA1

                78d4e3ec5012ef74451a1146fd278b3c4bcb2c02

                SHA256

                46474f96863043c7e8b5e8de314c8a468971c16f22be2ade0e983158dad5f159

                SHA512

                ffc75bbd0f426d51a2a9d269c7155b8ef0b028e00c81a0e1c6b649aa06c2828acc10befae5663cb8bb36789bd4c433c36dbafc5aad2e74b2d7f99a6380f1e7b8

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\sessionstore-backups\recovery.jsonlz4

                Filesize

                2KB

                MD5

                e3206aa98a7ad7b53fd42682c771ca08

                SHA1

                035bb4cc300faac8507f0c69a41ae44e00d82d5b

                SHA256

                23275d55ed5396389e71bb80b4630586d5b1f9abbb3e01688a0549892f75f8c2

                SHA512

                d26cbbd7b43e391561bb2404e7f4355f49c9010db95af0c21240c14dc969f88fc7510a37eb0c3d7c36a908e5522b83916bdd5643cc01d13ab3d9daeafffcd9b0

              • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\i8r4t3z8.default-release\sessionstore.jsonlz4

                Filesize

                2KB

                MD5

                116ea7a59216c3c6a5ee9450ad580fcd

                SHA1

                fc93a2be9908513d089c615c708791703c7f1c9f

                SHA256

                2156b50ecc76fa5344fcf61d0534b08ebe718c6f97497cfa95348fb25ad72b4a

                SHA512

                19f306234aefbc92898fe09c99a8e891e1a54db6c0b7d309eba3461420d7b5aab99e1320d39f5414b9cf941a052c190ac6043f6275246bc6d4a4ed615d005f9b