Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240214-en
  • resource tags

    arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19/02/2024, 16:41

General

  • Target

    file.pyc

  • Size

    3KB

  • MD5

    62e23b0f1c741bf8fb513b41dde8d899

  • SHA1

    c31dc4b94da0cb85470eaaf14e3ccf4b4626a975

  • SHA256

    65f01b4494b698ad3eb3aac70747df7027451b3d64c39f19a7d982147dcbf4ca

  • SHA512

    81470248f0bc91267a9f2169d8adf420b5d1e10f7c2acea4788fed642d661b873c91f12da31ff47d7621173a4b5bc11285c51a5fcbbf9edc2caee0ec6c70af6f

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 5 IoCs

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

  • Modifies registry class 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 32 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:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\file.pyc
    1⤵
    • Modifies registry class
    PID:4664
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4396
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "C:\Users\Admin\AppData\Local\Temp\file.pyc"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4184
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\Users\Admin\AppData\Local\Temp\file.pyc
        3⤵
        • 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:3128
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3128.0.896033877\1803132040" -parentBuildID 20221007134813 -prefsHandle 1804 -prefMapHandle 1796 -prefsLen 20747 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a239a1bd-1ed7-4ea4-98b7-5e3ca909ec19} 3128 "\\.\pipe\gecko-crash-server-pipe.3128" 1884 16a777d0d58 gpu
          4⤵
            PID:2356
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3128.1.1429691759\371582708" -parentBuildID 20221007134813 -prefsHandle 2268 -prefMapHandle 2256 -prefsLen 21563 -prefMapSize 233444 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1bb3de2d-2d76-4cba-8e04-8ae323cf0376} 3128 "\\.\pipe\gecko-crash-server-pipe.3128" 2280 16a772e3258 socket
            4⤵
              PID:3496
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3128.2.815986129\1584782031" -childID 1 -isForBrowser -prefsHandle 2980 -prefMapHandle 2976 -prefsLen 21601 -prefMapSize 233444 -jsInitHandle 1160 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ba1776c4-3020-4fa0-b45b-af09f81b8cd7} 3128 "\\.\pipe\gecko-crash-server-pipe.3128" 2992 16a77763358 tab
              4⤵
                PID:904
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3128.3.1564177036\1294552674" -childID 2 -isForBrowser -prefsHandle 3364 -prefMapHandle 3360 -prefsLen 26064 -prefMapSize 233444 -jsInitHandle 1160 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2824eafe-5936-4a96-9e25-1623c2f971ad} 3128 "\\.\pipe\gecko-crash-server-pipe.3128" 3452 16a6b362558 tab
                4⤵
                  PID:2508
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3128.4.1320885125\1727800575" -childID 3 -isForBrowser -prefsHandle 5052 -prefMapHandle 5068 -prefsLen 26298 -prefMapSize 233444 -jsInitHandle 1160 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ece6dbbe-55df-4036-a896-fe14e6e1bc50} 3128 "\\.\pipe\gecko-crash-server-pipe.3128" 5076 16a7e676158 tab
                  4⤵
                    PID:1452
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3128.6.2145361786\177764319" -childID 5 -isForBrowser -prefsHandle 5416 -prefMapHandle 5420 -prefsLen 26298 -prefMapSize 233444 -jsInitHandle 1160 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b2a11722-71d5-44f4-abd4-085b08a1a805} 3128 "\\.\pipe\gecko-crash-server-pipe.3128" 5408 16a7fa5e258 tab
                    4⤵
                      PID:2360
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3128.5.496981944\2100148314" -childID 4 -isForBrowser -prefsHandle 5216 -prefMapHandle 5220 -prefsLen 26298 -prefMapSize 233444 -jsInitHandle 1160 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a3341e4b-4f08-4d26-94b8-41c4bf0432ea} 3128 "\\.\pipe\gecko-crash-server-pipe.3128" 5300 16a7f5d5958 tab
                      4⤵
                        PID:4672
                • C:\Windows\system32\OpenWith.exe
                  C:\Windows\system32\OpenWith.exe -Embedding
                  1⤵
                  • Modifies registry class
                  • Suspicious use of SetWindowsHookEx
                  PID:2992

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\7wcv4hr4.default-release\cache2\entries\4832D199584363B876D3E7D57CA02A9B0F4D91CD

                  Filesize

                  13KB

                  MD5

                  e68a546d3802f8522945d6dd2c5c25ac

                  SHA1

                  70c2d7babb09c6730e9b2ccf4c04a7c6d855a80a

                  SHA256

                  b6ef668a1a7caaabf31671156740e0195dce1f1ce11cb8d0c049da0b20ea3423

                  SHA512

                  65993c5d6c75ca2d6474befaa29f57b5b24b32509f55033899726c86d89cce8587a36f3a6bd35c8781146a85e74e971100445d054526f576ec88ec51fb74cdeb

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\7wcv4hr4.default-release\cache2\entries\F8CBD54DDA10F4286A41EC6A537240712D6C2308

                  Filesize

                  9KB

                  MD5

                  a38996dd953832c86bb297b8dedae7ce

                  SHA1

                  4a9c05a9f9cf3b70063f5f775b6432861b228e77

                  SHA256

                  7a8c6c3fdfe1717aa3df1db5a7b82adf8bded9d0cbb1e31b75e933554884ff6d

                  SHA512

                  7f28c6b62aeef43a4b8ea4ada27a9a7bfe5b4b95da03d99993ee9023919b4e3a15c90f04b42534f66c634e724f1c79f9f5dcc738f8615fe6a75c12d707fca060

                • 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\7wcv4hr4.default-release\datareporting\glean\db\data.safe.bin

                  Filesize

                  2KB

                  MD5

                  b6e8c47910afc7e06c705403199a3390

                  SHA1

                  998de9372bba336dffc44a83f134758ece7c7dc3

                  SHA256

                  ff897bdfc1a66abaed23fabea0a6a4d0cc4154ad619e17d55f4074312ead27d3

                  SHA512

                  8edc0d8b8bf31571261bc4879470ce46b20ffdf1f10283976f6e5c710bba911fbc083086b8f146a30ed1ed633f6f435a95aade924d8a1e04e23919be3baa36c1

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7wcv4hr4.default-release\datareporting\glean\pending_pings\6daa0bfd-51c0-4846-a172-bfca52bf5e1b

                  Filesize

                  746B

                  MD5

                  84e3f7d4e42b380c66a26b2cd2d0cdc3

                  SHA1

                  719a2790cae0908213b4d7fdf3027baae7e6a41d

                  SHA256

                  abdeb745bd02c6dac5eab8d195a89f9558c82f53d09afa7033b08e6fce19f755

                  SHA512

                  adf8d44040ba5e12be7ad4f4e6d4c97fe793ce5e06547382328d4923de7a61b97e800c39291b318e7eb8674e607363dd9eecf6f7b2f87ec7aff2ca3754413ccb

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7wcv4hr4.default-release\datareporting\glean\pending_pings\d03c6adf-7f76-4795-abd3-a15b08230538

                  Filesize

                  11KB

                  MD5

                  e9a20cd2a2498e2f5965a28e7e9cac3b

                  SHA1

                  df685a50deed9e17bee1747edbbb32f8922e2386

                  SHA256

                  372e399f1f0b191448209008878cbda215f82897a32a47b856ff613cbb8797fc

                  SHA512

                  7fbd1764c6985308f90072fdb544812e1ad0367c14f089db5f63eeae9a91a1db0390f8e9553f29ab00438df85798b5028bfcee6ed0807c2308753f619aec8f48

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7wcv4hr4.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\7wcv4hr4.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\7wcv4hr4.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\7wcv4hr4.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\7wcv4hr4.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\7wcv4hr4.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\7wcv4hr4.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\7wcv4hr4.default-release\prefs-1.js

                  Filesize

                  7KB

                  MD5

                  980fd998af330630f6da303947681d23

                  SHA1

                  a2d5f9047703eb6f36b62c1c5120b0e29c3fca87

                  SHA256

                  82144d72eabc6272bd7333ee792b79367d75daa627704a8cd63a5b4c39db0b57

                  SHA512

                  12a05e338225773b6f23ec580e60fbc40d5066e6b9ff9613d10ddf31469f2691d5ef1c3a7396f146ce03cff7639250f11f19ab67e83fa916a24e1cef9ada5878

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7wcv4hr4.default-release\prefs-1.js

                  Filesize

                  6KB

                  MD5

                  6891cb0c7be89e33551a7ae409779256

                  SHA1

                  d1659f3a884346a09f934b669a9f556556a3766d

                  SHA256

                  3d67cef8a1113bcf110a87bb1211d5d7a056ae553ea32d9fa2f3696a7f47afcf

                  SHA512

                  23934354031cd32c7582c57b472222cfabc7be76d02ea4867684671eee3cdd3d3675cd6f6589a4b7dc3a397834bba313375f9c1cf803b79036f4205fb71b02c6

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7wcv4hr4.default-release\sessionstore-backups\recovery.jsonlz4

                  Filesize

                  994B

                  MD5

                  21fb1208f5927a5711a81176b4dd21eb

                  SHA1

                  3ab8b4a0915d0d0d18dae151b489c114bc5c020a

                  SHA256

                  ebba99307f69996d800334ea12a1be8eed91537ecdb89f82526209b0ceba4b99

                  SHA512

                  7b1c312777985c265676dc0f2b4dfa4129bfe2493c872409d61c37757d84baef6818b6edac1680c995d21079ac935c26ee133f3e49fb0fc72b72ea69a6d4e16d

                • C:\Users\Admin\Downloads\F9LYFwZl.pyc.part

                  Filesize

                  3KB

                  MD5

                  62e23b0f1c741bf8fb513b41dde8d899

                  SHA1

                  c31dc4b94da0cb85470eaaf14e3ccf4b4626a975

                  SHA256

                  65f01b4494b698ad3eb3aac70747df7027451b3d64c39f19a7d982147dcbf4ca

                  SHA512

                  81470248f0bc91267a9f2169d8adf420b5d1e10f7c2acea4788fed642d661b873c91f12da31ff47d7621173a4b5bc11285c51a5fcbbf9edc2caee0ec6c70af6f