Analysis

  • max time kernel
    57s
  • max time network
    65s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    15-05-2024 12:20

General

  • Target

    https://hallenge51.cc/invite/i=55083

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 6 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 1 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://hallenge51.cc/invite/i=55083"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://hallenge51.cc/invite/i=55083
      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:1796
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1796.0.583388891\1638414946" -parentBuildID 20230214051806 -prefsHandle 1740 -prefMapHandle 1728 -prefsLen 22074 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {cbd813ca-b775-4a5f-803e-85618db9af72} 1796 "\\.\pipe\gecko-crash-server-pipe.1796" 1832 275db112658 gpu
        3⤵
          PID:1216
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1796.1.1305508064\1642799345" -parentBuildID 20230214051806 -prefsHandle 2364 -prefMapHandle 2360 -prefsLen 22925 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {38124121-0d98-4b2c-8b05-8c54b7bc98c0} 1796 "\\.\pipe\gecko-crash-server-pipe.1796" 2376 275ce489658 socket
          3⤵
            PID:3644
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1796.2.1178261868\49213889" -childID 1 -isForBrowser -prefsHandle 3020 -prefMapHandle 3016 -prefsLen 22963 -prefMapSize 235121 -jsInitHandle 1304 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ba304354-d652-436f-948a-3be8f046432c} 1796 "\\.\pipe\gecko-crash-server-pipe.1796" 3032 275ddf31658 tab
            3⤵
              PID:4656
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1796.3.1149664476\31850959" -childID 2 -isForBrowser -prefsHandle 3652 -prefMapHandle 3556 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1304 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {cdde80a4-e675-4594-9360-8c87a0473c08} 1796 "\\.\pipe\gecko-crash-server-pipe.1796" 3664 275e0d08158 tab
              3⤵
                PID:1500
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1796.4.219903632\360259729" -childID 3 -isForBrowser -prefsHandle 5312 -prefMapHandle 5308 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1304 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {dc1e8056-b2af-4029-a935-c21b9603c1f0} 1796 "\\.\pipe\gecko-crash-server-pipe.1796" 5264 275e2ef0c58 tab
                3⤵
                  PID:1428
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1796.5.1813275658\706979885" -childID 4 -isForBrowser -prefsHandle 5452 -prefMapHandle 5456 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1304 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {feddee42-bc9d-469b-b9ae-6f11a85968aa} 1796 "\\.\pipe\gecko-crash-server-pipe.1796" 5444 275e2ef0058 tab
                  3⤵
                    PID:3876
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1796.6.583362669\1073413904" -childID 5 -isForBrowser -prefsHandle 5752 -prefMapHandle 5312 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1304 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ec04268a-fb57-4e0b-b059-53d092408243} 1796 "\\.\pipe\gecko-crash-server-pipe.1796" 5764 275e2ef0958 tab
                    3⤵
                      PID:3440

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\dpu1uz4v.default-release\activity-stream.discovery_stream.json.tmp

                  Filesize

                  23KB

                  MD5

                  7cc3c48f5c53de8cd82385b8be2c5ddd

                  SHA1

                  fdaf7e1540e856d11926adc7febc9a6c660f1804

                  SHA256

                  0f514523265cd41a289ddb702a6f4b18f3ca825584df1b255e42619abe10f3d3

                  SHA512

                  2a23148e44de66dd4e0e081876975b064609b4a55362ffdd11078c2762bfe8eeb305b4d69caff8ee5d2f5edd1b68063f2c1a69fd415980171764c6e4cee2aa0e

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\dpu1uz4v.default-release\activity-stream.discovery_stream.json.tmp

                  Filesize

                  24KB

                  MD5

                  7486e423c0d63ccb7fc56ff04bbb3771

                  SHA1

                  ab09caa768a963856646e6776700a7ca8a7736d5

                  SHA256

                  106321fa3a90710ef2b0534879b1022722c273513fb6a1ee4e861f1c4a7559bc

                  SHA512

                  97b607439641ed5b3d100a036a9db9043ba6fca745c0281a46b892474ab125d0ba76bce89179e36e86aed17eea30f8489d38973e8c22c673db1e79e4579a0c8d

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\dpu1uz4v.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649

                  Filesize

                  13KB

                  MD5

                  2498718eaf589f73b2a36d271fa6c21f

                  SHA1

                  584f9d0afd3c268e1273d94d7d4e32343022d2b8

                  SHA256

                  a09e595d35dfe538f7c88884aaf5b1fe7fbf52cff48a1fae7ad6db999ba33591

                  SHA512

                  e8f4c5404e50217059aede8a583b05f60ef30f8f25196abfbc397371755156314f2b47304d182001e26ded45d0f4e73fd818104011bd3dceba77c080e2c4341f

                • 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\dpu1uz4v.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\dpu1uz4v.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\dpu1uz4v.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\dpu1uz4v.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\dpu1uz4v.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\dpu1uz4v.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\dpu1uz4v.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\dpu1uz4v.default-release\prefs-1.js

                  Filesize

                  9KB

                  MD5

                  d06fb91ce9bd4dc6a874171f841067fb

                  SHA1

                  0923c91f7d3938727b5f6dbc1415a46d23febbea

                  SHA256

                  77169d8b848b900e10a1e960ffc70d69cd1e616fd5eab1afbc35eeb62d8d5d56

                  SHA512

                  cae0de31aa9e3de9b546cf7c6f8a46a1cd7b8969e9676f735095e919e6fe143de7a3b4ad4243d2327794e0ea44fa7b0af61227c6ba24669e213c7b34e0e88c7c

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dpu1uz4v.default-release\prefs-1.js

                  Filesize

                  10KB

                  MD5

                  97dd29239cf7d710f74c9cc2c3a93f61

                  SHA1

                  44fe5d905483b24a8ca13f428deb9e0df9c7fbb3

                  SHA256

                  1ca991c466e2187f0cd96da47b20a97c03aaa084a909b473958fc59f3cb05bef

                  SHA512

                  c882528cab797f3fce043314fda3de0e285a0c9715e04da4f092139b4f75d6195cad7038d0bcaa84f7fa13cb12442b7253624e1edcc8626ff92f69a06dc8b14f

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dpu1uz4v.default-release\prefs.js

                  Filesize

                  6KB

                  MD5

                  52441db60f9b2a68d6e0a9418d7556fb

                  SHA1

                  9ed4f16d61837ae5d6cdc68f3e748ce07bde2a1c

                  SHA256

                  28227c7c9d75838b3094a349b0022bd09a33b083669b53f571e57031d7e38cbb

                  SHA512

                  c173cd3dd2eb2944338f57d640aab667537d44bcb9fad12b6745ac7cd60f68409cbb27561c91f90dde0693decc1fd0e9875803159cb762bd8f7db7c660684af9

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dpu1uz4v.default-release\sessionstore-backups\recovery.jsonlz4

                  Filesize

                  1KB

                  MD5

                  624db41589df4ddcd636c2bdc9bd05a6

                  SHA1

                  56e5499ab933df86dc0aa051ba6544c516a9e768

                  SHA256

                  6c6d07587a6045d4b457e9c2a9e627f69c307e3210863c630be39ea5817a856f

                  SHA512

                  50381ba70af2df83dc3ebc079e56b078c58889ffafbd8e58fb679e645b5f66e3addb138eab67ed69b7d72512a5a35d91a3da5cc30c22b2bacb41003470d55b5d