Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22-05-2024 02:07

General

  • Target

    https://gvmjb-zgafp.maillist-manage.com/ua/optout?od=3z97ab3adaf708be357650ec49be8f4b511c49696728dd6de9d7987109f9fad50c&rd=1ceac6ee6582c8a7&sd=1ceac6ee6582b287&n=124296e04aa478

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 5 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://gvmjb-zgafp.maillist-manage.com/ua/optout?od=3z97ab3adaf708be357650ec49be8f4b511c49696728dd6de9d7987109f9fad50c&rd=1ceac6ee6582c8a7&sd=1ceac6ee6582b287&n=124296e04aa478"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4628
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://gvmjb-zgafp.maillist-manage.com/ua/optout?od=3z97ab3adaf708be357650ec49be8f4b511c49696728dd6de9d7987109f9fad50c&rd=1ceac6ee6582c8a7&sd=1ceac6ee6582b287&n=124296e04aa478
      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:4828
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4828.0.1747718424\1564992678" -parentBuildID 20230214051806 -prefsHandle 1724 -prefMapHandle 1716 -prefsLen 22074 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {090ef6f1-98c4-4ccb-93ac-bfe64aa7e13a} 4828 "\\.\pipe\gecko-crash-server-pipe.4828" 1816 25a57222b58 gpu
        3⤵
          PID:712
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4828.1.270098098\898072577" -parentBuildID 20230214051806 -prefsHandle 2340 -prefMapHandle 2336 -prefsLen 22925 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4f1217d7-b3d1-452f-ae72-4266705ae798} 4828 "\\.\pipe\gecko-crash-server-pipe.4828" 2360 25a4308d258 socket
          3⤵
            PID:2936
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4828.2.1956256601\1564615686" -childID 1 -isForBrowser -prefsHandle 2728 -prefMapHandle 2804 -prefsLen 22963 -prefMapSize 235121 -jsInitHandle 1348 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {fb8ab5cd-6896-4331-ab21-c4da0a6915ba} 4828 "\\.\pipe\gecko-crash-server-pipe.4828" 3064 25a5a32db58 tab
            3⤵
              PID:2328
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4828.3.1234426658\1696180016" -childID 2 -isForBrowser -prefsHandle 3612 -prefMapHandle 3608 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1348 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2c8f1bb2-e877-43b1-b6fc-40e2316c9656} 4828 "\\.\pipe\gecko-crash-server-pipe.4828" 3624 25a43080358 tab
              3⤵
                PID:4800
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4828.4.345868927\1284319169" -childID 3 -isForBrowser -prefsHandle 5104 -prefMapHandle 5096 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1348 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {833ca594-1226-41ef-9272-2d366064ec9e} 4828 "\\.\pipe\gecko-crash-server-pipe.4828" 5132 25a5e481f58 tab
                3⤵
                  PID:4932
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4828.5.587711317\1264732128" -childID 4 -isForBrowser -prefsHandle 5276 -prefMapHandle 5280 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1348 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f81e3dec-1c89-4071-b35e-01bb058e2f26} 4828 "\\.\pipe\gecko-crash-server-pipe.4828" 5264 25a5ea24158 tab
                  3⤵
                    PID:2596
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4828.6.1239322319\411037668" -childID 5 -isForBrowser -prefsHandle 5544 -prefMapHandle 5540 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1348 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {96ec988a-6c73-46c3-b718-588085ee5f68} 4828 "\\.\pipe\gecko-crash-server-pipe.4828" 5556 25a5ea25058 tab
                    3⤵
                      PID:1512

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\3qvsz39p.default-release\activity-stream.discovery_stream.json.tmp

                  Filesize

                  23KB

                  MD5

                  1695b3c9049fefec9fb5a0693ff8cfa8

                  SHA1

                  22dd7f21102368948e882c703a797cb946f0e806

                  SHA256

                  303917b4189f3f01c5c508c770b33ca9ad7ef389f3e5a1acad089af69d89836e

                  SHA512

                  cb01e497b33ce4b62bb0edbe7cac03ae362185f82249eb394544614034a0f70f71abf975551696e449705c5716f504241e1d740a9181054405f84cde90d28797

                • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\3qvsz39p.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649

                  Filesize

                  13KB

                  MD5

                  36bc4778c21dc7a19a82f61f79dab36e

                  SHA1

                  e46bb9b1cce68ea93dd6d984122e01d47c6d9074

                  SHA256

                  931de960a52fd890725146d0de5780b580fbc6e5b33976cced05a7a9bb4225f8

                  SHA512

                  e3fb59445b0daca041084528b342846254eb9a1a2f019cb95e3473a593a56f7fb7ba517e233ebef7ca97a504d0ab36f86493dce528e22d21229af49ea3e91f99

                • 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\3qvsz39p.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\3qvsz39p.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\3qvsz39p.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\3qvsz39p.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\3qvsz39p.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\3qvsz39p.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\3qvsz39p.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\3qvsz39p.default-release\prefs-1.js

                  Filesize

                  7KB

                  MD5

                  fbd1efbbdd761cf334333fa96d0f96ae

                  SHA1

                  e8b6fd00e18147f3521de70a1049c58a7b42873a

                  SHA256

                  27a4f0c60839485b4d32389266de8b35a41d7358c583d7811feb3a1c0ead7bf8

                  SHA512

                  816a731de2cbb8f42d98f248bc843f9ae282312465f8140c83e90d463d3e8db055ec72ed57d2e4a62df270367cb815d097811d1536ad445522f11ce86e0bfbd1

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\prefs-1.js

                  Filesize

                  8KB

                  MD5

                  2f9cf211c77e45165b71726487e8e377

                  SHA1

                  3adc99eacf2df1f2951feaecf4ad26a57d5ba996

                  SHA256

                  b63d6fbf70e22a5cf917f378a8d396a8f71fc2ac61a6cfadad84073c95a41213

                  SHA512

                  04069bab29c4cda5e98802c8f96bfad94c36309a1d260774b747ded5d26ad8e1eb44c723544b30a22dcda0cfe82431b00ad37e39495d16c366e7d1318209ac08

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\sessionstore-backups\recovery.jsonlz4

                  Filesize

                  1KB

                  MD5

                  16f870a10df75734087bb0d3b8ddb7cd

                  SHA1

                  46d7f36376135f6a32dab03fe19c80ff38197204

                  SHA256

                  b492e81d7fa5dd9f765bc867dad785f555049fdbd4731d6d40274781a3084c19

                  SHA512

                  e5b0a417facf4e073c976feb8fe833447428e43498d4dc861cbbbd897cbfcbc90a4423b99ebb795621196525f8d6fa03e12445fbbd9474a6bebe8b587449c6aa

                • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\sessionstore-backups\recovery.jsonlz4

                  Filesize

                  1KB

                  MD5

                  7a2a1456ed05bebc5924577f35c11977

                  SHA1

                  0b287febe2a79bc74877d8dd02cdda24adebf35c

                  SHA256

                  4b01c8226a9e0461e982de839cd1ee49232fa45dbb6a8681490aa70f7594b225

                  SHA512

                  5b87290f4795e4a5f6d4fd2e6958cb797d46dbe544d1a73c8d406678d805478df5bb7ab42c03f0fc36ef7e30577da6b64c1d8deae885657cca711e08793e2b5c