Analysis
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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
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://gvmjb-zgafp.maillist-manage.com/ua/optout?od=3z97ab3adaf708be357650ec49be8f4b511c49696728dd6de9d7987109f9fad50c&rd=1ceac6ee6582c8a7&sd=1ceac6ee6582b287&n=124296e04aa478
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
https://gvmjb-zgafp.maillist-manage.com/ua/optout?od=3z97ab3adaf708be357650ec49be8f4b511c49696728dd6de9d7987109f9fad50c&rd=1ceac6ee6582c8a7&sd=1ceac6ee6582b287&n=124296e04aa478
Resource
win11-20240426-en
General
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Target
https://gvmjb-zgafp.maillist-manage.com/ua/optout?od=3z97ab3adaf708be357650ec49be8f4b511c49696728dd6de9d7987109f9fad50c&rd=1ceac6ee6582c8a7&sd=1ceac6ee6582b287&n=124296e04aa478
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
firefox.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString firefox.exe -
Modifies registry class 1 IoCs
Processes:
firefox.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000_Classes\Local Settings firefox.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
firefox.exedescription pid process Token: SeDebugPrivilege 4828 firefox.exe Token: SeDebugPrivilege 4828 firefox.exe Token: SeDebugPrivilege 4828 firefox.exe Token: SeDebugPrivilege 4828 firefox.exe Token: SeDebugPrivilege 4828 firefox.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
Processes:
firefox.exepid process 4828 firefox.exe 4828 firefox.exe 4828 firefox.exe 4828 firefox.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
firefox.exepid process 4828 firefox.exe 4828 firefox.exe 4828 firefox.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
firefox.exepid process 4828 firefox.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
firefox.exefirefox.exedescription pid process target process PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4628 wrote to memory of 4828 4628 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 712 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe PID 4828 wrote to memory of 2936 4828 firefox.exe firefox.exe -
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
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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=124296e04aa4782⤵
- 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 gpu3⤵PID:712
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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 socket3⤵PID:2936
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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 tab3⤵PID:2328
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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 tab3⤵PID:4800
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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 tab3⤵PID:4932
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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 tab3⤵PID:2596
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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 tab3⤵PID:1512
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\3qvsz39p.default-release\activity-stream.discovery_stream.json.tmp
Filesize23KB
MD51695b3c9049fefec9fb5a0693ff8cfa8
SHA122dd7f21102368948e882c703a797cb946f0e806
SHA256303917b4189f3f01c5c508c770b33ca9ad7ef389f3e5a1acad089af69d89836e
SHA512cb01e497b33ce4b62bb0edbe7cac03ae362185f82249eb394544614034a0f70f71abf975551696e449705c5716f504241e1d740a9181054405f84cde90d28797
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\3qvsz39p.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649
Filesize13KB
MD536bc4778c21dc7a19a82f61f79dab36e
SHA1e46bb9b1cce68ea93dd6d984122e01d47c6d9074
SHA256931de960a52fd890725146d0de5780b580fbc6e5b33976cced05a7a9bb4225f8
SHA512e3fb59445b0daca041084528b342846254eb9a1a2f019cb95e3473a593a56f7fb7ba517e233ebef7ca97a504d0ab36f86493dce528e22d21229af49ea3e91f99
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Filesize
442KB
MD585430baed3398695717b0263807cf97c
SHA1fffbee923cea216f50fce5d54219a188a5100f41
SHA256a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
SHA51206511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1
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Filesize
8.0MB
MD5a01c5ecd6108350ae23d2cddf0e77c17
SHA1c6ac28a2cd979f1f9a75d56271821d5ff665e2b6
SHA256345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
SHA512b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll
Filesize997KB
MD5fe3355639648c417e8307c6d051e3e37
SHA1f54602d4b4778da21bc97c7238fc66aa68c8ee34
SHA2561ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
SHA5128f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info
Filesize116B
MD53d33cdc0b3d281e67dd52e14435dd04f
SHA14db88689282fd4f9e9e6ab95fcbb23df6e6485db
SHA256f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
SHA512a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt
Filesize479B
MD549ddb419d96dceb9069018535fb2e2fc
SHA162aa6fea895a8b68d468a015f6e6ab400d7a7ca6
SHA2562af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
SHA51248386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json
Filesize372B
MD58be33af717bb1b67fbd61c3f4b807e9e
SHA17cf17656d174d951957ff36810e874a134dd49e0
SHA256e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
SHA5126125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll
Filesize11.8MB
MD533bf7b0439480effb9fb212efce87b13
SHA1cee50f2745edc6dc291887b6075ca64d716f495a
SHA2568ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
SHA512d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib
Filesize1KB
MD5688bed3676d2104e7f17ae1cd2c59404
SHA1952b2cdf783ac72fcb98338723e9afd38d47ad8e
SHA25633899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
SHA5127a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
Filesize1KB
MD5937326fead5fd401f6cca9118bd9ade9
SHA14526a57d4ae14ed29b37632c72aef3c408189d91
SHA25668a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
SHA512b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2
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Filesize
7KB
MD5fbd1efbbdd761cf334333fa96d0f96ae
SHA1e8b6fd00e18147f3521de70a1049c58a7b42873a
SHA25627a4f0c60839485b4d32389266de8b35a41d7358c583d7811feb3a1c0ead7bf8
SHA512816a731de2cbb8f42d98f248bc843f9ae282312465f8140c83e90d463d3e8db055ec72ed57d2e4a62df270367cb815d097811d1536ad445522f11ce86e0bfbd1
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Filesize
8KB
MD52f9cf211c77e45165b71726487e8e377
SHA13adc99eacf2df1f2951feaecf4ad26a57d5ba996
SHA256b63d6fbf70e22a5cf917f378a8d396a8f71fc2ac61a6cfadad84073c95a41213
SHA51204069bab29c4cda5e98802c8f96bfad94c36309a1d260774b747ded5d26ad8e1eb44c723544b30a22dcda0cfe82431b00ad37e39495d16c366e7d1318209ac08
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\sessionstore-backups\recovery.jsonlz4
Filesize1KB
MD516f870a10df75734087bb0d3b8ddb7cd
SHA146d7f36376135f6a32dab03fe19c80ff38197204
SHA256b492e81d7fa5dd9f765bc867dad785f555049fdbd4731d6d40274781a3084c19
SHA512e5b0a417facf4e073c976feb8fe833447428e43498d4dc861cbbbd897cbfcbc90a4423b99ebb795621196525f8d6fa03e12445fbbd9474a6bebe8b587449c6aa
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qvsz39p.default-release\sessionstore-backups\recovery.jsonlz4
Filesize1KB
MD57a2a1456ed05bebc5924577f35c11977
SHA10b287febe2a79bc74877d8dd02cdda24adebf35c
SHA2564b01c8226a9e0461e982de839cd1ee49232fa45dbb6a8681490aa70f7594b225
SHA5125b87290f4795e4a5f6d4fd2e6958cb797d46dbe544d1a73c8d406678d805478df5bb7ab42c03f0fc36ef7e30577da6b64c1d8deae885657cca711e08793e2b5c