Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-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-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings firefox.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
firefox.exedescription pid process Token: SeDebugPrivilege 2100 firefox.exe Token: SeDebugPrivilege 2100 firefox.exe Token: SeDebugPrivilege 2100 firefox.exe Token: SeDebugPrivilege 2100 firefox.exe Token: SeDebugPrivilege 2100 firefox.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
Processes:
firefox.exepid process 2100 firefox.exe 2100 firefox.exe 2100 firefox.exe 2100 firefox.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
firefox.exepid process 2100 firefox.exe 2100 firefox.exe 2100 firefox.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
firefox.exepid process 2100 firefox.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
firefox.exefirefox.exedescription pid process target process PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 900 wrote to memory of 2100 900 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 3360 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 firefox.exe firefox.exe PID 2100 wrote to memory of 2676 2100 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
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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=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
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2100.0.1423467155\474004279" -parentBuildID 20230214051806 -prefsHandle 1712 -prefMapHandle 1704 -prefsLen 22076 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {934cc9f0-673d-414f-a063-cb74d1328648} 2100 "\\.\pipe\gecko-crash-server-pipe.2100" 1812 268405f7758 gpu3⤵
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2100.1.1899408024\809542482" -parentBuildID 20230214051806 -prefsHandle 2412 -prefMapHandle 2408 -prefsLen 22927 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6e222f09-a07c-41f6-8eef-435dde263111} 2100 "\\.\pipe\gecko-crash-server-pipe.2100" 2448 2682d28cf58 socket3⤵
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2100.2.2063314165\1850877183" -childID 1 -isForBrowser -prefsHandle 3112 -prefMapHandle 3268 -prefsLen 22965 -prefMapSize 235121 -jsInitHandle 1292 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {fca85732-4b91-4228-8573-97bf2eb165db} 2100 "\\.\pipe\gecko-crash-server-pipe.2100" 3240 26844449258 tab3⤵
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2100.3.1873525682\1261073260" -childID 2 -isForBrowser -prefsHandle 3912 -prefMapHandle 3908 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1292 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ec51ecfc-9ed9-44f8-bd8a-d9a44f68bb57} 2100 "\\.\pipe\gecko-crash-server-pipe.2100" 3924 268460e0258 tab3⤵
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2100.4.1763289701\240366468" -childID 3 -isForBrowser -prefsHandle 4468 -prefMapHandle 2864 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 1292 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f341ae92-cb22-4062-ba5a-c4418b6347d8} 2100 "\\.\pipe\gecko-crash-server-pipe.2100" 5236 26848426558 tab3⤵
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2100.5.586044407\1692792994" -childID 4 -isForBrowser -prefsHandle 5356 -prefMapHandle 5360 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 1292 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {89285120-efda-4a6f-a8a9-44653eb5af94} 2100 "\\.\pipe\gecko-crash-server-pipe.2100" 5344 26848424d58 tab3⤵
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2100.6.405542091\1515230907" -childID 5 -isForBrowser -prefsHandle 5544 -prefMapHandle 5548 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 1292 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {62d052fc-4467-471c-ac77-1369f8e89305} 2100 "\\.\pipe\gecko-crash-server-pipe.2100" 5536 26848425f58 tab3⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\afevplna.default-release\activity-stream.discovery_stream.json.tmpFilesize
26KB
MD5c68aab7a224013e8b2eb30161da72035
SHA18d14a019ebbe135b6dab8390732ff901ac8af0f5
SHA256d8bc1612f123c3680c4bea3ca10418a89e154225ae88c88bfaaaf05ee2fcb671
SHA512e5955c277aab53d61a95497211b84461479282a115f2dc11523194322d3726ce191dc062f6f6309676393cda2c9c4d93e76de527baae025631696f37b6712406
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\afevplna.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649Filesize
13KB
MD5a75bfee975a36f7c681209c563f3bb99
SHA19ff1e191a537076a6a0a87c96708f5242815feb2
SHA256c42d6ded0cbc4829c47e68cb1566f2ea92e74ab375a3e9d3c539e4933ed6384b
SHA512ff43744c21210ccd807406e6bdbb7eb4e7f6d89d89e1dd49f1dad5e50fa1e0a82ffaf530eedca5502f4af69a6f46524235d6dbb4f12ee1e9b4a5a4fa9f4995b9
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C:\Users\Admin\AppData\Local\Temp\tmpaddonFilesize
442KB
MD585430baed3398695717b0263807cf97c
SHA1fffbee923cea216f50fce5d54219a188a5100f41
SHA256a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
SHA51206511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1
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C:\Users\Admin\AppData\Local\Temp\tmpaddon-1Filesize
8.0MB
MD5a01c5ecd6108350ae23d2cddf0e77c17
SHA1c6ac28a2cd979f1f9a75d56271821d5ff665e2b6
SHA256345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
SHA512b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dllFilesize
997KB
MD5fe3355639648c417e8307c6d051e3e37
SHA1f54602d4b4778da21bc97c7238fc66aa68c8ee34
SHA2561ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
SHA5128f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.infoFilesize
116B
MD53d33cdc0b3d281e67dd52e14435dd04f
SHA14db88689282fd4f9e9e6ab95fcbb23df6e6485db
SHA256f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
SHA512a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txtFilesize
479B
MD549ddb419d96dceb9069018535fb2e2fc
SHA162aa6fea895a8b68d468a015f6e6ab400d7a7ca6
SHA2562af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
SHA51248386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\gmp-widevinecdm\4.10.2557.0\manifest.jsonFilesize
372B
MD58be33af717bb1b67fbd61c3f4b807e9e
SHA17cf17656d174d951957ff36810e874a134dd49e0
SHA256e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
SHA5126125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dllFilesize
11.8MB
MD533bf7b0439480effb9fb212efce87b13
SHA1cee50f2745edc6dc291887b6075ca64d716f495a
SHA2568ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
SHA512d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.libFilesize
1KB
MD5688bed3676d2104e7f17ae1cd2c59404
SHA1952b2cdf783ac72fcb98338723e9afd38d47ad8e
SHA25633899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
SHA5127a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sigFilesize
1KB
MD5937326fead5fd401f6cca9118bd9ade9
SHA14526a57d4ae14ed29b37632c72aef3c408189d91
SHA25668a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
SHA512b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\prefs-1.jsFilesize
8KB
MD5150e8146f25246ac586cee2ee3c81fda
SHA1a163ff3348540641c35b60c9135be838763d387b
SHA2562da7e7121428b2bbd49ea90c86eab56d21080714f3b7b1d10153b3ea2c78d51b
SHA51255eeddfcb210a39e5bd6fd4e10570f40ccaf50c197f6d6f10223e13431a657550d7dfdb149d4b747ad9d8e70b1f42df0c5f06267e7e30f3b1765f1673998752e
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\prefs-1.jsFilesize
10KB
MD5cf680ba99d546535b432df56f3e60d1e
SHA197dd7b81f3213551306524d6ffaeefe3b097e887
SHA25632b0e9ceb97cf926fe9e5a503e7314da08f77080fee1b0426f6c19c1ece4d051
SHA5124c9ddbbab8a69a3658361d207d1ff9e1045a3204f6641950ed7e72bf7c198a9400f0c48ffe2ab2c7d5205ac3c8b3b17697290c85c0097ae3d9ec7ccb457fdfca
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\sessionstore-backups\recovery.jsonlz4Filesize
1KB
MD5c5c9c619a1157622625fdd01e9c7e3b1
SHA12f095d91378914dba734ec311c70f7276e5fc54a
SHA256c5a49dcb206c02f6a656898f59f8ce882f8c99cb09d01b10fea495f7ea9dbab2
SHA5123015abb238ac9e63baec63cb5b1c161cb80fec976ed9b300992e0bc2f6aa4c90ec3c857685065776cabb48ec38a716c5d32b706a1eab27a93a4436aa193c38b0
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\sessionstore-backups\recovery.jsonlz4Filesize
1KB
MD59a0ab3098b45e70aa4319b0a2d0ed9a2
SHA14282616ff599839e6d3d85fb2a44fce416e647c6
SHA256e0359145a826446475ab7875d91c0c8fec8d2376834acffb5cfde141a66cd2e1
SHA51245d8fb6fbdd539d7c6691b64aefdefcb819f48f8fe0f7ddff73cd83cde34245d7eda35267a1333f1a64105f41b636cfd8c8ac9567178faf440b265543f1a4914