Analysis Overview
Threat Level: Likely malicious
The file https://mjerenje.hep.hr/otkupljivaci/activate/[email protected]/01LTG0uV7j%7b7iDc8OrD0%7b0 was found to be: Likely malicious.
Malicious Activity Summary
A potential corporate email address has been identified in the URL: [email protected]
Checks processor information in registry
Suspicious use of SetWindowsHookEx
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-29 08:05
Signatures
A potential corporate email address has been identified in the URL: [email protected]
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-29 08:05
Reported
2024-05-29 08:06
Platform
win10v2004-20240508-en
Max time kernel
57s
Max time network
58s
Command Line
Signatures
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Mozilla Firefox\firefox.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://mjerenje.hep.hr/otkupljivaci/activate/[email protected]/01LTG0uV7j%7b7iDc8OrD0%7b0"
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://mjerenje.hep.hr/otkupljivaci/activate/[email protected]/01LTG0uV7j%7b7iDc8OrD0%7b0
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.0.1914864759\1006275150" -parentBuildID 20230214051806 -prefsHandle 1760 -prefMapHandle 1752 -prefsLen 22076 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0220d73b-1e27-4ecf-85a8-734c006904ca} 324 "\\.\pipe\gecko-crash-server-pipe.324" 1852 298a440d158 gpu
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.1.591277555\826752526" -parentBuildID 20230214051806 -prefsHandle 2468 -prefMapHandle 2464 -prefsLen 22927 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d3e59775-ca90-4f8d-ae0f-67c408b5c125} 324 "\\.\pipe\gecko-crash-server-pipe.324" 2492 29897587758 socket
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.2.1426108459\2028010976" -childID 1 -isForBrowser -prefsHandle 2656 -prefMapHandle 1248 -prefsLen 22965 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8c6add5b-bc96-4383-b6e8-d77e0e096647} 324 "\\.\pipe\gecko-crash-server-pipe.324" 2992 298a6940458 tab
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.3.1673001483\1260795153" -childID 2 -isForBrowser -prefsHandle 3660 -prefMapHandle 2872 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {192688a9-81c6-481d-92e5-2753baaa3d0d} 324 "\\.\pipe\gecko-crash-server-pipe.324" 3672 298a8ce7258 tab
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.4.1401844295\1901275736" -childID 3 -isForBrowser -prefsHandle 5236 -prefMapHandle 5232 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {032ff774-daa0-4dcd-99da-6750877bb433} 324 "\\.\pipe\gecko-crash-server-pipe.324" 5244 298ab147758 tab
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.5.1887031584\163364583" -childID 4 -isForBrowser -prefsHandle 5388 -prefMapHandle 5396 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {627e28a1-ca89-4553-aa89-a02425e1261e} 324 "\\.\pipe\gecko-crash-server-pipe.324" 5204 298ab146b58 tab
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.6.2127332236\877392566" -childID 5 -isForBrowser -prefsHandle 5580 -prefMapHandle 5584 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 1260 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {bc86ab6f-5ba4-4f7a-9206-e4bbf7ee1357} 324 "\\.\pipe\gecko-crash-server-pipe.324" 5568 298ab148658 tab
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.7.1089859912\861112490" -parentBuildID 20230214051806 -prefsHandle 3552 -prefMapHandle 5792 -prefsLen 28041 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ec09c87c-aa52-450f-bf8a-53683e23f7c1} 324 "\\.\pipe\gecko-crash-server-pipe.324" 4052 298ac54b058 rdd
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="324.8.292885657\877287330" -parentBuildID 20230214051806 -sandboxingKind 1 -prefsHandle 4820 -prefMapHandle 4828 -prefsLen 28041 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4bacb0d6-fc94-45d0-9a1c-247c214cffa1} 324 "\\.\pipe\gecko-crash-server-pipe.324" 4848 298ac54aa58 utility
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:58697 | tcp | |
| US | 8.8.8.8:53 | mjerenje.hep.hr | udp |
| US | 8.8.8.8:53 | contile.services.mozilla.com | udp |
| US | 8.8.8.8:53 | spocs.getpocket.com | udp |
| US | 8.8.8.8:53 | getpocket.cdn.mozilla.net | udp |
| US | 8.8.8.8:53 | content-signature-2.cdn.mozilla.net | udp |
| US | 8.8.8.8:53 | shavar.services.mozilla.com | udp |
| US | 8.8.8.8:53 | push.services.mozilla.com | udp |
| US | 8.8.8.8:53 | firefox.settings.services.mozilla.com | udp |
| US | 34.117.188.166:443 | spocs.getpocket.com | udp |
| US | 8.8.8.8:53 | prod.ads.prod.webservices.mozgcp.net | udp |
| US | 34.117.188.166:443 | prod.ads.prod.webservices.mozgcp.net | udp |
| HR | 217.68.80.48:443 | mjerenje.hep.hr | tcp |
| US | 8.8.8.8:53 | contile.services.mozilla.com | udp |
| US | 8.8.8.8:53 | mjerenje.hep.hr | udp |
| US | 34.160.144.191:443 | content-signature-2.cdn.mozilla.net | tcp |
| US | 44.237.65.238:443 | shavar.services.mozilla.com | tcp |
| US | 34.120.5.221:443 | getpocket.cdn.mozilla.net | tcp |
| US | 8.8.8.8:53 | prod.ads.prod.webservices.mozgcp.net | udp |
| US | 34.107.243.93:443 | push.services.mozilla.com | tcp |
| US | 34.149.100.209:443 | firefox.settings.services.mozilla.com | tcp |
| US | 8.8.8.8:53 | contile.services.mozilla.com | udp |
| US | 8.8.8.8:53 | prod.content-signature-chains.prod.webservices.mozgcp.net | udp |
| US | 8.8.8.8:53 | shavar.prod.mozaws.net | udp |
| US | 8.8.8.8:53 | prod.content-signature-chains.prod.webservices.mozgcp.net | udp |
| US | 8.8.8.8:53 | mjerenje.hep.hr | udp |
| US | 8.8.8.8:53 | prod.pocket.prod.cloudops.mozgcp.net | udp |
| US | 8.8.8.8:53 | shavar.prod.mozaws.net | udp |
| US | 34.107.243.93:443 | push.services.mozilla.com | tcp |
| US | 8.8.8.8:53 | prod.pocket.prod.cloudops.mozgcp.net | udp |
| US | 8.8.8.8:53 | autopush.prod.mozaws.net | udp |
| US | 8.8.8.8:53 | prod.remote-settings.prod.webservices.mozgcp.net | udp |
| US | 8.8.8.8:53 | autopush.prod.mozaws.net | udp |
| US | 8.8.8.8:53 | prod.remote-settings.prod.webservices.mozgcp.net | udp |
| HR | 217.68.80.48:443 | mjerenje.hep.hr | tcp |
| HR | 217.68.80.48:443 | mjerenje.hep.hr | tcp |
| HR | 217.68.80.48:443 | mjerenje.hep.hr | tcp |
| HR | 217.68.80.48:443 | mjerenje.hep.hr | tcp |
| US | 34.149.100.209:443 | prod.remote-settings.prod.webservices.mozgcp.net | tcp |
| US | 8.8.8.8:53 | 48.80.68.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 238.65.237.44.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 42.215.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.214.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| N/A | 127.0.0.1:58705 | tcp | |
| NL | 23.62.61.152:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 152.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mjerenje.hep.hr | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hep.hr | udp |
| HR | 217.68.82.66:80 | hep.hr | tcp |
| HR | 217.68.82.66:80 | hep.hr | tcp |
| US | 8.8.8.8:53 | hep.hr | udp |
| US | 8.8.8.8:53 | hep.hr | udp |
| HR | 217.68.82.66:443 | hep.hr | tcp |
| US | 8.8.8.8:53 | www.hep.hr | udp |
| US | 8.8.8.8:53 | www.hep.hr | udp |
| HR | 217.68.82.66:443 | www.hep.hr | tcp |
| US | 8.8.8.8:53 | www.hep.hr | udp |
| US | 8.8.8.8:53 | 66.82.68.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 238.75.250.142.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\afevplna.default-release\activity-stream.discovery_stream.json.tmp
| MD5 | b937c1533ee05f842bad04887350a9c5 |
| SHA1 | 4c77bfa6a29f45ce6792e1e54f6de9dc681f63ae |
| SHA256 | 588f17ed236d8d9ce0b17e09284577b569279ed6ead5682863b3a7c1706d61c2 |
| SHA512 | f44046aa2bf83fb94ff34ecd616d974d8e60f22cee1c5b70b55c8b9f415ca0d9b6bc96724514fd3601caddf1a9fb88c48d4bace1506a56f509129f6686573da7 |
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\sessionstore-backups\recovery.jsonlz4
| MD5 | 459bc83147a394800bcb91b8d2c9e780 |
| SHA1 | 4cb2887310741c3a75c35fe44a660258460b0766 |
| SHA256 | 6459fb0405ada8271e4ea9ed1ba2aa634fbee67da7cdd9b55ae75e8fa34ffe6b |
| SHA512 | 3fa37bcbb01263d7dcde23b836710577f74afa878f38dbc4024505efbb753c13b480e607227fbb75df0697502f5ee26a4a93a2e6b79437465da3cd75cf86e856 |
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\prefs-1.js
| MD5 | 7c1b7e780bf8c57888b3c63b30e3f7ff |
| SHA1 | 7989e6d1e989698845675f8d7fd84305cf313b4b |
| SHA256 | 5b89dea129f886aa66e2faed808fb25e35e3fbdecb8a8800476e1d7e6e99968e |
| SHA512 | aa4b07b31a0b605e82387101d65799ae796d9dd993529ca70b56bcc8be071828584e17f73d28ab247463e63b30d9b16fb993064f4888665b2e6a8680d48a1a86 |
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\sessionstore-backups\recovery.jsonlz4
| MD5 | d03b0aaf19a4349efb0df9587c2ea781 |
| SHA1 | 0abd1d1775f233b4b520e7eb1ff7c842b4ba0e6c |
| SHA256 | 8eae6a577d4985c2689588b6d2ff36cc16659ffb6484721113aa58e5e44e7dad |
| SHA512 | 95a378f7818490da4430d25a5a36aa16b6bb46e94cf02bccec23c9ae8156111ed4f3fcb3dba5aab8fde93eadb10e9865c76a447dd2ce8d1e3f75fa5aac53f833 |
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\afevplna.default-release\sessionstore-backups\recovery.jsonlz4
| MD5 | 22b22d7e0da3ba14b5ae4aa5838979fe |
| SHA1 | 451eb981b3b63e4d97c837ba7f982003edbc059c |
| SHA256 | 02f4bfa1bfcd83d13b5b18b8f1fb526b03059151a7adbd7e0a73efd94289fdac |
| SHA512 | 3a097e02cb6fad52a25bac87a824e81b85524153452f9967777e9e95635a850b72a4bc640b193e7fba404c6181cc0c566375b3eca6cd27b5bd490535e44c80a6 |