| File name: | Firefox Installer.exe |
| Full analysis: | https://app.any.run/tasks/96259ca1-9553-4241-9b46-4b8149e04776 |
| Verdict: | Malicious activity |
| Threats: | Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns. |
| Analysis date: | August 15, 2024, 16:54:31 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed |
| MD5: | F86D2027E0E347DEE0B7962C46659B3D |
| SHA1: | D4ACC39D628F86BB6267ABD6ED02DD66A733FE32 |
| SHA256: | FDC794F0D5A8FC07FC3FC78750D4D0006B2A221150547C634131BEF3DC7C5CA0 |
| SSDEEP: | 12288:eSvvp2jRWmtab28hVkzqP0Pu4GtflXCQ2Zp3NgYmp:eSHp2jQmAS0VkWP0PFGJlSQ2f3NgYmp |
| .exe | | | UPX compressed Win32 Executable (64.2) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.6) |
| .exe | | | Win32 Executable (generic) (10.6) |
| .exe | | | Generic Win/DOS Executable (4.7) |
| .exe | | | DOS Executable Generic (4.7) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2018:08:30 22:18:33+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 69632 |
| InitializedDataSize: | 65536 |
| UninitializedDataSize: | 147456 |
| EntryPoint: | 0x34fa0 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 18.5.0.0 |
| ProductVersionNumber: | 18.5.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Mozilla |
| FileDescription: | Firefox |
| FileVersion: | 18.05 |
| InternalName: | 7zS.sfx |
| LegalCopyright: | Mozilla |
| OriginalFileName: | 7zS.sfx.exe |
| ProductName: | Firefox |
| ProductVersion: | 18.05 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1060 | "C:\Program Files\Mozilla Firefox\default-browser-agent.exe" register-task 308046B0AF4A39CB | C:\Program Files\Mozilla Firefox\default-browser-agent.exe | — | setup.exe | |||||||||||
User: admin Company: Mozilla Foundation Integrity Level: HIGH Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| 1164 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1336 -parentBuildID 20240812083845 -prefsHandle 1760 -prefMapHandle 1752 -prefsLen 21229 -prefMapSize 256888 -appDir "C:\Program Files\Mozilla Firefox\browser" - {e6669e9b-fdcc-4921-8278-ea2a73fd7ade} 7148 "\\.\pipe\gecko-crash-server-pipe.7148" gpu | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 129.0.1 Modules
| |||||||||||||||
| 4020 | "C:\Program Files\Mozilla Firefox\firefox.exe" --backgroundtask install | C:\Program Files\Mozilla Firefox\firefox.exe | — | setup.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: HIGH Description: Firefox Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| 4236 | "C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice_tmp.exe" install | C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice_tmp.exe | maintenanceservice_installer.exe | ||||||||||||
User: admin Company: Mozilla Foundation Integrity Level: HIGH Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| 4824 | "C:\Program Files\Mozilla Firefox\firefox.exe" --backgroundtask defaultagent register-task 308046B0AF4A39CB | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| 5112 | "C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe" | C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe | setup.exe | ||||||||||||
User: admin Company: Mozilla Corporation Integrity Level: HIGH Description: Mozilla Maintenance Service Installer Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| 5140 | "C:\Program Files\Mozilla Firefox\firefox.exe" --backgroundtask install | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| 5408 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2172 -parentBuildID 20240812083845 -prefsHandle 2164 -prefMapHandle 2152 -prefsLen 21229 -prefMapSize 256888 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d2d23a89-3e02-4bf3-b796-d3b5608f035f} 7148 "\\.\pipe\gecko-crash-server-pipe.7148" socket | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 129.0.1 Modules
| |||||||||||||||
| 6016 | "C:\Program Files\Mozilla Firefox\firefox.exe" -reset-profile -migration -first-startup | C:\Program Files\Mozilla Firefox\firefox.exe | — | setup-stub.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| 6240 | "C:\Program Files\Mozilla Firefox\firefox.exe" --backgroundtask defaultagent register-task 308046B0AF4A39CB | C:\Program Files\Mozilla Firefox\firefox.exe | — | default-browser-agent.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: HIGH Description: Firefox Exit code: 0 Version: 129.0.1 Modules
| |||||||||||||||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Firefox\TaskBarIDs |
| Operation: | write | Name: | C:\Program Files\Mozilla Firefox |
Value: 308046B0AF4A39CB | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\LowRegistry |
| Operation: | delete value | Name: | AddToFavoritesInitialSelection |
Value: | |||
| (PID) Process: | (7088) setup-stub.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\LowRegistry |
| Operation: | delete value | Name: | AddToFeedsInitialSelection |
Value: | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6836 | Firefox Installer.exe | C:\Users\admin\AppData\Local\Temp\7zS4BA0EF3E\setup-stub.exe | executable | |
MD5:0BB63D7C9F50C73D7A1DC4A22C5DAE18 | SHA256:F8DC75F5B3E7A15CAAB2685A193C45BFDCA55B7F59F7F85D278D5E8B5EB386D5 | |||
| 7088 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsr58FA.tmp\UserInfo.dll | executable | |
MD5:610AD03DEC634768CD91C7ED79672D67 | SHA256:C6C413108539F141BEA3F679E0E2EF705898C51EC7C2607F478A865FC5E2E2DF | |||
| 7088 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsr58FA.tmp\UAC.dll | executable | |
MD5:D23B256E9C12FE37D984BAE5017C5F8C | SHA256:EC6A56D981892BF251DF1439BEA425A5F6C7E1C7312D44BEDD5E2957F270338C | |||
| 7088 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsr58FA.tmp\stub_common.js | text | |
MD5:EFCE3DCE0165B3F6551DB47E5C0AC8D6 | SHA256:DAB39CBAE31848CCE0B5C43FDDD2674FEF4DEA5B7A3DACDAABDC78A8A931817E | |||
| 6880 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsq563B.tmp\UAC.dll | executable | |
MD5:D23B256E9C12FE37D984BAE5017C5F8C | SHA256:EC6A56D981892BF251DF1439BEA425A5F6C7E1C7312D44BEDD5E2957F270338C | |||
| 7088 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsr58FA.tmp\nsJSON.dll | executable | |
MD5:E832077EAEE06F3B2AC9A8D2E7264567 | SHA256:705F4947FB94254C4E5084E6A962045F6A4E790DFC1ECF59CD0FC3FEB38BCBBF | |||
| 6880 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsq563B.tmp\System.dll | executable | |
MD5:B361682FA5E6A1906E754CFA08AA8D90 | SHA256:B711C4F17690421C9DC8DDB9ED5A9DDC539B3A28F11E19C851E25DCFC7701C04 | |||
| 7088 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsr58FA.tmp\System.dll | executable | |
MD5:B361682FA5E6A1906E754CFA08AA8D90 | SHA256:B711C4F17690421C9DC8DDB9ED5A9DDC539B3A28F11E19C851E25DCFC7701C04 | |||
| 7088 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsr58FA.tmp\CityHash.dll | executable | |
MD5:2021ACC65FA998DAA98131E20C4605BE | SHA256:C299A0A71BF57EB241868158B4FCFE839D15D5BA607E1BDC5499FDF67B334A14 | |||
| 7088 | setup-stub.exe | C:\Users\admin\AppData\Local\Temp\nsr58FA.tmp\bgstub.jpg | image | |
MD5:C55F15CEEDC724D6C6E15D1DAF96B698 | SHA256:4B7E441D51B790EE1C0BAFF19E4E968392A937877DFA8B84E74464F5BA7A4CF4 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
7088 | setup-stub.exe | GET | 200 | 34.120.208.123:80 | http://download-stats.mozilla.org/stub/v9/release/release/en-US/1/1/10/0/19045/0/0/0/2/0/66175800/66175800/0/0/38/37/0/0/12/0/0/0/1/123.0/20240213221259/129.0.1/20240812083845/1/1/0/1/34.117.35.28/dlsource%3Dmozillaci/2/1/0/0 | unknown | — | — | whitelisted |
2968 | svchost.exe | GET | 304 | 69.192.161.44:80 | http://x1.c.lencr.org/ | unknown | — | — | whitelisted |
3164 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
— | — | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
6508 | backgroundTaskHost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | unknown | — | — | whitelisted |
7088 | setup-stub.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAo1CNVcKSsBffitZcAP9%2BQ%3D | unknown | — | — | whitelisted |
7088 | setup-stub.exe | GET | 200 | 184.24.77.73:80 | http://r10.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBRpD%2BQVZ%2B1vf7U0RGQGBm8JZwdxcgQUdKR2KRcYVIUxN75n5gZYwLzFBXICEgOfds7UJR2FFZdqPwx2PSesGA%3D%3D | unknown | — | — | whitelisted |
7088 | setup-stub.exe | GET | 200 | 18.245.39.64:80 | http://ocsp.rootca1.amazontrust.com/MFQwUjBQME4wTDAJBgUrDgMCGgUABBRPWaOUU8%2B5VZ5%2Fa9jFTaU9pkK3FAQUhBjMhTTsvAyUlC4IWZzHshBOCggCEwdzEkpLy9ROx7U76vGUhC06D6E%3D | unknown | — | — | unknown |
7088 | setup-stub.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTk45WiKdPUwcMf8JgMC07ACYqr2AQUt2ui6qiqhIx56rTaD5iyxZV2ufQCEAMS6Jl19zCc5X6GAIL92CA%3D | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2388 | RUXIMICS.exe | 20.73.194.208:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3888 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
— | — | 20.73.194.208:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
3972 | svchost.exe | 20.73.194.208:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
5336 | SearchApp.exe | 104.126.37.130:443 | www.bing.com | Akamai International B.V. | DE | unknown |
— | — | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
3164 | svchost.exe | 40.126.32.138:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
3260 | svchost.exe | 40.113.103.199:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
3164 | svchost.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
login.live.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
product-details.mozilla.org |
| shared |
ocsp.rootca1.amazontrust.com |
| shared |
th.bing.com |
| whitelisted |
arc.msn.com |
| whitelisted |
download.mozilla.org |
| whitelisted |