| File name: | 3hfnkpimlhhgieaddgfemjhofmfblmnib_9857_all_adru622zlqae6mxv2lblscnfanpq.crx3 |
| Full analysis: | https://app.any.run/tasks/86c6cbf2-231c-4a6a-a9d1-89446e736c8b |
| Verdict: | Malicious activity |
| Analysis date: | June 15, 2025, 05:27:24 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/octet-stream |
| File info: | data |
| MD5: | 0D50B2FDCDADF6C963032EE601105351 |
| SHA1: | 50F483D028B274B24D9491F0969ABD3ED0BC73AE |
| SHA256: | 96C567E170C61F90FFC47D165CA20A0B7D1820311A32957C9E2E11D1470E2E2F |
| SSDEEP: | 6144:s69pbO67EhrUIROyORBuc+v9lfKzyKFl+VWs5qE98yPod:s6nyc6UIROyORoFlfK+B5hLC |
MALICIOUS
No malicious indicators.SUSPICIOUS
Reads security settings of Internet Explorer
- WinRAR.exe (PID: 2680)
Start notepad (likely ransomware note)
- WinRAR.exe (PID: 2680)
INFO
Application launched itself
- firefox.exe (PID: 4512)
- firefox.exe (PID: 3976)
Reads Microsoft Office registry keys
- OpenWith.exe (PID: 2952)
- firefox.exe (PID: 3976)
- OpenWith.exe (PID: 8100)
- WinRAR.exe (PID: 2680)
Launching a file from the Downloads directory
- firefox.exe (PID: 3976)
Manual execution by a user
- WinRAR.exe (PID: 2680)
- WinRAR.exe (PID: 3800)
Reads security settings of Internet Explorer
- OpenWith.exe (PID: 2952)
- notepad.exe (PID: 8012)
The sample compiled with english language support
- firefox.exe (PID: 3976)
Executable content was dropped or overwritten
- firefox.exe (PID: 3976)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Total processes
181
Monitored processes
32
Malicious processes
0
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 760 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250227124745 -prefsHandle 2200 -prefsLen 36520 -prefMapHandle 2204 -prefMapSize 272997 -ipcHandle 2212 -initialChannelId {4b324d4f-e837-4f44-bd1b-512a0b5dd3a6} -parentPid 3976 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3976" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 136.0 Modules
| |||||||||||||||
| 1200 | "C:\WINDOWS\system32\mspaint.exe" "C:\Users\admin\Downloads\familytalk.jpg" | C:\Windows\System32\mspaint.exe | — | WinRAR.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Paint Exit code: 0 Version: 10.0.19041.3758 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1816 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4040 -prefsLen 44926 -prefMapHandle 4044 -prefMapSize 272997 -jsInitHandle 4048 -jsInitLen 247456 -parentBuildID 20250227124745 -ipcHandle 4008 -initialChannelId {a8011ecf-f0d5-4fd3-82cd-f9f68275b06b} -parentPid 3976 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3976" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 136.0 Modules
| |||||||||||||||
| 1896 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250227124745 -prefsHandle 3288 -prefsLen 36996 -prefMapHandle 3284 -prefMapSize 272997 -ipcHandle 3348 -initialChannelId {a94778f6-6a6f-4b34-84d2-7e2a4244baf6} -parentPid 3976 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3976" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 136.0 Modules
| |||||||||||||||
| 2124 | "C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Downloads\desktop.ini | C:\Windows\System32\notepad.exe | — | WinRAR.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2320 | "C:\WINDOWS\system32\mspaint.exe" "C:\Users\admin\Downloads\necessarymail.png" | C:\Windows\System32\mspaint.exe | — | WinRAR.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Paint Exit code: 0 Version: 10.0.19041.3758 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2680 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Downloads\3hfnkpimlhhgieaddgfemjhofmfblmnib_9857_all_adru622zlqae6mxv2lblscnfanpq.rar" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.91.0 Modules
| |||||||||||||||
| 2952 | "C:\WINDOWS\System32\OpenWith.exe" C:\Users\admin\AppData\Local\Temp\3hfnkpimlhhgieaddgfemjhofmfblmnib_9857_all_adru622zlqae6mxv2lblscnfanpq.crx3 | C:\Windows\System32\OpenWith.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Pick an app Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3628 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250227124745 -sandboxingKind 0 -prefsHandle 4888 -prefsLen 44926 -prefMapHandle 4884 -prefMapSize 272997 -ipcHandle 4876 -initialChannelId {2301e2da-b33a-478f-801b-95a9a1e31af7} -parentPid 3976 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3976" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 136.0 Modules
| |||||||||||||||
| 3800 | "C:\Program Files\WinRAR\WinRAR.exe" a -ep1 -scul -r0 -iext -- 3hfnkpimlhhgieaddgfemjhofmfblmnib_9857_all_adru622zlqae6mxv2lblscnfanpq.rar C:\Users\admin\Downloads\3hfnkpimlhhgieaddgfemjhofmfblmnib_9857_all_adru622zlqae6mxv2lblscnfanpq.crx3 | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.91.0 Modules
| |||||||||||||||
Total events
27 415
Read events
27 271
Write events
141
Delete events
3
Modification events
| (PID) Process: | (3976) firefox.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\DllPrefetchExperiment |
| Operation: | write | Name: | C:\Program Files\Mozilla Firefox\firefox.exe |
Value: 0 | |||
| (PID) Process: | (3800) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (3800) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (3800) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (3800) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (2680) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\preferences.zip | |||
| (PID) Process: | (2680) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\chromium_ext.zip | |||
| (PID) Process: | (2680) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\omni_23_10_2024_.zip | |||
| (PID) Process: | (2680) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Downloads\3hfnkpimlhhgieaddgfemjhofmfblmnib_9857_all_adru622zlqae6mxv2lblscnfanpq.rar | |||
| (PID) Process: | (2680) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
Executable files
4
Suspicious files
297
Text files
43
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite | — | |
MD5:— | SHA256:— | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-shm | binary | |
MD5:B7C14EC6110FA820CA6B65F5AEC85911 | SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-wal | binary | |
MD5:B1B7BAE8B4CF7FADC23FB161D3B56C52 | SHA256:495B42B969FC163967571E8B75C141166B789056E0C9C9F5BF599633A8E9E6D1 | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\9kie7cg6.default-release\startupCache\urlCache-current.bin | binary | |
MD5:3134ED3F12E4F4F8643DB90043B0FD7B | SHA256:26E4F122034D7A03F6DA0E707799B09CBEEBDAF8D7A3133A1F7BD894AC72EEA1 | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite-shm | binary | |
MD5:B7C14EC6110FA820CA6B65F5AEC85911 | SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\sessionCheckpoints.json.tmp | binary | |
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A | SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\bounce-tracking-protection.sqlite-journal | binary | |
MD5:BF455974272590B119EB440901D30131 | SHA256:1AAB9BE2A1282B705F085D2B90C5F7CE1930C046A3F032B1B92BA57AA9818CFC | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\cookies.sqlite-shm | binary | |
MD5:B7C14EC6110FA820CA6B65F5AEC85911 | SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB | |||
| 3976 | firefox.exe | C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\sessionCheckpoints.json | binary | |
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A | SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA | |||
| 3976 | firefox.exe | C:\Users\admin\Downloads\giHXw-bY.crx3.part | binary | |
MD5:0D50B2FDCDADF6C963032EE601105351 | SHA256:96C567E170C61F90FFC47D165CA20A0B7D1820311A32957C9E2E11D1470E2E2F | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
27
TCP/UDP connections
84
DNS requests
135
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1336 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
1268 | svchost.exe | GET | 200 | 2.16.241.19:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
1268 | svchost.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
3976 | firefox.exe | GET | 200 | 34.107.221.82:80 | http://detectportal.firefox.com/canonical.html | unknown | — | — | whitelisted |
3976 | firefox.exe | GET | 200 | 34.107.221.82:80 | http://detectportal.firefox.com/success.txt?ipv4 | unknown | — | — | whitelisted |
3976 | firefox.exe | POST | 200 | 142.250.181.227:80 | http://o.pki.goog/s/wr3/FIY | unknown | — | — | whitelisted |
3976 | firefox.exe | POST | 200 | 142.250.181.227:80 | http://o.pki.goog/we2 | unknown | — | — | whitelisted |
7968 | SIHClient.exe | GET | 200 | 23.219.150.101:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
3976 | firefox.exe | POST | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/ | unknown | — | — | whitelisted |
3976 | firefox.exe | POST | 200 | 142.250.181.227:80 | http://o.pki.goog/s/wr3/Ekg | unknown | — | — | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1268 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
3800 | RUXIMICS.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2336 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
1336 | svchost.exe | 20.190.159.4:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1336 | svchost.exe | 2.23.77.188:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
1268 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1268 | svchost.exe | 2.16.241.19:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
content-signature-2.cdn.mozilla.net |
| whitelisted |
content-signature-chains.prod.autograph.services.mozaws.net |
| whitelisted |
detectportal.firefox.com |
| whitelisted |