| URL: | https://rule34.us |
| Full analysis: | https://app.any.run/tasks/e5feb3b6-11b9-4330-8fd1-3e327008f739 |
| Verdict: | Malicious activity |
| Analysis date: | January 13, 2022, 02:58:41 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MD5: | 09002C1A6B62DCBDD15B90E442FF7B5A |
| SHA1: | 310BEAF6938C2E51F2567BC56F5DE34ADD3530E5 |
| SHA256: | 11D006E8F8A98745E56BAFBAED1DBC20A05614EA25EBA175152C607E24BE11D5 |
| SSDEEP: | 3:N8mLQW:2mf |
MALICIOUS
No malicious indicators.SUSPICIOUS
Drops a file with a compile date too recent
- iexplore.exe (PID: 3676)
Reads Microsoft Outlook installation path
- iexplore.exe (PID: 3676)
INFO
Changes internet zones settings
- iexplore.exe (PID: 2652)
Reads the computer name
- iexplore.exe (PID: 2652)
- iexplore.exe (PID: 3676)
Checks supported languages
- iexplore.exe (PID: 2652)
- iexplore.exe (PID: 3676)
Application launched itself
- iexplore.exe (PID: 2652)
Reads settings of System Certificates
- iexplore.exe (PID: 3676)
- iexplore.exe (PID: 2652)
Reads internet explorer settings
- iexplore.exe (PID: 3676)
Checks Windows Trust Settings
- iexplore.exe (PID: 2652)
- iexplore.exe (PID: 3676)
Creates files in the user directory
- iexplore.exe (PID: 3676)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Total processes
37
Monitored processes
2
Malicious processes
0
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2652 | "C:\Program Files\Internet Explorer\iexplore.exe" "https://rule34.us" | C:\Program Files\Internet Explorer\iexplore.exe | Explorer.EXE | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Exit code: 0 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 3676 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2652 CREDAT:267521 /prefetch:2 | C:\Program Files\Internet Explorer\iexplore.exe | iexplore.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Internet Explorer Exit code: 0 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
Total events
20 295
Read events
20 182
Write events
113
Delete events
0
Modification events
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPDaysSinceLastAutoMigration |
Value: 1 | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchLowDateTime |
Value: | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchHighDateTime |
Value: 30935081 | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateLowDateTime |
Value: | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateHighDateTime |
Value: 30935081 | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main |
| Operation: | write | Name: | CompatibilityFlags |
Value: 0 | |||
| (PID) Process: | (2652) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
Executable files
0
Suspicious files
22
Text files
129
Unknown types
18
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3676 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 | binary | |
MD5:— | SHA256:— | |||
| 2652 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63 | binary | |
MD5:— | SHA256:— | |||
| 3676 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\MFAQUS6V\autocomplete[1].css | text | |
MD5:— | SHA256:— | |||
| 3676 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\82CB34DD3343FE727DF8890D352E0D8F | binary | |
MD5:— | SHA256:— | |||
| 3676 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\MFAQUS6V\bar[1].png | image | |
MD5:— | SHA256:— | |||
| 3676 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\5IWPIAR9\post-index[1].css | text | |
MD5:— | SHA256:— | |||
| 3676 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 | compressed | |
MD5:F7DCB24540769805E5BB30D193944DCE | SHA256:6B88C6AC55BBD6FEA0EBE5A760D1AD2CFCE251C59D0151A1400701CB927E36EA | |||
| 3676 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\DY534W2X\search[1].svg | image | |
MD5:— | SHA256:— | |||
| 2652 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63 | der | |
MD5:— | SHA256:— | |||
| 3676 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\82CB34DD3343FE727DF8890D352E0D8F | der | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
13
TCP/UDP connections
56
DNS requests
21
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2652 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | US | der | 471 b | whitelisted |
3676 | iexplore.exe | GET | 200 | 172.217.16.131:80 | http://ocsp.pki.goog/gsr1/MFEwTzBNMEswSTAJBgUrDgMCGgUABBS3V7W2nAf4FiMTjpDJKg6%2BMgGqMQQUYHtmGkUNl8qJUC99BM00qP%2F8%2FUsCEHe9DWzbNvka6iEPxPBY0w0%3D | US | der | 1.41 Kb | whitelisted |
3676 | iexplore.exe | GET | 200 | 172.217.16.131:80 | http://ocsp.pki.goog/gts1c3/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTHLnmK3f9hNLO67UdCuLvGwCQHYwQUinR%2Fr4XN7pXNPZzQ4kYU83E1HScCECHMNwkPtKJCCgAAAAEl%2FQo%3D | US | der | 471 b | whitelisted |
2652 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8Ull8gIGmZT9XHrHiJQeI%3D | US | der | 1.47 Kb | whitelisted |
3676 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://crl3.digicert.com/Omniroot2025.crl | US | der | 7.68 Kb | whitelisted |
3676 | iexplore.exe | GET | 200 | 172.217.16.131:80 | http://ocsp.pki.goog/gtsr1/ME4wTDBKMEgwRjAJBgUrDgMCGgUABBQwkcLWD4LqGJ7bE7B1XZsEbmfwUAQU5K8rJnEaK0gnhS9SZizv8IkTcT4CDQIDvFNZazTHGPUBUGY%3D | US | der | 724 b | whitelisted |
3676 | iexplore.exe | GET | 200 | 13.107.4.50:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?bb7e75778f46b441 | US | compressed | 59.9 Kb | whitelisted |
3676 | iexplore.exe | GET | 200 | 13.107.4.50:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?d68f4ae558fb6517 | US | compressed | 4.70 Kb | whitelisted |
3676 | iexplore.exe | GET | 200 | 23.45.105.185:80 | http://x1.c.lencr.org/ | NL | der | 717 b | whitelisted |
3676 | iexplore.exe | GET | 200 | 13.107.4.50:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?93a388791bae1293 | US | compressed | 4.70 Kb | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3676 | iexplore.exe | 13.107.4.50:80 | ctldl.windowsupdate.com | Microsoft Corporation | US | whitelisted |
3676 | iexplore.exe | 104.21.234.218:443 | rule34.us | Cloudflare Inc | US | suspicious |
3676 | iexplore.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
2652 | iexplore.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
2652 | iexplore.exe | 204.79.197.200:443 | www.bing.com | Microsoft Corporation | US | whitelisted |
— | — | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
2652 | iexplore.exe | 152.199.19.161:443 | iecvlist.microsoft.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
— | — | 104.21.234.218:443 | rule34.us | Cloudflare Inc | US | suspicious |
3676 | iexplore.exe | 142.250.179.138:443 | ajax.googleapis.com | Google Inc. | US | whitelisted |
— | — | 142.250.179.138:443 | ajax.googleapis.com | Google Inc. | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
rule34.us |
| suspicious |
ctldl.windowsupdate.com |
| whitelisted |
api.bing.com |
| whitelisted |
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
crl3.digicert.com |
| whitelisted |
ajax.googleapis.com |
| whitelisted |
www.googletagmanager.com |
| whitelisted |
iecvlist.microsoft.com |
| whitelisted |
r20swj13mr.microsoft.com |
| whitelisted |