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| URL: | https://yesware.com |
| Full analysis: | https://app.any.run/tasks/d828d52e-bb5e-4b0c-a964-f1b2310944a7 |
| Verdict: | Malicious activity |
| Analysis date: | January 24, 2022, 16:44:45 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MD5: | 1B69E89FDCD2295850504609A589770D |
| SHA1: | 800128BDC4345F4FF31F099F22278314D44365F1 |
| SHA256: | 64344F8D943E5F8538789304B372D0DA931924BF54353B96DB1E12C89C7ED107 |
| SSDEEP: | 3:N8ZEQyKI:2R2 |
MALICIOUS
No malicious indicators.SUSPICIOUS
Executed via COM
- FlashUtil32_32_0_0_453_ActiveX.exe (PID: 1768)
Reads Microsoft Outlook installation path
- iexplore.exe (PID: 4072)
Checks supported languages
- FlashUtil32_32_0_0_453_ActiveX.exe (PID: 1768)
Creates files in the user directory
- FlashUtil32_32_0_0_453_ActiveX.exe (PID: 1768)
Reads the computer name
- FlashUtil32_32_0_0_453_ActiveX.exe (PID: 1768)
Reads the time zone
- iexplore.exe (PID: 4072)
INFO
Reads settings of System Certificates
- iexplore.exe (PID: 4072)
- iexplore.exe (PID: 3888)
Reads the computer name
- iexplore.exe (PID: 3888)
- iexplore.exe (PID: 4072)
Checks supported languages
- iexplore.exe (PID: 3888)
- iexplore.exe (PID: 4072)
Changes internet zones settings
- iexplore.exe (PID: 3888)
Reads internet explorer settings
- iexplore.exe (PID: 4072)
Checks Windows Trust Settings
- iexplore.exe (PID: 3888)
- iexplore.exe (PID: 4072)
Application launched itself
- iexplore.exe (PID: 3888)
Reads CPU info
- iexplore.exe (PID: 4072)
Creates files in the user directory
- iexplore.exe (PID: 4072)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Total processes
38
Monitored processes
3
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3888 | "C:\Program Files\Internet Explorer\iexplore.exe" "https://yesware.com" | C:\Program Files\Internet Explorer\iexplore.exe | Explorer.EXE | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 4072 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3888 CREDAT:267521 /prefetch:2 | C:\Program Files\Internet Explorer\iexplore.exe | iexplore.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Internet Explorer Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 1768 | C:\Windows\system32\Macromed\Flash\FlashUtil32_32_0_0_453_ActiveX.exe -Embedding | C:\Windows\system32\Macromed\Flash\FlashUtil32_32_0_0_453_ActiveX.exe | — | svchost.exe | |||||||||||
User: admin Company: Adobe Integrity Level: MEDIUM Description: Adobe� Flash� Player Installer/Uninstaller 32.0 r0 Version: 32,0,0,453 Modules
| |||||||||||||||
Total events
17 107
Read events
16 908
Write events
199
Delete events
0
Modification events
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPDaysSinceLastAutoMigration |
Value: 1 | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchLowDateTime |
Value: | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing |
| Operation: | write | Name: | NTPLastLaunchHighDateTime |
Value: 30937409 | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateLowDateTime |
Value: | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateHighDateTime |
Value: 30937409 | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main |
| Operation: | write | Name: | CompatibilityFlags |
Value: 0 | |||
| (PID) Process: | (3888) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
Executable files
0
Suspicious files
18
Text files
102
Unknown types
17
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4072 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_42D518C245FE7F2F9F026AD6DD212548 | der | |
MD5:C9123BBA096E9D25FAF2A0C4E9293809 | SHA256:2071A5695C003396BA6B8CC401E7D24728FC6CDE767EC18DD5A62DCE8F5AF5A1 | |||
| 3888 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776 | binary | |
MD5:562FF400CF63A87962BBC835CF58BEB8 | SHA256:6E03A2CF672F6CD5AC0E57FCDC8CBA94C2F5BBF95551BFCA76F7E6F0685FD9B1 | |||
| 3888 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\82CB34DD3343FE727DF8890D352E0D8F | der | |
MD5:E1EAE72E3715286294FAE5B772B54D91 | SHA256:CDF348AD50D67BDDAA3E15E75B24A792DBCF8A8C72519F12C357A96FAF381C03 | |||
| 4072 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751 | der | |
MD5:54E9306F95F32E50CCD58AF19753D929 | SHA256:45F94DCEB18A8F738A26DA09CE4558995A4FE02B971882E8116FC9B59813BB72 | |||
| 3888 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 | binary | |
MD5:0BEB691EC6D0420DF7FB0AA30842263C | SHA256:2E7B759ACD7502BBFEEAB86F960CC69B1D0158781F0994C6B895468B075652F7 | |||
| 4072 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_42D518C245FE7F2F9F026AD6DD212548 | binary | |
MD5:4E69E7DA25E1E5E1CDE69565338C8618 | SHA256:0BF83A71D2742F6C88D1A67AA91E65F6BF1A6045406C46029DAAFF4A39F96FE8 | |||
| 3888 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776 | der | |
MD5:111DCDB55A88510DB3C1E141A0EA1538 | SHA256:022A2CD07C65A61F3419427C0D278028CC8FD3C40D593279C2035D881013973B | |||
| 3888 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\82CB34DD3343FE727DF8890D352E0D8F | binary | |
MD5:9AFB5196A2E2782A72A1A6AD8F4BD016 | SHA256:B47410D2A6147740159BA831610D735CA1ECFC0A9B3C2BD72B70F290AA2E8A5E | |||
| 4072 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Low\TarC997.tmp | cat | |
MD5:D99661D0893A52A0700B8AE68457351A | SHA256:BDD5111162A6FA25682E18FA74E37E676D49CAFCB5B7207E98E5256D1EF0D003 | |||
| 4072 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751 | binary | |
MD5:8A392A3174076044E29784607677D4C7 | SHA256:5DD860B0347E974E2D480620C7D425AE8F1AEDFC5B5B4DD812AC41F70C754D71 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
15
TCP/UDP connections
73
DNS requests
31
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3888 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://crl3.digicert.com/Omniroot2025.crl | US | der | 7.68 Kb | whitelisted |
4072 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfqhLjKLEJQZPin0KCzkdAQpVYowQUsT7DaQP4v0cB1JgmGggC72NkK8MCEAKXB1YM1Knrv%2BJy8eCW2II%3D | US | der | 471 b | whitelisted |
4072 | iexplore.exe | GET | 200 | 18.66.92.70:80 | http://o.ss2.us//MEowSDBGMEQwQjAJBgUrDgMCGgUABBSLwZ6EW5gdYc9UaSEaaLjjETNtkAQUv1%2B30c7dH4b0W1Ws3NcQwg6piOcCCQCnDkpMNIK3fw%3D%3D | US | der | 1.70 Kb | whitelisted |
4072 | iexplore.exe | GET | 200 | 104.18.20.226:80 | http://ocsp2.globalsign.com/rootr3/MFEwTzBNMEswSTAJBgUrDgMCGgUABBT1nGh%2FJBjWKnkPdZIzB1bqhelHBwQUj%2FBLf6guRSSuTVD6Y5qL3uLdG7wCEHophRq39F1meVBmQbb%2F1x0%3D | US | der | 1.40 Kb | whitelisted |
4072 | iexplore.exe | GET | 200 | 23.45.105.185:80 | http://x1.c.lencr.org/ | NL | der | 717 b | whitelisted |
4072 | iexplore.exe | GET | 200 | 18.66.137.71:80 | http://ocsp.rootg2.amazontrust.com/MFQwUjBQME4wTDAJBgUrDgMCGgUABBSIfaREXmfqfJR3TkMYnD7O5MhzEgQUnF8A36oB1zArOIiiuG1KnPIRkYMCEwZ%2FlEoqJ83z%2BsKuKwH5CO65xMY%3D | US | der | 1.51 Kb | whitelisted |
3888 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | US | der | 471 b | whitelisted |
4072 | iexplore.exe | GET | 200 | 2.16.186.11:80 | http://r3.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBRI2smg%2ByvTLU%2Fw3mjS9We3NfmzxAQUFC6zF7dYVsuuUAlA5h%2BvnYsUwsYCEgMrfchP85Ks7SWhFVvNnGH0bw%3D%3D | unknown | der | 503 b | shared |
4072 | iexplore.exe | GET | 200 | 2.16.106.233:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?972a9daee2b5aa89 | unknown | compressed | 59.9 Kb | whitelisted |
4072 | iexplore.exe | GET | 200 | 18.66.137.97:80 | http://ocsp.rootca1.amazontrust.com/MFQwUjBQME4wTDAJBgUrDgMCGgUABBRPWaOUU8%2B5VZ5%2Fa9jFTaU9pkK3FAQUhBjMhTTsvAyUlC4IWZzHshBOCggCEwZ%2FlFeFh%2Bisd96yUzJbvJmLVg0%3D | US | der | 1.39 Kb | shared |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3888 | iexplore.exe | 2.16.106.171:80 | ctldl.windowsupdate.com | Akamai International B.V. | — | whitelisted |
3888 | iexplore.exe | 131.253.33.200:443 | www.bing.com | Microsoft Corporation | US | whitelisted |
3888 | iexplore.exe | 152.199.19.161:443 | r20swj13mr.microsoft.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
4072 | iexplore.exe | 2.16.106.233:80 | ctldl.windowsupdate.com | Akamai International B.V. | — | whitelisted |
4072 | iexplore.exe | 151.101.2.132:443 | yesware.com | Fastly | US | malicious |
4072 | iexplore.exe | 151.101.66.132:443 | yesware.com | Fastly | US | suspicious |
4072 | iexplore.exe | 151.101.130.132:443 | yesware.com | Fastly | US | suspicious |
— | — | 2.16.106.163:80 | ctldl.windowsupdate.com | Akamai International B.V. | — | whitelisted |
3888 | iexplore.exe | 2.16.106.163:80 | ctldl.windowsupdate.com | Akamai International B.V. | — | whitelisted |
3888 | iexplore.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
yesware.com |
| whitelisted |
api.bing.com |
| whitelisted |
www.bing.com |
| whitelisted |
ctldl.windowsupdate.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
crl3.digicert.com |
| whitelisted |
r20swj13mr.microsoft.com |
| whitelisted |
iecvlist.microsoft.com |
| whitelisted |
x1.c.lencr.org |
| whitelisted |
www.yesware.com |
| malicious |