| URL: | https://cdn-121.bayfiles.com/Z3407a71p7/584b188e-1610246410/Client-built.exe |
| Full analysis: | https://app.any.run/tasks/a66b23e6-405b-44f4-858f-50129cabaf12 |
| Verdict: | Malicious activity |
| Analysis date: | January 10, 2021, 02:35:14 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MD5: | 9C705F58FBEEB81CFC9674BFBB9AC750 |
| SHA1: | 75835E3FFED1F6388606C1582FE0771F82B72168 |
| SHA256: | 709FEC8869C8EB7D636019816AF8DB72D79D457F5D6967FA28527A02EFA15FC9 |
| SSDEEP: | 3:N8cFXSkWWLK5V3nVyhUdTFmJzIHZ8dAn:2cFNtK5V3oomJEBn |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 376 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | explorer.exe | ||||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 0 Version: 8.29.0.50 Modules
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| 768 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1000,17917889563556861208,11257510374991666061,131072 --enable-features=PasswordImport --lang=en-US --extension-process --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=6862264515355180913 --renderer-client-id=4 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2524 /prefetch:1 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
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| 772 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4004.13.1177938761\22988052" -childID 2 -isForBrowser -prefsHandle 2752 -prefMapHandle 2756 -prefsLen 5997 -prefMapSize 191824 -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 4004 "\\.\pipe\gecko-crash-server-pipe.4004" 2772 tab | C:\Program Files\Mozilla Firefox\firefox.exe | firefox.exe | ||||||||||||
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Exit code: 0 Version: 68.0.1 Modules
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| 1088 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1000,17917889563556861208,11257510374991666061,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=11499344401508387587 --mojo-platform-channel-handle=2904 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
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| 1096 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | Skype.exe | ||||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 0 Version: 8.29.0.50 Modules
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| 1288 | "C:\Program Files\Google\Chrome\Application\chrome.exe" | C:\Program Files\Google\Chrome\Application\chrome.exe | explorer.exe | ||||||||||||
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
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| 1684 | "C:\Program Files\Opera\opera.exe" | C:\Program Files\Opera\opera.exe | explorer.exe | ||||||||||||
User: admin Company: Opera Software Integrity Level: MEDIUM Description: Opera Internet Browser Exit code: 0 Version: 1748 Modules
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| 1716 | C:\Windows\system32\reg.exe ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Skype for Desktop" /t REG_SZ /d "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" /f | C:\Windows\system32\reg.exe | Skype.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
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| 1752 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | Skype.exe | ||||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 2 Version: 8.29.0.50 Modules
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| 1916 | "C:\Program Files\Mozilla Firefox\firefox.exe" | C:\Program Files\Mozilla Firefox\firefox.exe | — | explorer.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 68.0.1 Modules
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| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateLowDateTime |
Value: 1432976496 | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateHighDateTime |
Value: 30861049 | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main |
| Operation: | write | Name: | CompatibilityFlags |
Value: 0 | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings |
| Operation: | write | Name: | ProxyEnable |
Value: 0 | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections |
| Operation: | write | Name: | SavedLegacySettings |
Value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| |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2232) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2432 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Low\Cab335E.tmp | — | |
MD5:— | SHA256:— | |||
| 2432 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Low\Tar335F.tmp | — | |
MD5:— | SHA256:— | |||
| 2232 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\~DF3BCEB511E5F0594C.TMP | — | |
MD5:— | SHA256:— | |||
| 2232 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\Client-built.exe.rubaa2e.partial:Zone.Identifier | — | |
MD5:— | SHA256:— | |||
| 1288 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\BrowserMetrics\BrowserMetrics-5FFA680E-508.pma | — | |
MD5:— | SHA256:— | |||
| 376 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\34PVKS3AWHA4GYSNGWVL.temp | — | |
MD5:— | SHA256:— | |||
| 1288 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\LOG.old | — | |
MD5:— | SHA256:— | |||
| 1288 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\LOG.old | — | |
MD5:— | SHA256:— | |||
| 1288 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\LOG.old | — | |
MD5:— | SHA256:— | |||
| 1288 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\LOG.old~RF159dc0.TMP | — | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2432 | iexplore.exe | GET | 200 | 2.16.186.27:80 | http://crl.identrust.com/DSTROOTCAX3CRL.crl | unknown | der | 1.16 Kb | whitelisted |
4004 | firefox.exe | POST | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/ | US | der | 471 b | whitelisted |
4004 | firefox.exe | POST | 200 | 142.250.74.195:80 | http://ocsp.pki.goog/gts1o1core | US | der | 472 b | whitelisted |
4004 | firefox.exe | POST | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/ | US | der | 471 b | whitelisted |
2432 | iexplore.exe | GET | 200 | 2.16.186.10:80 | http://crl.identrust.com/DSTROOTCAX3CRL.crl | unknown | der | 1.16 Kb | whitelisted |
4004 | firefox.exe | POST | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/ | US | der | 471 b | whitelisted |
4004 | firefox.exe | GET | 200 | 34.107.221.82:80 | http://detectportal.firefox.com/success.txt | US | text | 8 b | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2200 | chrome.exe | 172.217.16.129:443 | clients2.googleusercontent.com | Google Inc. | US | whitelisted |
— | — | 45.154.253.50:443 | cdn-121.bayfiles.com | — | — | unknown |
2432 | iexplore.exe | 45.154.253.50:443 | cdn-121.bayfiles.com | — | — | unknown |
2432 | iexplore.exe | 2.16.186.10:80 | crl.identrust.com | Akamai International B.V. | — | whitelisted |
2432 | iexplore.exe | 2.16.186.27:80 | crl.identrust.com | Akamai International B.V. | — | whitelisted |
376 | Skype.exe | 52.174.193.75:443 | get.skype.com | Microsoft Corporation | NL | whitelisted |
376 | Skype.exe | 2.18.233.81:443 | download.skype.com | Akamai International B.V. | — | whitelisted |
376 | Skype.exe | 13.107.42.23:443 | a.config.skype.com | Microsoft Corporation | US | suspicious |
2200 | chrome.exe | 74.125.124.94:443 | clientservices.googleapis.com | Google Inc. | US | whitelisted |
1684 | opera.exe | 185.26.182.94:443 | certs.opera.com | Opera Software AS | — | whitelisted |
Domain | IP | Reputation |
|---|---|---|
cdn-121.bayfiles.com |
| unknown |
crl.identrust.com |
| whitelisted |
get.skype.com |
| whitelisted |
a.config.skype.com |
| whitelisted |
download.skype.com |
| whitelisted |
clientservices.googleapis.com |
| whitelisted |
accounts.google.com |
| shared |
certs.opera.com |
| whitelisted |
www.google.com.ua |
| whitelisted |
clients2.google.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
1684 | opera.exe | Potentially Bad Traffic | ET INFO TLS Handshake Failure |
1684 | opera.exe | Potentially Bad Traffic | ET INFO TLS Handshake Failure |
1684 | opera.exe | Potentially Bad Traffic | ET INFO TLS Handshake Failure |
1684 | opera.exe | Potentially Bad Traffic | ET INFO TLS Handshake Failure |
1060 | svchost.exe | Potentially Bad Traffic | ET INFO Observed DNS Query to .cloud TLD |
1060 | svchost.exe | Potentially Bad Traffic | ET INFO Observed DNS Query to .cloud TLD |
Process | Message |
|---|---|
Skype.exe | [1096:2532:0110/023557.448:VERBOSE1:crash_service_main.cc(78)] Session start. cmdline is [--reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1]
|
Skype.exe | [1096:2532:0110/023557.448:VERBOSE1:crash_service.cc(145)] window handle is 00050146
|
Skype.exe | [1096:2532:0110/023557.448:VERBOSE1:crash_service.cc(300)] pipe name is \\.\pipe\skype-preview Crash Service
dumps at C:\Users\admin\AppData\Local\Temp\skype-preview Crashes
|
Skype.exe | [1096:2532:0110/023557.448:VERBOSE1:crash_service.cc(304)] checkpoint is C:\Users\admin\AppData\Local\Temp\skype-preview Crashes\crash_checkpoint.txt
server is https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload
maximum 128 reports/day
reporter is electron-crash-service
|
Skype.exe | [1096:2532:0110/023557.448:VERBOSE1:crash_service_main.cc(94)] Ready to process crash requests
|
Skype.exe | [1096:2820:0110/023557.448:VERBOSE1:crash_service.cc(333)] client start. pid = 376
|
Skype.exe | [1096:2820:0110/023605.937:VERBOSE1:crash_service.cc(333)] client start. pid = 3644
|
Skype.exe | [1752:1360:0110/023609.104:VERBOSE1:crash_service_main.cc(78)] Session start. cmdline is [--reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1]
|
Skype.exe | [1752:1360:0110/023609.106:VERBOSE1:crash_service.cc(145)] window handle is 000302A2
|
Skype.exe | [1752:1360:0110/023609.108:VERBOSE1:crash_service.cc(300)] pipe name is \\.\pipe\skype-preview Crash Service
dumps at C:\Users\admin\AppData\Local\Temp\skype-preview Crashes
|