SUSPICIOUS — master.js
SUSPICIOUS — master.js is a script sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (54/100). 0 of 53 detection engines flagged it.
Identification
- SHA-256:
fcda6fda337ee556c719af89f96be875c2156cb5e77c3c7359c0c56857f017ca - SHA-1:
070e066da34660a923fefc3311a14226fc22ba3a - MD5:
e7cfd5b651080c3e840aa3e455bbeb89 - ssdeep:
1536:GwVRWqqIk0GoPAvJ5v0yQdUzYhruDJQP3iwOLgWoLVBI22BLq:GwVEl/oPG5MZdIlgW2BI22BLq - TLSH:
T1194193F3344C1BCC8C06D5AE6D8A7ADB3B566DA6F4A48298C2B5EF151EE1C843C5C409 - Submitted as: master.js
- File type: script · Size: 185604 bytes
- Verdict: suspicious (54/100)
Detections (0 of 53 engines)
No engine flagged this sample.
Why this verdict
The suspicious score of 54/100 is the fusion of 4 weighted signals:
- Obfuscated javascript script: download, dynamic-exec, defense-evasion (rule
script-deobfuscation) - static signal, weight 0.55, confidence 0.75 - Contacted 25 external host(s) at runtime (27 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://www.baifubao.com/content/mywallet/h5/sdk_page/sdk_quan_manager.html, https://po.baidu.com/act/tpl/index.html?t=smartapppage&, https://b.bdstatic.com/searchbox/icms/searchbox/img/LOGO300x300.jpg - static signal, weight 0.35, confidence 0.60
- Extracted generic config (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
288 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- settings-win.data.microsoft.com
Embedded URLs
- https://www.baifubao.com/content/mywallet/h5/sdk_page/sdk_quan_manager.html
- https://po.baidu.com/act/tpl/index.html?t=smartapppage&
- https://b.bdstatic.com/searchbox/icms/searchbox/img/LOGO300x300.jpg
- https://vop.baidu.com/v2
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9?P1=1787944268&P2=404&P3=2&P4=G4lJMwDQYMxFrRaiggbhYFDb95kUtzO1g04M0alrt4st2unIVSIzD9QVlaKnmeOy%2b2Yp7DDKqsa4FhhUD%2fiMrQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787944301&P2=404&P3=2&P4=hMSRMvbak4bMSVo5aojC7pVPAeI0ccYDWUsKe9qgRg8UyvrZGh9q7bQEawzAiwPLQSu67IXFci5xQY5O1S6%2fyA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787341011&P2=404&P3=2&P4=RnVTh%2bB2Pw5dtCQI9VZ7fBdeaO%2fa7t43oA0gXCYvNn9XNwcWvy8yKAQBO45P%2fcii7F0yVVsbt%2bnxElgOB7FDgQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787340543&P2=404&P3=2&P4=GqNrqBbZe2HP%2bh0S3TXXwyj7Dse3JyqsL0Fd8dJjQoMKw7CmBDTJDYg%2bCkpwoslOv5f%2frerwS0YnFZ1BTR%2flzA%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- e.name
- a.name
- i.name
- o.name
- n.name
- t.name
- a.net
- www.baifubao.com
- po.baidu.com
- b.bdstatic.com
- vop.baidu.com
Embedded IP addresses
- 104.46.162.230
- 52.123.252.220
- 57.154.63.210
- 4.144.132.223
- 4.230.171.124
- 20.165.94.63
- 20.165.94.54
- 74.179.77.204
- 51.132.193.104
- 92.223.78.30
- 20.236.44.162
- 52.123.128.14
- 52.123.129.14
- 172.178.240.163
- 74.178.232.29
- 203.26.79.13
- 52.148.114.188
- 4.150.223.102
- 51.116.253.169
- 4.209.250.170
- 20.42.65.93
- 72.154.7.111
- 20.184.175.4
- 52.110.12.55
- 52.110.12.56
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report