SUSPICIOUS — b571a93f0eff630a507724a994046a634a199b7503962ef1f1cfa457d72cb66e
SUSPICIOUS — b571a93f0eff630a507724a994046a634a199b7503962ef1f1cfa457d72cb66e is a html sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 1 of 53 detection engines flagged it.
Identification
- SHA-256:
b571a93f0eff630a507724a994046a634a199b7503962ef1f1cfa457d72cb66e - SHA-1:
d4324d504f9c18b771ae8694d91435527a6f7394 - MD5:
9752a1e428335b31f2702dfb7855127d - ssdeep:
384:7iTz6WZxNV2hq4ld6rTyv6Rb+nQKrlibQmYMH/pMF1E:2z1U1gyvCAdhi8yfpe1E - TLSH:
T149253B2917B52A8FE4D05703F82494AC29F6E2FFD9341597061ADF8E440CEF2E41C1A9 - Submitted as: b571a93f0eff630a507724a994046a634a199b7503962ef1f1cfa457d72cb66e
- File type: html · Size: 13323 bytes
- Verdict: suspicious (68/100)
Detections (1 of 53 engines)
- Microsoft Defender: flagged
Why this verdict
The suspicious score of 68/100 is the fusion of 3 weighted signals:
- Obfuscated powershell script: dynamic-exec (rule
script-deobfuscation) - static signal, weight 0.55, confidence 0.75 - Contacted 29 external host(s) at runtime (27 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://secure.aadcdn.microsoftonline-p.com/ests/2.1.8148.16/content/images/microsoft_logo.png?x=ed9c9eb0dce17d752bedea6b5acda6d9, https://secure.aadcdn.microsoftonline-p.com/ests/2.1.8148.16/content/images/microsoft_logo.svg?x=ee5c8d9fb6248c938fd0dc19370e90bd - static signal, weight 0.35, confidence 0.60
Dynamic analysis (windows)
277 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
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Embedded URLs
- https://secure.aadcdn.microsoftonline-p.com/ests/2.1.8148.16/content/images/microsoft_logo.png?x=ed9c9eb0dce17d752bedea6b5acda6d9
- https://secure.aadcdn.microsoftonline-p.com/ests/2.1.8148.16/content/images/microsoft_logo.svg?x=ee5c8d9fb6248c938fd0dc19370e90bd
- https://fonts.gstatic.com/s/opensans/v16/mem5YaGs126MiZpBA-UN_r8OUuhs.ttf
- 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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787842848&P2=404&P3=2&P4=M9MIcIEEXSPF5ZlFNFBsbde6B8%2bBvxCPRx3IGahSXYR444Q0v6dRTUW8GKcy0bqXi8Ko3DbXC8Z5aCKaUABCmw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787842911&P2=404&P3=2&P4=MhGY37qTjS4xbHjC7QQCHjyor%2fs3qB4xuEq24lm8ZRhuLSpaPlErpmFurwsrywlrY%2fiofmwxz4wucvmB2y01Cg%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/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787239565&P2=404&P3=2&P4=FCZ7cNRAMWzEMIQpZztxyDC57PNCcBGn9EuhYGUfowDRxqPjsS5mC7itr6CmxKMvVc%2bcx2LPYT5MpAd8hQSHpQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787239124&P2=404&P3=2&P4=Ki4rz%2b%2bKv26c8SEIRhbWYb%2frge7RbVCBIXDO9pfM07yH8Ezy383XInFnR3XnkooEauVTA0Y5ZqOWG73Ny9LveA%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- secure.aadcdn.microsoftonline-p.com
- fonts.gstatic.com
- s.to
Embedded IP addresses
- 4.150.223.108
- 4.144.132.114
- 57.154.63.210
- 4.230.171.124
- 135.233.95.80
- 74.179.77.204
- 135.233.95.135
- 4.150.223.110
- 203.26.79.13
- 20.184.175.17
- 20.112.250.133
- 52.123.128.14
- 40.103.64.226
- 135.233.45.222
- 4.247.188.233
- 20.184.175.1
- 52.148.114.188
- 20.42.73.27
- 72.154.7.100
- 52.110.12.16
- 135.234.160.246
- 48.199.12.1
- 20.42.73.28
- 52.168.112.66
- 4.150.223.114
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report