MALICIOUS — html5.js
MALICIOUS — html5.js is a script sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (77/100). 0 of 53 detection engines flagged it.
Identification
- SHA-256:
27830be1bcaa6653dbed12b52b5f6135bd707cd404d52a46db872cf0ffd5151b - SHA-1:
5752c10a20a4f86d934f3acd7c4fa54cdf1269bd - MD5:
6f69fefab008b5ac52914973f1e644d6 - ssdeep:
48:ovIA59W3YKkqLsqRbMWa54jM9uXCww/3bMg5prG4wRIac:YeDCqRbra79uVO5dvqc - TLSH:
T13A1487267BED4C85D80A2CDB5C8D9D942F66A4B87DB061C8D16C7780A4E0A302E5D803 - Submitted as: html5.js
- File type: script · Size: 2000 bytes
- Verdict: malicious (77/100)
Detections (0 of 53 engines)
No engine flagged this sample.
Why this verdict
The malicious score of 77/100 is the fusion of 3 weighted signals:
- Memory forensics: 2 finding(s), e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85 - Obfuscated javascript script: dynamic-exec (rule
script-deobfuscation) - static signal, weight 0.55, confidence 0.75 - Contacted 27 external host(s) at runtime (23 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
350 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
- officeclient.microsoft.com
Embedded URLs
- 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=1787766394&P2=404&P3=2&P4=QzIiLVjZmch6bf16sPeKhhG0UwT%2becDrCv%2fHPb%2fYMC5ZwdijfvpBWscwqg%2bKilBbMYPRxcFidi9YTKlzbrPXgA%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=1787766422&P2=404&P3=2&P4=WXjhkHV2UPVpKVKFa6z6D4P30mPWqZaG1ahDeB%2bWySnWM8SvTRUCljpdyliflp%2fwCFJbsKL%2bteHcXpdVYp2Q8g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- remysharp.com
- iecss.com
Embedded IP addresses
- 135.233.45.221
- 4.150.223.114
- 4.230.171.124
- 40.84.97.4
- 4.144.132.114
- 57.154.63.210
- 135.233.95.144
- 135.232.92.97
- 74.179.77.204
- 135.233.95.80
- 20.231.239.246
- 52.123.128.14
- 40.104.4.2
- 203.26.79.13
- 135.233.45.223
- 52.148.114.188
- 52.110.12.25
- 52.110.12.20
- 72.154.7.108
- 172.178.240.163
- 4.150.223.108
- 4.209.250.170
- 20.42.73.27
- 48.192.143.121
- 85.210.193.152
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report