SUSPICIOUS — ac9ea8071897bfcb3c01b3410f00b1f0eb1cc0b27647675c233232fc5f342407

SUSPICIOUS — ac9ea8071897bfcb3c01b3410f00b1f0eb1cc0b27647675c233232fc5f342407 is a script sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (41/100), attributed to the Wacatac family. 1 of 53 detection engines flagged it.

Identification

• SHA-256: ac9ea8071897bfcb3c01b3410f00b1f0eb1cc0b27647675c233232fc5f342407
• SHA-1: f7c7af82f5ee9e5b491fb2736343c4962ed66c90
• MD5: bd5855c02cac2427d2ef17553f1f6dd3
• ssdeep: 24:OTcXpYGJsT/xAFPvky0bFP8nGcvZkSWAG8HTOFlEooqBnQp:O3e6A1sykFkpW/oqWp
• TLSH: T1E912D320D85B066CB34BD84DF008D3BB34CE691309AE42586D2E347F55D55FDD488392
• Submitted as: ac9ea8071897bfcb3c01b3410f00b1f0eb1cc0b27647675c233232fc5f342407
• File type: script · Size: 1163 bytes
• Verdict: suspicious (41/100) · Family: Wacatac

Detections (1 of 53 engines)

• Microsoft Defender: Trojan:Script/Wacatac.B!ml

Why this verdict

The suspicious score of 41/100 is the fusion of 1 weighted signal:

• Obfuscated javascript script: dynamic-exec (rule script-deobfuscation) - static signal, weight 0.55, confidence 0.75

Dynamic analysis (windows)

1126 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
• ntp.ubuntu.com
• desktop-hsgcbep
• 250.255.255.239.in-addr.arpa
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 252.0.0.224.in-addr.arpa
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

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=1787815871&P2=404&P3=2&P4=fqFOAYfQQQPJ3nmRFHb1VZel%2b6UTrPFq8XMl0JpYezbg257COkeJxegJKi3oKUDFqZDAjrI5g4DXmituLhsVdQ%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=1787815914&P2=404&P3=2&P4=ThVgJFblwhaFcSVlhalrMXL6Ds2ItxXNcBkgKZlu7kzURTBdnCxEXsKiDCdNU7lY22xSBjA4UnccA%2fsllu0DZA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded IP addresses

• 20.184.175.4
• 172.172.255.218
• 40.84.85.40
• 20.42.73.28
• 52.253.84.76
• 125.56.205.17
• 52.110.12.53
• 48.211.4.16
• 4.230.171.124
• 20.165.94.54
• 20.112.250.133
• 52.123.129.14
• 51.104.15.253
• 40.103.64.242
• 172.178.240.161
• 52.123.252.224
• 72.145.35.97
• 203.26.79.13
• 52.123.252.197

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report