SUSPICIOUS — 51c1bf3b79a3fc2959172482796d0b0b2acc18486acbbe097aa914d4b751cd93

SUSPICIOUS — 51c1bf3b79a3fc2959172482796d0b0b2acc18486acbbe097aa914d4b751cd93 is a script sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (41/100). 0 of 54 detection engines flagged it.

Identification

• SHA-256: 51c1bf3b79a3fc2959172482796d0b0b2acc18486acbbe097aa914d4b751cd93
• SHA-1: c6952a55c9b0a4ce53837496f14f2bf332646f22
• MD5: d07df86c0f898c754964c539f127eb43
• ssdeep: 192:wADJ5+8IxyBwCyfDLN/dTN25ayrQlQMCPfpC2LwfoL+eoKGOk5GcoCCgbG8lGFPU:Dl5+FL+HoKgCF1EXsPZDjcYWn
• TLSH: T13227263DF6C0F47FE54732FB1A88388D86C66ADAA003A760C6C57D0269A7D99467D043
• Submitted as: 51c1bf3b79a3fc2959172482796d0b0b2acc18486acbbe097aa914d4b751cd93
• File type: script · Size: 16220 bytes
• Verdict: suspicious (41/100)

Detections (0 of 54 engines)

No engine flagged this sample.

Why this verdict

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

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

Dynamic analysis (windows)

1206 behavior events · 0 ATT&CK techniques · 0 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• 250.255.255.239.in-addr.arpa
• ntp.ubuntu.com
• desktop-hsgcbep._dosvc._tcp.local
• desktop-hsgcbep(1)._dosvc._tcp.local
• desktop-hsgcbep(2)._dosvc._tcp.local
• desktop-hsgcbep(3)._dosvc._tcp.local
• _dosvc._tcp.local
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• 23.40.52.209
• 23.11.37.157
• 20.190.142.164
• 4.144.132.223 SG · Singapore · AS8075 Microsoft Corporation
• 150.171.22.17
• 23.33.238.135

Embedded URLs

• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Embedded domains

• m.sofseo.cn
• m.haoweb.top
• x2fm.sofseo.cn

Embedded IP addresses

• 72.145.35.97
• 52.123.129.14
• 172.215.188.225
• 20.184.175.22
• 4.144.132.223
• 52.110.12.32
• 74.178.76.54
• 4.230.171.124
• 72.153.5.62
• 20.42.179.192
• 92.223.78.30
• 52.148.114.188

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report