MALICIOUS — 72b7cbf79418911330c204ea8025fe386253489ac681efa28ead34339d7c922b

MALICIOUS — 72b7cbf79418911330c204ea8025fe386253489ac681efa28ead34339d7c922b is a script sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (83/100). 2 of 54 detection engines flagged it.

Identification

• SHA-256: 72b7cbf79418911330c204ea8025fe386253489ac681efa28ead34339d7c922b
• SHA-1: b40e6b4ce5fe9b2d93e27664531909e21b96db20
• MD5: 44fd2274192f0263512e8cc8e12d63e5
• ssdeep: 48:iwR6vjCOkzBbN+SbODfHbK2/Ik8JUgppC2gDblc6mS/IkeWcQbhLJfYK68ZqzeeA:B6mdFN+HrHBgfppC2OlclS+2fP68ku
• TLSH: T19617C7D3781D29FCC04E8363FF47BA027F4C9A3223134592418D9E53E95D9926918B66
• Submitted as: 72b7cbf79418911330c204ea8025fe386253489ac681efa28ead34339d7c922b
• File type: script · Size: 3624 bytes
• Verdict: malicious (83/100)

Detections (2 of 54 engines)

• Microsoft Defender: Trojan:JS/Agent.AG!MSR
• Kaspersky (KVRT): HEUR:Trojan.Script.Generic

Why this verdict

The malicious score of 83/100 is the fusion of 3 weighted signals:

• Microsoft Defender flagged Trojan:JS/Agent.AG!MSR (rule Trojan:JS/Agent.AG!MSR) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85
• Obfuscated javascript script: dynamic-exec (rule script-deobfuscation) - static signal, weight 0.55, confidence 0.75

Dynamic analysis (windows)

1203 behavior events · 0 ATT&CK techniques · 1 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
• 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
• 162.159.142.9 US · San Francisco · AS13335 Cloudflare, Inc.
• 20.190.142.165
• 4.144.132.223 SG · Singapore · AS8075 Microsoft Corporation
• 52.123.252.229 AU · Sydney · AS8075 Microsoft Corporation
• 23.198.40.44
• 52.110.12.3 AU · Sydney · AS8075 Microsoft Corporation

Dropped files

• 8cb0d922d49d71ab85c3c3d7f5cfcea11261b692bccd80e58980d068d790b400 - 8cb0d922d49d71ab85c3c3d7f5cfcea11261b692bccd80e58980d068d790b400

Embedded URLs

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

Embedded domains

• amcare.org

Embedded IP addresses

• 172.172.255.217
• 203.26.79.13
• 162.159.142.9
• 4.144.132.223
• 52.123.252.229
• 52.110.12.3
• 4.230.171.124
• 48.211.4.16
• 52.148.114.188

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report