MALICIOUS — 6f9bde779f938d33b124fd3a38608cac7f2097e8da34969a52c02c6d5504ff98

MALICIOUS — 6f9bde779f938d33b124fd3a38608cac7f2097e8da34969a52c02c6d5504ff98 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: 6f9bde779f938d33b124fd3a38608cac7f2097e8da34969a52c02c6d5504ff98
• SHA-1: 8c4a339286525a2933a7a8db27fd2ca29514b388
• MD5: 1de5e668c8fcf929f92107a86f410864
• ssdeep: 1536:5DFdqcFjyAlENEeDq6/9m59Clae6dxx7A6htTF38tzfFKQt4RcSS/Yq31pWK:FqcFjy5Yq3TWK
• TLSH: T1D336A6663A2F5ED8DC1DB46F2ECC784B7B23993AF7D154C0D10DC21429D88915CAA82E
• Submitted as: 6f9bde779f938d33b124fd3a38608cac7f2097e8da34969a52c02c6d5504ff98
• File type: script · Size: 66697 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, defense-evasion (rule script-deobfuscation) - static signal, weight 0.55, confidence 0.75

Dynamic analysis (windows)

1130 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
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• 23.40.52.85
• 23.11.37.157
• 40.126.14.164
• 23.33.238.178
• 52.110.12.50 AU · Sydney · AS8075 Microsoft Corporation
• 20.247.184.197 SG · Singapore · AS8075 Microsoft Corporation
• 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
• 23.33.238.116
• 192.168.122.109

Dropped files

• da86da7f08add102a55965fe17c933b64b5b20e9b5e0bb1cb0c7410db2206911 - da86da7f08add102a55965fe17c933b64b5b20e9b5e0bb1cb0c7410db2206911

Embedded URLs

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

Embedded domains

• zloirock.ru
• v.store
• e.to
• this.constructor.name
• c.top
• r.top
• sofyworld.com

Embedded IP addresses

• 203.26.79.13
• 52.110.12.50
• 20.247.184.197
• 4.230.171.124
• 20.42.179.192

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report