MALICIOUS — a345d4a696c2c3172fefe9adf39caa8e0025d1a4a9d637c0f1064614213250ea

MALICIOUS — a345d4a696c2c3172fefe9adf39caa8e0025d1a4a9d637c0f1064614213250ea 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: a345d4a696c2c3172fefe9adf39caa8e0025d1a4a9d637c0f1064614213250ea
• SHA-1: 0b346b11fafdbebdd498837e9dafba68aebc2ef2
• MD5: a29ea69056ba84916b66d5f7f3e9d8b1
• ssdeep: 96:bvu6zk5QZE210IM7KHlr1zu41PRGbA38KETUppC23clS+2fP68ku:DuZH21JrZnV8bQps2nzfPku
• TLSH: T1371CA58F78CD1AC5D55DEA92BF57F0923F1C92D5221320C2F5188E499C65C83A848AB4
• Submitted as: a345d4a696c2c3172fefe9adf39caa8e0025d1a4a9d637c0f1064614213250ea
• File type: script · Size: 5538 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)

1194 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
• 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
• 20.190.167.150
• 52.230.60.54 SG · Singapore · AS8075 Microsoft Corporation
• 192.168.122.114
• 52.123.252.238 AU · Sydney · AS8075 Microsoft Corporation
• 23.33.238.135
• 23.198.40.44
• 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
• 23.33.238.173

Dropped files

• 5374281d59a5d37321cfec1913779594de0b25e44a88d6073c95d4d812955333 - 5374281d59a5d37321cfec1913779594de0b25e44a88d6073c95d4d812955333

Embedded URLs

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

Embedded domains

• inver-aviv.com

Embedded IP addresses

• 40.79.150.123
• 20.42.73.25
• 52.178.17.2
• 135.234.160.244
• 52.230.60.54
• 52.123.252.238
• 4.230.171.124
• 4.150.223.112

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report