MALICIOUS — c69b9433f8d09671099d736b593d8a1f7430f8c8325a95255e22c28a3e331a77

MALICIOUS — c69b9433f8d09671099d736b593d8a1f7430f8c8325a95255e22c28a3e331a77 is a script sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 5 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: c69b9433f8d09671099d736b593d8a1f7430f8c8325a95255e22c28a3e331a77
• SHA-1: 28038022412801fa27024b4720d458258d0da13a
• MD5: 3d6fc032cca29fe6ea9548985c2677f8
• ssdeep: 96:n5zI1DIfNxoDfLiDoeduQfAGfaqQ9fk6KMvYVaAVlYMaVnJmt9yTYVocnXmuz:aI1yDji0cuQWD9M6WVnVlYMaVnJmt9y8
• TLSH: T1F11A61B84BB024808251646205516964BE9DBC72A5337BCE19FE4A333C7F39265F42FB
• Submitted as: c69b9433f8d09671099d736b593d8a1f7430f8c8325a95255e22c28a3e331a77
• File type: script · Size: 4432 bytes
• Verdict: malicious (99/100)

Detections (5 of 54 engines)

• YARA: MalwareAnalyser built-in: Suspicious_PowerShell_Download_Exec
• capa (capabilities): capability:execution/powershell
• YARA: MalwareAnalyser community pack: TL_Suspicious_PowerShell_Download
• Emsisoft (Emergency Kit): Trojan.GenericKDZ.86459
• Kaspersky (KVRT): HEUR:Exploit.Java.CVE-2019-2725.gen

MITRE ATT&CK

• T1059.001

YARA

• Suspicious_PowerShell_Download_Exec

Why this verdict

The malicious score of 99/100 is the fusion of 9 weighted signals:

• Encoded/hidden PowerShell download-and-exec (rule Suspicious_PowerShell_Download_Exec) - yara signal, weight 0.70, confidence 0.90
• Emsisoft (Emergency Kit) flagged Trojan.GenericKDZ.86459 (rule Trojan.GenericKDZ.86459) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Exploit.Java.CVE-2019-2725.gen (rule HEUR:Exploit.Java.CVE-2019-2725.gen) - engine signal, weight 0.55, confidence 0.85
• Obfuscated powershell script: download, dynamic-exec, defense-evasion (rule script-deobfuscation) - static signal, weight 0.55, confidence 0.75
• YARA: MalwareAnalyser community pack flagged TL_Suspicious_PowerShell_Download (rule TL_Suspicious_PowerShell_Download) - engine signal, weight 0.50, confidence 0.70
• execute via PowerShell (rule execute via PowerShell) - capa signal, weight 0.40, confidence 0.80
• YARA: MalwareAnalyser built-in flagged Suspicious_PowerShell_Download_Exec (rule Suspicious_PowerShell_Download_Exec) - engine signal, weight 0.35, confidence 0.70
• capa (capabilities) flagged capability:execution/powershell (rule capability:execution/powershell) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://www.bea.com/async/AsyncResponseService, http://194.38.20.31/xms.ps1, 194.38.20.31 - static signal, weight 0.35, confidence 0.60

Dynamic analysis (windows)

1152 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
• _dosvc._tcp.local
• 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
• 40.126.14.160
• 52.110.12.55 AU · Sydney · AS8075 Microsoft Corporation
• 23.33.238.135
• 4.247.188.224 IN · Pune · AS8075 Microsoft Corporation
• 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
• 23.33.238.207

Embedded URLs

• http://schemas.xmlsoap.org/soap/envelope/
• http://www.w3.org/2005/08/addressing
• http://www.bea.com/async/AsyncResponseService
• http://bea.com/2004/06/soap/workarea/
• http://194.38.20.31/xms.ps1
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Embedded domains

• schemas.xmlsoap.org
• www.w3.org
• www.bea.com
• bea.com

Embedded IP addresses

• 194.38.20.31
• 74.178.240.61
• 57.154.63.210
• 203.26.79.13
• 72.154.7.113
• 4.150.223.114
• 85.210.196.11
• 52.110.12.55
• 4.247.188.224
• 4.230.171.124
• 51.11.192.50
• 135.233.95.144
• 72.154.7.111

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report