ET ATTACK_RESPONSE PowerShell Internet Connectivity Check via Network GUID Inbound
Sourceet/open
CreatedMay 29, 2019
UpdatedDecember 12, 2024
Classificationtrojan-activity
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET ATTACK_RESPONSE PowerShell Internet Connectivity Check via Network GUID Inbound"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:!"<html"; content:"|3a 3a|GetTypeFromCLSID"; nocase; content:"|5b|Guid|5d 27 7b|DCB00C01-570F-4A9B-8D69-199FDBA5723B|7d 27 29 29|.IsConnectedToInternet"; distance:0; nocase; fast_pattern; reference:md5,036180b14dce975a055e62902e5f3567; classtype:trojan-activity; sid:2027394; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2019_05_29, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag PowerShell, tag T1086, updated_at 2024_12_12;)
References
| md5 | 036180b14dce975a055e62902e5f3567 |
Metadata
affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_and_Server
created at2019_05_29
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityMinor
tagT1086
updated at2024_12_12
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