[SANS ISC] Nicely Obfuscated Python RAT

I published the following diary on isc.sans.edu: “Nicely Obfuscated Python RAT“: While hunting, I found an interesting Python script. It matched one of my YARA rules due to the interesting list of imports but the content itself was nicely obfuscated. The script SHA256 hash is c5c8b428060bcacf2f654d1b4d9d062dfeb98294cad4e12204ee4aa6e2c93a0b and the current VT score

[SANS ISC] Analysis of a Phishing Kit

I published the following diary on isc.sans.edu: “Analysis of a Phishing Kit“: Sometimes, attackers make mistakes and allow security researchers to access interesting resources. This time, it’s another phishing kit that was left in the wild on the compromised server. The file is called ‘2019Amex.zip’ (SHA256:269ab3970ef8997a61b1b14eebe5a2beb1348b2dcc5358ccd4314ad19a41daf5)… [Read more]

[SANS ISC] Party in Ibiza with PowerShell

I published the following diary on isc.sans.edu: “Party in Ibiza with PowerShell“: Today, I would like to talk about PowerShell ISE or “Integration Scripting Environment”. This tool is installed by default on all Windows computers (besides the classic PowerShell interpreter). From a malware analysis point of view, ISE offers a key feature:

[SANS ISC] Suspicious Endpoint Containment with OSSEC

I published the following diary on isc.sans.edu: “Suspicious Endpoint Containment with OSSEC“: When a host is compromised/infected on your network, an important step in the Incident Handling process is the “containment” to prevent further infections.  To place the device into a restricted environment is definitively better than powering off the system

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