Loki - Simple IOC and Incident Response Scanner

April 5, 2022
(4,005 views)

Scanner for Simple Indicators of Compromise - https://github.com/Neo23x0/Loki

Detection is based on four detection methods:

1. File Name IOC
   Regex match on full file path/name

2. Yara Rule Check
   Yara signature match on file data and process memory

3. Hash Check
   Compares known malicious hashes (MD5, SHA1, SHA256) with scanned files
   
4. C2 Back Connect Check
   Compares process connection endpoints with C2 IOCs (new since version v.10)

Additional Checks:

1. Regin filesystem check (via --reginfs)
2. Process anomaly check (based on [Sysforensics](https://goo.gl/P99QZQ)
3. SWF decompressed scan (new since version v0.8)
4. SAM dump check

The Windows binary is compiled with PyInstaller and should run as x86 application on both x86 and x64 based systems.

How-To Run LOKI and Analyse the Reports

Run

  • Download the newest version of LOKI from the releases section
  • Extract the program package
  • Run loki-upgrader.exe on the system with Internet access to retrieve the newest signatures
  • Bring the program folder to a target system that should be scanned: removable media, network share, folder on target system
  • Open a command line "cmd.exe" as Administrator and run it from there (you....

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