- Threat Encyclopedia
- Malware
- Trojan.PS1.CRYSIS.AA
Trojan.PowerShell.Starter.g(KASPERSKY); PowerShell/Agent.NL trojan(NOD32)
Windows
Downloaded from the Internet
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
3,612 bytes
PS1
Yes
16 Aug 2020
Terminates processes
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Trojan adds the following processes:
Process Termination
This Trojan terminates processes or services that contain any of the following strings if found running in the affected system's memory:
9.850
16.170.04
17 Aug 2020
16.171.00
18 Aug 2020
Step 1
Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.
Step 2
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Identify and terminate files detected as Trojan.PS1.CRYSIS.AA
Step 4
Scan your computer with your Trend Micro product to delete files detected as Trojan.PS1.CRYSIS.AA. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information: