Trojan.Downloader.JRZS malicious file

The Trojan.Downloader.JRZS is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

What Trojan.Downloader.JRZS virus can do?

• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Dynamic (imported) function loading detected
• Enumerates running processes
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Chinese (Simplified)
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• Behavioural detection: Injection (Process Hollowing)
• Executed a process and injected code into it, probably while unpacking
• Behavioural detection: Injection (inter-process)

How to determine Trojan.Downloader.JRZS?

File Info:
name: C407AD473F83C621E4EF.mlwpath: /opt/CAPEv2/storage/binaries/ac4038b89cee3e3c5ee2e117a9d3c5c27190a05811eb02d088a8a876fb0becb6crc32: C761B654md5: c407ad473f83c621e4ef4cf44b4d3aecsha1: 2daefd13631ce5d8ed570ee2f0d584e5d8d2b3besha256: ac4038b89cee3e3c5ee2e117a9d3c5c27190a05811eb02d088a8a876fb0becb6sha512: 80bbf8a59ca6f6bfb4cc494f4caccfdd458f9aed059455ecf032444c5597035573a9ff9d2f834f0b3fbd370ebed3b84a798c6b27272209c07997f67b8ba1f91assdeep: 1536:OUHuExVqcLUF3oAzBT2fMlOQEKpbfkMDugeV:OUHuEx9s4AzBT2fMlOQ3tDLEtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B063E0DDAD540222D589C2305A5B9B7129F5F5B8FB07C3CB7BA6C82E6875A8C912320Dsha3_384: 74b3e4baeb15243a29dbd44836470062dc76700f1e3bdf8262bf5990b531563ede03ab26f0ac58020e8d3e713cca3952ep_bytes: 558bec6aff68d026400068a21d400064timestamp: 2015-07-07 18:27:33
Version Info:
0: [No Data]

Trojan.Downloader.JRZS also known as:

How to remove Trojan.Downloader.JRZS?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.