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Windows Analysis Report
jc1NVSdAkP.exe

Overview

General Information

Sample Name:jc1NVSdAkP.exe
Analysis ID:626606
MD5:4ae230eae2ec7bb0cfe6f9069616421e
SHA1:2439307f4a8b2d0938ab5bf480a0b12da403933b
SHA256:5f22cd86922fc0dfff33f6d9906291e50d12259b86e5a8bc804b6945ca7e994e
Tags:exenjratRAT
Infos:

Detection

Njrat
Score:100
Range:0 - 100
Whitelisted:false
Confidence:100%

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Malicious sample detected (through community Yara rule)
Detected unpacking (overwrites its own PE header)
Yara detected Njrat
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Antivirus detection for dropped file
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Machine Learning detection for sample
.NET source code contains potential unpacker
Machine Learning detection for dropped file
C2 URLs / IPs found in malware configuration
Modifies the windows firewall
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
Yara signature match
Antivirus or Machine Learning detection for unpacked file
May sleep (evasive loops) to hinder dynamic analysis
Creates files inside the system directory
Internet Provider seen in connection with other malware
Detected potential crypto function
Sample execution stops while process was sleeping (likely an evasion)
Contains long sleeps (>= 3 min)
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found inlined nop instructions (likely shell or obfuscated code)
Sample file is different than original file name gathered from version info
Drops PE files
Detected TCP or UDP traffic on non-standard ports
Creates a process in suspended mode (likely to inject code)

Classification

  • System is w10x64
  • jc1NVSdAkP.exe (PID: 6296 cmdline: "C:\Users\user\Desktop\jc1NVSdAkP.exe" MD5: 4AE230EAE2EC7BB0CFE6F9069616421E)