Loading... Additional Content is being loaded
Windows
Analysis Report
bE5aaTiJM0.exe
Overview
General Information
| Sample Name: | bE5aaTiJM0.exe |
| Analysis ID: | 679172 |
| MD5: | 5fae11a9ddb49452b6896fd3217e9665 |
| SHA1: | a642378099d0ac4e1dc3e0abe98b12bee1992e1d |
| SHA256: | 12471d61dc844208bdbe23a9749980cf1a40ad45f844449afe55fb0f1cbbda0b |
| Tags: | exeStop |
| Infos: |  |
 |
|
Detection
Djvu
| Score: | 100 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Multi AV Scanner detection for submitted file
Malicious sample detected (through community Yara rule)
Found ransom note / readme
Yara detected Djvu Ransomware
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
C2 URLs / IPs found in malware configuration
Uses 32bit PE files
Yara signature match
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to query locales information (e.g. system language)
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Detected potential crypto function
Contains functionality to query CPU information (cpuid)
Found potential string decryption / allocating functions
Found evasive API chain (may stop execution after checking a module file name)
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
JA3 SSL client fingerprint seen in connection with other malware
Contains functionality to dynamically determine API calls
Found dropped PE file which has not been started or loaded
Contains functionality which may be used to detect a debugger (GetProcessHeap)
IP address seen in connection with other malware
Contains functionality for execution timing, often used to detect debuggers
PE file contains strange resources
Drops PE files
Contains functionality to read the PEB
Uses cacls to modify the permissions of files
Contains functionality to launch a program with higher privileges
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Uses Microsoft's Enhanced Cryptographic Provider
Contains functionality to query network adapater information
Creates a process in suspended mode (likely to inject code)
Classification
AV Detection |
  |
|---|
| Source: |
Virustotal: |
Perma Link | ||
| Source: |
ReversingLabs: |
|||
| Source: |
Avira URL Cloud: |
||
| Source: |
Avira URL Cloud: |
||
| Source: |
Virustotal: |
Perma Link | ||
| Source: |
Virustotal: |
Perma Link | ||
| Source: |
ReversingLabs: |
||
| Source: |
Joe Sandbox ML: |
||
| Source: |
Joe Sandbox ML: |
||
| Source: |
Malware Configuration Extractor: | ||