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Linux
Analysis Report
x86.elf
Overview
General Information
Detection
Score: | 76 |
Range: | 0 - 100 |
Whitelisted: | false |
Signatures
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Connects to many ports of the same IP (likely port scanning)
Deletes system log files
Machine Learning detection for sample
Sample tries to access files in /etc/config/ (typical for OpenWRT routers)
Sends malformed DNS queries
Creates hidden files and/or directories
Detected TCP or UDP traffic on non-standard ports
Enumerates processes within the "proc" file system
Found strings indicative of a multi-platform dropper
Sample contains strings indicative of BusyBox which embeds multiple Unix commands in a single executable
Sample has stripped symbol table
Sample listens on a socket
Sample tries to kill a process (SIGKILL)
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Yara signature match
Classification
Joe Sandbox version: | 41.0.0 Charoite |
Analysis ID: | 1555882 |
Start date and time: | 2024-11-14 15:42:09 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 56s |
Hypervisor based Inspection enabled: | false |
Report type: | full |
Cookbook file name: | defaultlinuxfilecookbook.jbs |
Analysis system description: | Ubuntu Linux 20.04 x64 (Kernel 5.4.0-72, Firefox 91.0, Evince Document Viewer 3.36.10, LibreOffice 6.4.7.2, OpenJDK 11.0.11) |
Analysis Mode: | default |
Sample name: | x86.elf |
Detection: | MAL |
Classification: | mal76.troj.evad.linELF@0/0@3/0 |
- Report size exceeded maximum capacity and may have missing network information.
- VT rate limit hit for: x86.elf
Command: | /tmp/x86.elf |
PID: | 6218 |
Exit Code: | 0 |
Exit Code Info: | |
Killed: | False |
Standard Output: | thIs wEek on xLaB lEarNs nOthinG xd |
Standard Error: |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
Linux_Trojan_Gafgyt_9e9530a7 | unknown | unknown |
| |
Linux_Trojan_Gafgyt_807911a2 | unknown | unknown |
| |
Linux_Trojan_Gafgyt_d4227dbf | unknown | unknown |
| |
Linux_Trojan_Gafgyt_620087b9 | unknown | unknown |
| |
Linux_Trojan_Gafgyt_33b4111a | unknown | unknown |
| |
Click to see the 1 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
Linux_Trojan_Gafgyt_9e9530a7 | unknown | unknown |
| |
Linux_Trojan_Gafgyt_807911a2 | unknown | unknown |
| |
Linux_Trojan_Gafgyt_d4227dbf | unknown | unknown |
| |
Linux_Trojan_Gafgyt_620087b9 | unknown | unknown |
| |
Linux_Trojan_Gafgyt_33b4111a | unknown | unknown |
| |
Click to see the 1 entries |
⊘No Suricata rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | ReversingLabs: |
Source: | Joe Sandbox ML: |
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