Linux
Analysis Report
tftp.elf
Overview
General Information
Sample name: | tftp.elf |
Analysis ID: | 1644119 |
MD5: | acedf944d0e8a5651b141bbfd1378b69 |
SHA1: | 84d6017e16ef34724067c4e4b4d9c6d7e43ddd04 |
SHA256: | 0e611b59976b9c50ef0e3ec6381624b139d367aad8c67ea117bd39f68dae430f |
Tags: | elfuser-abuse_ch |
Infos: |
Detection
Score: | 48 |
Range: | 0 - 100 |
Signatures
Multi AV Scanner detection for submitted file
Executes the "rm" command used to delete files or directories
Uses the "uname" system call to query kernel version information (possible evasion)
Classification
Joe Sandbox version: | 42.0.0 Malachite |
Analysis ID: | 1644119 |
Start date and time: | 2025-03-20 11:38:26 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 33s |
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: | tftp.elf |
Detection: | MAL |
Classification: | mal48.linELF@0/0@0/0 |
Command: | /tmp/tftp.elf |
PID: | 6232 |
Exit Code: | 135 |
Exit Code Info: | |
Killed: | False |
Standard Output: | |
Standard Error: |
⊘No yara matches
⊘No Suricata rule has matched
- • AV Detection
- • Networking
- • System Summary
- • Persistence and Installation Behavior
- • Malware Analysis System Evasion
Click to jump to signature section
Show All Signature Results
AV Detection |
---|
Source: | ReversingLabs: |
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: |
Source: | Network traffic detected: | ||
Source: | Network traffic detected: | ||
Source: | Network traffic detected: | ||
Source: | Network traffic detected: |
Source: | Classification label: |
Source: | Rm executable: | Jump to behavior | ||
Source: | Rm executable: | Jump to behavior |
Source: | Queries kernel information via 'uname': | Jump to behavior |
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: |
Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | Path Interception | Path Interception | 1 File Deletion | OS Credential Dumping | 11 Security Software Discovery | Remote Services | Data from Local System | 1 Encrypted Channel | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Credentials | Domains | Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | Boot or Logon Initialization Scripts | Rootkit | LSASS Memory | Application Window Discovery | Remote Desktop Protocol | Data from Removable Media | 1 Application Layer Protocol | Exfiltration Over Bluetooth | Network Denial of Service |
⊘No configs have been found
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
19% | ReversingLabs | Linux.Trojan.Multiverze |
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
⊘No contacted domains info
- No. of IPs < 25%
- 25% < No. of IPs < 50%
- 50% < No. of IPs < 75%
- 75% < No. of IPs
IP | Domain | Country | Flag | ASN | ASN Name | Malicious |
---|---|---|---|---|---|---|
34.249.145.219 | unknown | United States | 16509 | AMAZON-02US | false | |
109.202.202.202 | unknown | Switzerland | 13030 | INIT7CH | false | |
91.189.91.43 | unknown | United Kingdom | 41231 | CANONICAL-ASGB | false | |
91.189.91.42 | unknown | United Kingdom | 41231 | CANONICAL-ASGB | false |
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
34.249.145.219 | Get hash | malicious | Unknown | Browse | ||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Mirai | Browse | |||
Get hash | malicious | Mirai | Browse | |||
Get hash | malicious | Mirai | Browse | |||
Get hash | malicious | Unknown | Browse | |||
109.202.202.202 | Get hash | malicious | Unknown | Browse |
| |
91.189.91.43 | Get hash | malicious | Unknown | Browse | ||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
91.189.91.42 | Get hash | malicious | Unknown | Browse | ||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse |
⊘No context
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
CANONICAL-ASGB | Get hash | malicious | Unknown | Browse |
| |
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
CANONICAL-ASGB | Get hash | malicious | Unknown | Browse |
| |
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
INIT7CH | Get hash | malicious | Unknown | Browse |
| |
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
AMAZON-02US | Get hash | malicious | Prometei | Browse |
| |
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Cobalt Strike, FormBook | Browse |
| ||
Get hash | malicious | Cobalt Strike, FormBook | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Cobalt Strike, FormBook | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Prometei | Browse |
|
⊘No context
⊘No context
⊘No created / dropped files found
File type: | |
Entropy (8bit): | 6.009561679887215 |
TrID: |
|
File name: | tftp.elf |
File size: | 102'400 bytes |
MD5: | acedf944d0e8a5651b141bbfd1378b69 |
SHA1: | 84d6017e16ef34724067c4e4b4d9c6d7e43ddd04 |
SHA256: | 0e611b59976b9c50ef0e3ec6381624b139d367aad8c67ea117bd39f68dae430f |
SHA512: | cbb3c5b95023a01b366a6664afd6ce5c66cb81f0dfdbd157b7052e478adc87f90748cb8e73cfc3ffb2a12721b884d8822052c45f7fd2cb41fb57d3ee0a08f38a |
SSDEEP: | 3072:9LOuh02xHCKQnqZ9YfMXKgyLlBZSyPjYTC:FOuhPHCKsqZ9YfM6g23ZJLYTC |
TLSH: | D2A30A96F8A28B56C4C55777FB4FC75637231795E3DF36038A184E34278B50A8E3AA01 |
File Content Preview: | .ELF..............(.........4...........4. ...(........p.....+...+......................4...4...4...@...@...............t...t...t.............................................................................................................................. |
Download Network PCAP: filtered – full
- Total Packets: 11
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Mar 20, 2025 11:39:11.151941061 CET | 43928 | 443 | 192.168.2.23 | 91.189.91.42 |
Mar 20, 2025 11:39:16.783255100 CET | 42836 | 443 | 192.168.2.23 | 91.189.91.43 |
Mar 20, 2025 11:39:18.062923908 CET | 42516 | 80 | 192.168.2.23 | 109.202.202.202 |
Mar 20, 2025 11:39:31.373137951 CET | 43928 | 443 | 192.168.2.23 | 91.189.91.42 |
Mar 20, 2025 11:39:32.446974993 CET | 39246 | 443 | 192.168.2.23 | 34.249.145.219 |
Mar 20, 2025 11:39:32.447079897 CET | 443 | 39246 | 34.249.145.219 | 192.168.2.23 |
Mar 20, 2025 11:39:32.447374105 CET | 39246 | 443 | 192.168.2.23 | 34.249.145.219 |
Mar 20, 2025 11:39:32.447596073 CET | 39246 | 443 | 192.168.2.23 | 34.249.145.219 |
Mar 20, 2025 11:39:32.447622061 CET | 443 | 39246 | 34.249.145.219 | 192.168.2.23 |
Mar 20, 2025 11:39:43.659352064 CET | 42836 | 443 | 192.168.2.23 | 91.189.91.43 |
Mar 20, 2025 11:39:47.754787922 CET | 42516 | 80 | 192.168.2.23 | 109.202.202.202 |
Mar 20, 2025 11:40:12.327356100 CET | 43928 | 443 | 192.168.2.23 | 91.189.91.42 |
Mar 20, 2025 11:40:32.439630985 CET | 39246 | 443 | 192.168.2.23 | 34.249.145.219 |
Mar 20, 2025 11:40:32.484324932 CET | 443 | 39246 | 34.249.145.219 | 192.168.2.23 |
Mar 20, 2025 11:41:15.934746027 CET | 443 | 39246 | 34.249.145.219 | 192.168.2.23 |
System Behavior
Start time (UTC): | 10:39:10 |
Start date (UTC): | 20/03/2025 |
Path: | /tmp/tftp.elf |
Arguments: | /tmp/tftp.elf |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |
Start time (UTC): | 10:40:31 |
Start date (UTC): | 20/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 10:40:31 |
Start date (UTC): | 20/03/2025 |
Path: | /usr/bin/rm |
Arguments: | rm -f /tmp/tmp.ZJJXQx6pRL /tmp/tmp.4sz9aaeGLp /tmp/tmp.4hpUJs7kU9 |
File size: | 72056 bytes |
MD5 hash: | aa2b5496fdbfd88e38791ab81f90b95b |
Start time (UTC): | 10:40:31 |
Start date (UTC): | 20/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 10:40:31 |
Start date (UTC): | 20/03/2025 |
Path: | /usr/bin/rm |
Arguments: | rm -f /tmp/tmp.ZJJXQx6pRL /tmp/tmp.4sz9aaeGLp /tmp/tmp.4hpUJs7kU9 |
File size: | 72056 bytes |
MD5 hash: | aa2b5496fdbfd88e38791ab81f90b95b |