Linux
Analysis Report
tftp.elf
Overview
General Information
Detection
Score: | 48 |
Range: | 0 - 100 |
Signatures
Classification
Joe Sandbox version: | 42.0.0 Malachite |
Analysis ID: | 1646950 |
Start date and time: | 2025-03-24 13:14:19 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 23s |
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@2/0 |
Command: | /tmp/tftp.elf |
PID: | 5514 |
Exit Code: | 135 |
Exit Code Info: | |
Killed: | False |
Standard Output: | |
Standard Error: |
- system is lnxubuntu20
- dash New Fork (PID: 5589, Parent: 3670)
- dash New Fork (PID: 5590, Parent: 3670)
- dash New Fork (PID: 5591, Parent: 3670)
- dash New Fork (PID: 5592, Parent: 3670)
- dash New Fork (PID: 5593, Parent: 3670)
- dash New Fork (PID: 5594, Parent: 3670)
- dash New Fork (PID: 5595, Parent: 3670)
- dash New Fork (PID: 5596, Parent: 3670)
- dash New Fork (PID: 5597, Parent: 3670)
- dash New Fork (PID: 5598, Parent: 3670)
- cleanup
- • AV Detection
- • Networking
- • System Summary
- • Persistence and Installation Behavior
- • Malware Analysis System Evasion
Click to jump to signature section
AV Detection |
---|
Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Source: | UDP traffic detected without corresponding DNS query: | ||
Source: | UDP traffic detected without corresponding DNS query: |
Source: | HTTP traffic detected: |
Source: | DNS 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 | 2 Non-Application Layer Protocol | Exfiltration Over Bluetooth | Network Denial of Service |
Email Addresses | DNS Server | Domain Accounts | At | Logon Script (Windows) | Logon Script (Windows) | Obfuscated Files or Information | Security Account Manager | Query Registry | SMB/Windows Admin Shares | Data from Network Shared Drive | 3 Application Layer Protocol | Automated Exfiltration | Data Encrypted for Impact |
Employee Names | Virtual Private Server | Local Accounts | Cron | Login Hook | Login Hook | Binary Padding | NTDS | System Network Configuration Discovery | Distributed Component Object Model | Input Capture | 1 Ingress Tool Transfer | Traffic Duplication | Data Destruction |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
20% | Virustotal | Browse | ||
19% | ReversingLabs | Linux.Trojan.Multiverze |
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
daisy.ubuntu.com | 162.213.35.25 | true | false | high |
Name | Malicious | Antivirus Detection | Reputation |
---|---|---|---|
false | high |
- 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 |
---|---|---|---|---|---|---|
54.217.10.153 | unknown | United States | 16509 | AMAZON-02US | false |
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
54.217.10.153 | Get hash | malicious | Prometei | Browse | ||
Get hash | malicious | Mirai | Browse | |||
Get hash | malicious | Mirai | Browse | |||
Get hash | malicious | Gafgyt, Mirai | Browse | |||
Get hash | malicious | Gafgyt | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Mirai | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Gafgyt, Mirai | Browse |
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
daisy.ubuntu.com | Get hash | malicious | Unknown | Browse |
| |
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
|
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
AMAZON-02US | Get hash | malicious | Prometei | Browse |
| |
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Lokibot | 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 | HTMLPhisher | Browse |
| ||
Get hash | malicious | Mirai | Browse |
|
File type: | |
Entropy (8bit): | 6.0096404978507065 |
TrID: |
|
File name: | tftp.elf |
File size: | 102'400 bytes |
MD5: | a0607baab145e4a038b2faeca05a8120 |
SHA1: | f164a231bef59f71af48153a87be72b7b6d4c1c9 |
SHA256: | 5615abd0b3ca3c74bc850674d8ce299f1e4e197ae7c4287a7b75c224889eede4 |
SHA512: | 4438c11250f97589557de27e2873c772dc0ad9bfff0e83e616065e3c78d0c844d1f728f9ed740f53965164da2c535801577e82b68be9c76f1411988824de5f4b |
SSDEEP: | 3072:9LOuh02xHCKQnqZ9YfMXKgyLlBZSyPjYNC:FOuhPHCKsqZ9YfM6g23ZJLYNC |
TLSH: | 8AA30A96F8A28B56C4C557B7FB4FC75637231795E3DF36038A184E34278B50A8E3AA01 |
File Content Preview: | .ELF..............(.........4...........4. ...(........p.....+...+......................4...4...4...@...@...............t...t...t.............................................................................................................................. |
Download Network PCAP: filtered – full
- Total Packets: 14
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Mar 24, 2025 13:15:25.707508087 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:25.707577944 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:25.707689047 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:25.708632946 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:25.708647013 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:33.892539978 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:33.892740011 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:33.893511057 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:33.893518925 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:33.894916058 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:33.894985914 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:33.896832943 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:33.896910906 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:33.896960974 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:33.896967888 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:33.897011995 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:36.103492975 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:36.103598118 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:36.103699923 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:36.104505062 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Mar 24, 2025 13:15:36.104561090 CET | 443 | 49574 | 54.217.10.153 | 192.168.2.15 |
Mar 24, 2025 13:15:36.104612112 CET | 49574 | 443 | 192.168.2.15 | 54.217.10.153 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Mar 24, 2025 13:14:59.873481989 CET | 42312 | 53 | 192.168.2.15 | 1.1.1.1 |
Mar 24, 2025 13:14:59.873543024 CET | 55311 | 53 | 192.168.2.15 | 1.1.1.1 |
Mar 24, 2025 13:14:59.975338936 CET | 53 | 55311 | 1.1.1.1 | 192.168.2.15 |
Mar 24, 2025 13:15:00.013784885 CET | 53 | 42312 | 1.1.1.1 | 192.168.2.15 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Mar 24, 2025 13:14:59.873481989 CET | 192.168.2.15 | 1.1.1.1 | 0xb92c | Standard query (0) | A (IP address) | IN (0x0001) | false | |
Mar 24, 2025 13:14:59.873543024 CET | 192.168.2.15 | 1.1.1.1 | 0xa599 | Standard query (0) | 28 | IN (0x0001) | false |
Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|---|---|
Mar 24, 2025 13:15:00.013784885 CET | 1.1.1.1 | 192.168.2.15 | 0xb92c | No error (0) | 162.213.35.25 | A (IP address) | IN (0x0001) | false | ||
Mar 24, 2025 13:15:00.013784885 CET | 1.1.1.1 | 192.168.2.15 | 0xb92c | No error (0) | 162.213.35.24 | A (IP address) | IN (0x0001) | false |
|
Session ID | Source IP | Source Port | Destination IP | Destination Port |
---|---|---|---|---|
0 | 192.168.2.15 | 49574 | 54.217.10.153 | 443 |
Timestamp | Bytes transferred | Direction | Data |
---|---|---|---|
2025-03-24 12:15:33 UTC | 249 | OUT | |
2025-03-24 12:15:36 UTC | 271 | IN | |
2025-03-24 12:15:36 UTC | 216 | IN |
System Behavior
Start time (UTC): | 12:14:57 |
Start date (UTC): | 24/03/2025 |
Path: | /tmp/tftp.elf |
Arguments: | /tmp/tftp.elf |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |
Start time (UTC): | 12:15:34 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:34 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/rm |
Arguments: | rm -f /tmp/tmp.csKw0vbMpQ /tmp/tmp.acNFM6jCxY /tmp/tmp.c7WHuAMBxZ |
File size: | 72056 bytes |
MD5 hash: | aa2b5496fdbfd88e38791ab81f90b95b |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/cat |
Arguments: | cat /tmp/tmp.csKw0vbMpQ |
File size: | 43416 bytes |
MD5 hash: | 7e9d213e404ad3bb82e4ebb2e1f2c1b3 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/head |
Arguments: | head -n 10 |
File size: | 47480 bytes |
MD5 hash: | fd96a67145172477dd57131396fc9608 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/tr |
Arguments: | tr -d \\000-\\011\\013\\014\\016-\\037 |
File size: | 51544 bytes |
MD5 hash: | fbd1402dd9f72d8ebfff00ce7c3a7bb5 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/cut |
Arguments: | cut -c -80 |
File size: | 47480 bytes |
MD5 hash: | d8ed0ea8f22c0de0f8692d4d9f1759d3 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/cat |
Arguments: | cat /tmp/tmp.csKw0vbMpQ |
File size: | 43416 bytes |
MD5 hash: | 7e9d213e404ad3bb82e4ebb2e1f2c1b3 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/head |
Arguments: | head -n 10 |
File size: | 47480 bytes |
MD5 hash: | fd96a67145172477dd57131396fc9608 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/tr |
Arguments: | tr -d \\000-\\011\\013\\014\\016-\\037 |
File size: | 51544 bytes |
MD5 hash: | fbd1402dd9f72d8ebfff00ce7c3a7bb5 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/cut |
Arguments: | cut -c -80 |
File size: | 47480 bytes |
MD5 hash: | d8ed0ea8f22c0de0f8692d4d9f1759d3 |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 12:15:35 |
Start date (UTC): | 24/03/2025 |
Path: | /usr/bin/rm |
Arguments: | rm -f /tmp/tmp.csKw0vbMpQ /tmp/tmp.acNFM6jCxY /tmp/tmp.c7WHuAMBxZ |
File size: | 72056 bytes |
MD5 hash: | aa2b5496fdbfd88e38791ab81f90b95b |