Linux
Analysis Report
8893Xmi39S.arm5.elf
Overview
General Information
Sample name: | 8893Xmi39S.arm5.elf |
Analysis ID: | 1626037 |
MD5: | 7a9abb07a08c4ed4e185b4a35c4db88b |
SHA1: | 7c9295076abaddd6b297bc47e79464a8b41d75ae |
SHA256: | 477efe6e0ddee3084099b401852cd16cac775740ac409320fe6b585a5a9d0850 |
Tags: | elfuser-abuse_ch |
Infos: |
Detection
Score: | 52 |
Range: | 0 - 100 |
Signatures
Multi AV Scanner detection for submitted file
Sample is packed with UPX
ELF contains segments with high entropy indicating compressed/encrypted content
Executes the "rm" command used to delete files or directories
Sample contains only a LOAD segment without any section mappings
Uses the "uname" system call to query kernel version information (possible evasion)
Classification
Joe Sandbox version: | 42.0.0 Malachite |
Analysis ID: | 1626037 |
Start date and time: | 2025-02-27 22:16:51 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 31s |
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: | 8893Xmi39S.arm5.elf |
Detection: | MAL |
Classification: | mal52.evad.linELF@0/0@2/0 |
Command: | /tmp/8893Xmi39S.arm5.elf |
PID: | 5521 |
Exit Code: | 139 |
Exit Code Info: | SIGSEGV (11) Segmentation fault invalid memory reference |
Killed: | False |
Standard Output: | |
Standard Error: | qemu: uncaught target signal 11 (Segmentation fault) - core dumped |
⊘No yara matches
⊘No Suricata rule has matched
- • AV Detection
- • Networking
- • System Summary
- • Data Obfuscation
- • Persistence and Installation Behavior
- • Hooking and other Techniques for Hiding and Protection
- • Malware Analysis System Evasion
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | ReversingLabs: |
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: |
Source: | DNS traffic detected: |
Source: | String found in binary or memory: |
Source: | Network traffic detected: | ||
Source: | Network traffic detected: |
Source: | Program segment: |
Source: | Classification label: |
Data Obfuscation |
---|
Source: | String containing UPX found: | ||
Source: | String containing UPX found: | ||
Source: | String containing UPX found: |
Source: | Rm executable: | Jump to behavior | ||
Source: | Rm executable: | Jump to behavior |
Source: | Submission file: |
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: |
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 | 11 Obfuscated Files or Information | 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 | 1 File Deletion | LSASS Memory | Application Window Discovery | Remote Desktop Protocol | Data from Removable Media | 1 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 | 2 Application Layer Protocol | Automated Exfiltration | Data Encrypted for Impact |
⊘No configs have been found
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
47% | ReversingLabs | Linux.Network.LightAidra |
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
daisy.ubuntu.com | 162.213.35.24 | true | false | high |
Name | Source | 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 |
---|---|---|---|---|---|---|
34.254.182.186 | unknown | United States | 16509 | AMAZON-02US | false |
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
34.254.182.186 | Get hash | malicious | Mirai, Okiru | Browse | ||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Gafgyt, Mirai | Browse | |||
Get hash | malicious | Mirai | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Gafgyt | Browse | |||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Gafgyt, Mirai | Browse | |||
Get hash | malicious | Gafgyt | Browse |
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
daisy.ubuntu.com | 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 | Unknown | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
|
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
AMAZON-02US | Get hash | malicious | HTMLPhisher | Browse |
| |
Get hash | malicious | HTMLPhisher, Invisible JS | Browse |
| ||
Get hash | malicious | HTMLPhisher | Browse |
| ||
Get hash | malicious | HTMLPhisher, Invisible JS | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | CobaltStrike | Browse |
| ||
Get hash | malicious | CobaltStrike | Browse |
| ||
Get hash | malicious | CobaltStrike | Browse |
| ||
Get hash | malicious | HTMLPhisher, Invisible JS | Browse |
|
⊘No context
⊘No context
⊘No created / dropped files found
File type: | |
Entropy (8bit): | 7.971472994161156 |
TrID: |
|
File name: | 8893Xmi39S.arm5.elf |
File size: | 45'220 bytes |
MD5: | 7a9abb07a08c4ed4e185b4a35c4db88b |
SHA1: | 7c9295076abaddd6b297bc47e79464a8b41d75ae |
SHA256: | 477efe6e0ddee3084099b401852cd16cac775740ac409320fe6b585a5a9d0850 |
SHA512: | 9ba44922480615eb6e32931b46dd65a29cb7fd80bd6c4b87b49cb5c9ea966c2f77088f4ba2f6eb55481d392a82fae4dbad7df9244e27611b7e89aad0f93943b8 |
SSDEEP: | 768:PUrTQ11NNwEB5HwjVGJ1MWNYdTKD8NEo5b+joy3UlGEeDuFf0S+Nz:P11BijVGJ2dTNQoGPDkC |
TLSH: | 5B13F20B4344A530C1F46EB1821BD3893E291EF8E7C9215267C510BB7B490B9AF6B79B |
File Content Preview: | .ELF...a..........(.....\...4...........4. ...(.....................$...$...........................................Q.td............................K..gUPX!.........A...A......S..........?.E.h;.}...^..........e.;.P..%..9V...7.+]..R%..G..fW.1C......$..!I., |
ELF header | |
---|---|
Class: | |
Data: | |
Version: | |
Machine: | |
Version Number: | |
Type: | |
OS/ABI: | |
ABI Version: | 0 |
Entry Point Address: | |
Flags: | |
ELF Header Size: | 52 |
Program Header Offset: | 52 |
Program Header Size: | 32 |
Number of Program Headers: | 3 |
Section Header Offset: | 0 |
Section Header Size: | 40 |
Number of Section Headers: | 0 |
Header String Table Index: | 0 |
Type | Offset | Virtual Address | Physical Address | File Size | Memory Size | Entropy | Flags | Flags Description | Align | Prog Interpreter | Section Mappings |
---|---|---|---|---|---|---|---|---|---|---|---|
LOAD | 0x0 | 0x8000 | 0x8000 | 0x9124 | 0x9124 | 7.9644 | 0x5 | R E | 0x8000 | ||
LOAD | 0x0 | 0x18000 | 0x18000 | 0x0 | 0x1a7e0 | 0.0000 | 0x6 | RW | 0x8000 | ||
GNU_STACK | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0.0000 | 0x7 | RWE | 0x4 |
Download Network PCAP: filtered – full
- Total Packets: 4
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Feb 27, 2025 22:18:12.321306944 CET | 44524 | 443 | 192.168.2.15 | 34.254.182.186 |
Feb 27, 2025 22:18:12.327385902 CET | 443 | 44524 | 34.254.182.186 | 192.168.2.15 |
Feb 27, 2025 22:18:12.327486992 CET | 44524 | 443 | 192.168.2.15 | 34.254.182.186 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Feb 27, 2025 22:17:43.940277100 CET | 56344 | 53 | 192.168.2.15 | 8.8.8.8 |
Feb 27, 2025 22:17:43.940408945 CET | 58305 | 53 | 192.168.2.15 | 8.8.8.8 |
Feb 27, 2025 22:17:43.947021961 CET | 53 | 56344 | 8.8.8.8 | 192.168.2.15 |
Feb 27, 2025 22:17:43.947359085 CET | 53 | 58305 | 8.8.8.8 | 192.168.2.15 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Feb 27, 2025 22:17:43.940277100 CET | 192.168.2.15 | 8.8.8.8 | 0xa04e | Standard query (0) | A (IP address) | IN (0x0001) | false | |
Feb 27, 2025 22:17:43.940408945 CET | 192.168.2.15 | 8.8.8.8 | 0xd1d2 | Standard query (0) | 28 | IN (0x0001) | false |
Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|---|---|
Feb 27, 2025 22:17:43.947021961 CET | 8.8.8.8 | 192.168.2.15 | 0xa04e | No error (0) | 162.213.35.24 | A (IP address) | IN (0x0001) | false | ||
Feb 27, 2025 22:17:43.947021961 CET | 8.8.8.8 | 192.168.2.15 | 0xa04e | No error (0) | 162.213.35.25 | A (IP address) | IN (0x0001) | false |
System Behavior
Start time (UTC): | 21:17:42 |
Start date (UTC): | 27/02/2025 |
Path: | /tmp/8893Xmi39S.arm5.elf |
Arguments: | /tmp/8893Xmi39S.arm5.elf |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |
Start time (UTC): | 21:18:11 |
Start date (UTC): | 27/02/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 21:18:11 |
Start date (UTC): | 27/02/2025 |
Path: | /usr/bin/rm |
Arguments: | rm -f /tmp/tmp.RGuBWzud3I /tmp/tmp.3cnTBr3gzN /tmp/tmp.32ESt0xzDe |
File size: | 72056 bytes |
MD5 hash: | aa2b5496fdbfd88e38791ab81f90b95b |
Start time (UTC): | 21:18:11 |
Start date (UTC): | 27/02/2025 |
Path: | /usr/bin/dash |
Arguments: | - |
File size: | 129816 bytes |
MD5 hash: | 1e6b1c887c59a315edb7eb9a315fc84c |
Start time (UTC): | 21:18:11 |
Start date (UTC): | 27/02/2025 |
Path: | /usr/bin/rm |
Arguments: | rm -f /tmp/tmp.RGuBWzud3I /tmp/tmp.3cnTBr3gzN /tmp/tmp.32ESt0xzDe |
File size: | 72056 bytes |
MD5 hash: | aa2b5496fdbfd88e38791ab81f90b95b |