Linux
Analysis Report
arm6.elf
Overview
General Information
Sample name: | arm6.elf |
Analysis ID: | 1650431 |
MD5: | 64fcd122c68290ec71e65b85da6b1d08 |
SHA1: | a21769d8fd312a76768149a489aced173686a04e |
SHA256: | 8fb160c944e97194b74d02612236fa4925b63b80658cd0a3cff1e24f618eebbf |
Tags: | elfuser-abuse_ch |
Infos: |
Detection
Score: | 48 |
Range: | 0 - 100 |
Signatures
Multi AV Scanner detection for submitted file
Sample has stripped symbol table
Uses the "uname" system call to query kernel version information (possible evasion)
Classification
Joe Sandbox version: | 42.0.0 Malachite |
Analysis ID: | 1650431 |
Start date and time: | 2025-03-27 17:58:28 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 30s |
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: | arm6.elf |
Detection: | MAL |
Classification: | mal48.linELF@0/0@2/0 |
Command: | /tmp/arm6.elf |
PID: | 5528 |
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 |
- system is lnxubuntu20
- cleanup
⊘No yara matches
⊘No Suricata rule has matched
- • AV Detection
- • Networking
- • System Summary
- • Malware Analysis System Evasion
Click to jump to signature section
Show All Signature Results
AV Detection |
---|
Source: | ReversingLabs: |
Source: | UDP traffic detected without corresponding DNS query: | ||
Source: | UDP traffic detected without corresponding DNS query: |
Source: | DNS traffic detected: |
Source: | .symtab present: |
Source: | Classification label: |
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 | Direct Volume Access | OS Credential Dumping | 11 Security Software Discovery | Remote Services | Data from Local System | 1 Non-Application Layer Protocol | 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 |
---|---|---|---|---|
22% | ReversingLabs | Linux.Backdoor.Mirai |
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
daisy.ubuntu.com | 162.213.35.25 | true | false | high |
⊘No contacted IP infos
⊘No context
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
daisy.ubuntu.com | Get hash | malicious | Unknown | Browse |
| |
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Mirai | Browse |
| ||
Get hash | malicious | Mirai | Browse |
|
⊘No context
⊘No context
⊘No context
⊘No created / dropped files found
File type: | |
Entropy (8bit): | 6.014340387488201 |
TrID: |
|
File name: | arm6.elf |
File size: | 58'780 bytes |
MD5: | 64fcd122c68290ec71e65b85da6b1d08 |
SHA1: | a21769d8fd312a76768149a489aced173686a04e |
SHA256: | 8fb160c944e97194b74d02612236fa4925b63b80658cd0a3cff1e24f618eebbf |
SHA512: | 079decc64d9ea60d1c6fb3770060a091c1ccf71b2c9d4561bf5afaf7a63e5b44446eab1ab372142ead5374db644484f7c4fb2fdf17e9f29bf73dc3c3675a9dba |
SSDEEP: | 768:Zwgn0QHiT4hqnjn/7ej/OyLrmXUq/LoD8NWEQJWvxFPxfVmruxt5MIWsigwSO1vc:igngeTPmX5LgG1xjQIM4ifSiv9qHV |
TLSH: | B9430847BD92DA51D9D122B8BA2E614D331313A8E3EF76134D246F7477878270F3A906 |
File Content Preview: | .ELF..............(.....T...4...........4. ...(.....................D...D...........................H...............Q.td..................................-...L..................@-.,@...0....S..... 0....S.........../..0...0...@..../.H.............-.@0....S |
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: | 58300 |
Section Header Size: | 40 |
Number of Section Headers: | 12 |
Header String Table Index: | 11 |
Name | Type | Address | Offset | Size | EntSize | Flags | Flags Description | Link | Info | Align |
---|---|---|---|---|---|---|---|---|---|---|
NULL | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0 | 0 | 0 | ||
.init | PROGBITS | 0x8094 | 0x94 | 0x10 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.text | PROGBITS | 0x80b0 | 0xb0 | 0xcf2c | 0x0 | 0x6 | AX | 0 | 0 | 16 |
.fini | PROGBITS | 0x14fdc | 0xcfdc | 0x10 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.rodata | PROGBITS | 0x14fec | 0xcfec | 0xc58 | 0x0 | 0x2 | A | 0 | 0 | 4 |
.init_array | INIT_ARRAY | 0x1e004 | 0xe008 | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.fini_array | FINI_ARRAY | 0x1e008 | 0xe00c | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.got | PROGBITS | 0x1e010 | 0xe014 | 0x74 | 0x4 | 0x3 | WA | 0 | 0 | 4 |
.data | PROGBITS | 0x1e084 | 0xe088 | 0x2c4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.bss | NOBITS | 0x1e348 | 0xe34c | 0x369c | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.ARM.attributes | ARM_ATTRIBUTES | 0x0 | 0xe34c | 0x10 | 0x0 | 0x0 | 0 | 0 | 1 | |
.shstrtab | STRTAB | 0x0 | 0xe35c | 0x5d | 0x0 | 0x0 | 0 | 0 | 1 |
Type | Offset | Virtual Address | Physical Address | File Size | Memory Size | Entropy | Flags | Flags Description | Align | Prog Interpreter | Section Mappings |
---|---|---|---|---|---|---|---|---|---|---|---|
LOAD | 0x0 | 0x8000 | 0x8000 | 0xdc44 | 0xdc44 | 6.0965 | 0x5 | R E | 0x8000 | .init .text .fini .rodata | |
LOAD | 0xe004 | 0x1e004 | 0x1e000 | 0x348 | 0xb9e0 | 4.2170 | 0x6 | RW | 0x8000 | .init_array .fini_array .got .data .bss | |
GNU_STACK | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0.0000 | 0x7 | RWE | 0x4 |
Download Network PCAP: filtered – full
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Mar 27, 2025 17:59:22.036952972 CET | 40458 | 53 | 192.168.2.15 | 1.1.1.1 |
Mar 27, 2025 17:59:22.036952972 CET | 53509 | 53 | 192.168.2.15 | 1.1.1.1 |
Mar 27, 2025 17:59:22.122164011 CET | 53 | 53509 | 1.1.1.1 | 192.168.2.15 |
Mar 27, 2025 17:59:22.122185946 CET | 53 | 40458 | 1.1.1.1 | 192.168.2.15 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Mar 27, 2025 17:59:22.036952972 CET | 192.168.2.15 | 1.1.1.1 | 0xd7eb | Standard query (0) | A (IP address) | IN (0x0001) | false | |
Mar 27, 2025 17:59:22.036952972 CET | 192.168.2.15 | 1.1.1.1 | 0x2d87 | 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 27, 2025 17:59:22.122185946 CET | 1.1.1.1 | 192.168.2.15 | 0xd7eb | No error (0) | 162.213.35.25 | A (IP address) | IN (0x0001) | false | ||
Mar 27, 2025 17:59:22.122185946 CET | 1.1.1.1 | 192.168.2.15 | 0xd7eb | No error (0) | 162.213.35.24 | A (IP address) | IN (0x0001) | false |
System Behavior
Start time (UTC): | 16:59:20 |
Start date (UTC): | 27/03/2025 |
Path: | /tmp/arm6.elf |
Arguments: | /tmp/arm6.elf |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |