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Linux
Analysis Report
armv7l.elf
Overview
General Information
Sample name: | armv7l.elf |
Analysis ID: | 1575431 |
MD5: | c3de148809b39bac2b0a4f78148f55d3 |
SHA1: | 3675433ec9d9ae3d5e47b4abf46dea369f091d0a |
SHA256: | 7da3d4805795ca85be0e764d732cead98cd68b6a4ebde6b42cc56bb81979eb20 |
Tags: | elfuser-abuse_ch |
Infos: |
Detection
Score: | 60 |
Range: | 0 - 100 |
Whitelisted: | false |
Signatures
Multi AV Scanner detection for submitted file
Opens /sys/class/net/* files useful for querying network interface information
Performs DNS TXT record lookups
Sample deletes itself
Detected TCP or UDP traffic on non-standard ports
Sample has stripped symbol table
Uses the "uname" system call to query kernel version information (possible evasion)
Classification
Joe Sandbox version: | 41.0.0 Charoite |
Analysis ID: | 1575431 |
Start date and time: | 2024-12-15 15:03:22 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 5m 4s |
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: | armv7l.elf |
Detection: | MAL |
Classification: | mal60.spyw.evad.linELF@0/0@1/0 |
Command: | /tmp/armv7l.elf |
PID: | 5833 |
Exit Code: | 0 |
Exit Code Info: | |
Killed: | False |
Standard Output: | Firmware update in progress |
Standard Error: |
- system is lnxubuntu20
- armv7l.elf New Fork (PID: 5837, Parent: 5833)
- armv7l.elf New Fork (PID: 5839, Parent: 5837)
- cleanup
⊘No yara matches
⊘No Suricata rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Networking |
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Source: | Opens: | Jump to behavior | ||
Source: | Opens: | Jump to behavior | ||
Source: | Opens: | Jump to behavior | ||
Source: | Opens: | Jump to behavior |
Source: | TCP traffic: |
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: | 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: |
Hooking and other Techniques for Hiding and Protection |
---|
Source: | File: | Jump to behavior |
Source: | Queries kernel information via 'uname': | 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: |
HIPS / PFW / Operating System Protection Evasion |
---|
Source: | DNS traffic detected: |
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 Non-Standard Port | 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 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 | 1 Application Layer Protocol | Automated Exfiltration | Data Encrypted for Impact |
⊘No configs have been found
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
16% | Virustotal | Browse | ||
16% | ReversingLabs | Linux.Backdoor.Mirai |
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
iranistrash.libre | unknown | unknown | 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 |
---|---|---|---|---|---|---|
5.230.33.236 | unknown | Germany | 12586 | ASGHOSTNETDE | false | |
172.217.192.127 | unknown | United States | 15169 | GOOGLEUS | false |
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
5.230.33.236 | Get hash | malicious | Unknown | Browse | ||
Get hash | malicious | Unknown | Browse |
⊘No context
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
ASGHOSTNETDE | 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 | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
|
⊘No context
⊘No context
⊘No created / dropped files found
File type: | |
Entropy (8bit): | 6.093105780580491 |
TrID: |
|
File name: | armv7l.elf |
File size: | 90'140 bytes |
MD5: | c3de148809b39bac2b0a4f78148f55d3 |
SHA1: | 3675433ec9d9ae3d5e47b4abf46dea369f091d0a |
SHA256: | 7da3d4805795ca85be0e764d732cead98cd68b6a4ebde6b42cc56bb81979eb20 |
SHA512: | 81fdbb29333d96fa7df37956b3b63ccd7efbed0b25c1b58311ce617f3db011179959e983842fb3595c712291a013302a3d0840d05171f449b6709ebe0bc93eb4 |
SSDEEP: | 1536:honGoHHkTQTJUv0COEcSs54aUw0i3H9ayxBfLhKXgU/I53z2pl9ljU6ir8YMh:zkETQNUv0CufuBwt3dZpKXgU/I53zFvE |
TLSH: | CC933949BD819B21D8E532BAFE1E018933135BACE3EE71129D205F2577CAD2B0E77542 |
File Content Preview: | .ELF..............(.........4....]......4. ...(........p.Y...........................................Z...Z...............Z...Z...Z..4... D...............Z...Z...Z..................Q.td..................................-...L..................@-.,@...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: | 5 |
Section Header Offset: | 89500 |
Section Header Size: | 40 |
Number of Section Headers: | 16 |
Header String Table Index: | 15 |
Name | Type | Address | Offset | Size | EntSize | Flags | Flags Description | Link | Info | Align |
---|---|---|---|---|---|---|---|---|---|---|
NULL | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0 | 0 | 0 | ||
.init | PROGBITS | 0x80d4 | 0xd4 | 0x10 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.text | PROGBITS | 0x80f0 | 0xf0 | 0x150a0 | 0x0 | 0x6 | AX | 0 | 0 | 16 |
.fini | PROGBITS | 0x1d190 | 0x15190 | 0x10 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.rodata | PROGBITS | 0x1d1a0 | 0x151a0 | 0x7fc | 0x0 | 0x2 | A | 0 | 0 | 4 |
.ARM.extab | PROGBITS | 0x1d99c | 0x1599c | 0x18 | 0x0 | 0x2 | A | 0 | 0 | 4 |
.ARM.exidx | ARM_EXIDX | 0x1d9b4 | 0x159b4 | 0x118 | 0x0 | 0x82 | AL | 2 | 0 | 4 |
.eh_frame | PROGBITS | 0x25acc | 0x15acc | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.tbss | NOBITS | 0x25ad0 | 0x15ad0 | 0x8 | 0x0 | 0x403 | WAT | 0 | 0 | 4 |
.init_array | INIT_ARRAY | 0x25ad0 | 0x15ad0 | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.fini_array | FINI_ARRAY | 0x25ad4 | 0x15ad4 | 0x4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.got | PROGBITS | 0x25adc | 0x15adc | 0xa8 | 0x4 | 0x3 | WA | 0 | 0 | 4 |
.data | PROGBITS | 0x25b84 | 0x15b84 | 0x17c | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.bss | NOBITS | 0x25d00 | 0x15d00 | 0x41ec | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.ARM.attributes | ARM_ATTRIBUTES | 0x0 | 0x15d00 | 0x16 | 0x0 | 0x0 | 0 | 0 | 1 | |
.shstrtab | STRTAB | 0x0 | 0x15d16 | 0x83 | 0x0 | 0x0 | 0 | 0 | 1 |
Type | Offset | Virtual Address | Physical Address | File Size | Memory Size | Entropy | Flags | Flags Description | Align | Prog Interpreter | Section Mappings |
---|---|---|---|---|---|---|---|---|---|---|---|
EXIDX | 0x159b4 | 0x1d9b4 | 0x1d9b4 | 0x118 | 0x118 | 4.4326 | 0x4 | R | 0x4 | .ARM.exidx | |
LOAD | 0x0 | 0x8000 | 0x8000 | 0x15acc | 0x15acc | 6.1115 | 0x5 | R E | 0x8000 | .init .text .fini .rodata .ARM.extab .ARM.exidx | |
LOAD | 0x15acc | 0x25acc | 0x25acc | 0x234 | 0x4420 | 2.8762 | 0x6 | RW | 0x8000 | .eh_frame .tbss .init_array .fini_array .got .data .bss | |
TLS | 0x15ad0 | 0x25ad0 | 0x25ad0 | 0x0 | 0x8 | 0.0000 | 0x4 | R | 0x4 | .tbss | |
GNU_STACK | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0.0000 | 0x7 | RWE | 0x4 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Dec 15, 2024 15:04:46.952409029 CET | 47196 | 3724 | 192.168.2.15 | 5.230.33.236 |
Dec 15, 2024 15:04:47.072329044 CET | 3724 | 47196 | 5.230.33.236 | 192.168.2.15 |
Dec 15, 2024 15:04:47.072594881 CET | 47196 | 3724 | 192.168.2.15 | 5.230.33.236 |
Dec 15, 2024 15:04:47.073148966 CET | 47196 | 3724 | 192.168.2.15 | 5.230.33.236 |
Dec 15, 2024 15:04:47.192945957 CET | 3724 | 47196 | 5.230.33.236 | 192.168.2.15 |
Dec 15, 2024 15:04:48.411477089 CET | 3724 | 47196 | 5.230.33.236 | 192.168.2.15 |
Dec 15, 2024 15:04:48.411854029 CET | 47196 | 3724 | 192.168.2.15 | 5.230.33.236 |
Dec 15, 2024 15:06:28.489552021 CET | 47196 | 3724 | 192.168.2.15 | 5.230.33.236 |
Dec 15, 2024 15:06:28.611252069 CET | 3724 | 47196 | 5.230.33.236 | 192.168.2.15 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Dec 15, 2024 15:04:45.465425014 CET | 43460 | 3478 | 192.168.2.15 | 172.217.192.127 |
Dec 15, 2024 15:04:46.666100025 CET | 3478 | 43460 | 172.217.192.127 | 192.168.2.15 |
Dec 15, 2024 15:04:46.701868057 CET | 48402 | 53 | 192.168.2.15 | 37.252.191.197 |
Dec 15, 2024 15:04:46.949640989 CET | 53 | 48402 | 37.252.191.197 | 192.168.2.15 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Dec 15, 2024 15:04:46.701868057 CET | 192.168.2.15 | 37.252.191.197 | 0xcbf7 | Standard query (0) | 16 | IN (0x0001) | false |
Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|---|---|
Dec 15, 2024 15:04:46.949640989 CET | 37.252.191.197 | 192.168.2.15 | 0xcbf7 | No error (0) | TXT (Text strings) | IN (0x0001) | false |
System Behavior
Start time (UTC): | 14:04:41 |
Start date (UTC): | 15/12/2024 |
Path: | /tmp/armv7l.elf |
Arguments: | /tmp/armv7l.elf |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |
Start time (UTC): | 14:04:43 |
Start date (UTC): | 15/12/2024 |
Path: | /tmp/armv7l.elf |
Arguments: | - |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |
Start time (UTC): | 14:04:45 |
Start date (UTC): | 15/12/2024 |
Path: | /tmp/armv7l.elf |
Arguments: | - |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |