Linux
Analysis Report
jkse.arm5.elf
Overview
General Information
Sample name: | jkse.arm5.elf |
Analysis ID: | 1643740 |
MD5: | e85e6efb85a2a838580af15d28a91db0 |
SHA1: | 084b7882195509869ebbe8707f3d521be70fe208 |
SHA256: | bf8679cbc66ba4ea7b71fac9d2510a2fa8679663f7aa4b1a98099fd11f52147f |
Tags: | elfuser-abuse_ch |
Infos: |
Detection
Score: | 48 |
Range: | 0 - 100 |
Signatures
Multi AV Scanner detection for submitted file
Detected TCP or UDP traffic on non-standard ports
Sample has stripped symbol table
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Uses the "uname" system call to query kernel version information (possible evasion)
Classification
Joe Sandbox version: | 42.0.0 Malachite |
Analysis ID: | 1643740 |
Start date and time: | 2025-03-20 03:47:13 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 5m 7s |
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: | jkse.arm5.elf |
Detection: | MAL |
Classification: | mal48.linELF@0/0@0/0 |
Command: | /tmp/jkse.arm5.elf |
PID: | 6242 |
Exit Code: | 0 |
Exit Code Info: | |
Killed: | False |
Standard Output: | Dark bot has been sent!!! |
Standard Error: |
⊘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 |
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Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Source: | TCP traffic: |
Source: | TCP traffic: | ||
Source: | TCP traffic: | ||
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: | 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: | .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: |
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 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 Non-Standard Port | 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 |
---|---|---|---|---|
28% | Virustotal | Browse | ||
31% | ReversingLabs | Linux.Trojan.Mirai |
⊘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 |
---|---|---|---|---|---|---|
109.202.202.202 | unknown | Switzerland | 13030 | INIT7CH | false | |
196.251.81.246 | unknown | Seychelles | 37417 | SONIC-WirelessZA | 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 |
---|---|---|---|---|---|---|
109.202.202.202 | Get hash | malicious | Unknown | Browse |
| |
196.251.81.246 | 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 | |||
91.189.91.43 | Get hash | malicious | Prometei | Browse | ||
Get hash | malicious | Prometei | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Unknown | Browse | |||
Get hash | malicious | Prometei | Browse | |||
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 |
⊘No context
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
SONIC-WirelessZA | 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 |
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Get hash | malicious | Unknown | Browse |
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Get hash | malicious | Unknown | Browse |
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Get hash | malicious | Unknown | Browse |
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Get hash | malicious | Unknown | Browse |
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Get hash | malicious | Unknown | Browse |
| ||
CANONICAL-ASGB | Get hash | malicious | Prometei | Browse |
| |
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
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 |
| ||
CANONICAL-ASGB | Get hash | malicious | Prometei | Browse |
| |
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
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 |
| ||
INIT7CH | Get hash | malicious | Prometei | Browse |
| |
Get hash | malicious | Prometei | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Prometei | Browse |
| ||
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 |
|
⊘No context
⊘No context
⊘No created / dropped files found
File type: | |
Entropy (8bit): | 5.805624019967264 |
TrID: |
|
File name: | jkse.arm5.elf |
File size: | 18'720 bytes |
MD5: | e85e6efb85a2a838580af15d28a91db0 |
SHA1: | 084b7882195509869ebbe8707f3d521be70fe208 |
SHA256: | bf8679cbc66ba4ea7b71fac9d2510a2fa8679663f7aa4b1a98099fd11f52147f |
SHA512: | d5dd2c1fda3f0489074819c719fc74add9ca8176f2f0255b0da96599644598115b1c762574428993f3e838c953171b28c8112bfab1d3d96685f637c23adcb290 |
SSDEEP: | 384:k9mF40XpdypRtvZY9K/R3dj6bT6b8Z69KlouFB1/WFktxFx4eHS:k8FddypRt+E/v+uJs1/WFk4 |
TLSH: | 3482C4D9B952DA02C9C50237BA0E468E7A25575CF2CE3303AF273F517A8A9270A7E115 |
File Content Preview: | .ELF...a..........(.........4....G......4. ...(.....................TE..TE..............XE..XE..XE..................Q.td..................................-...L."...............0@-.\P...0....S.0...P@...0... ....R......0...0...........0... ....R..... 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: | 18320 |
Section Header Size: | 40 |
Number of Section Headers: | 10 |
Header String Table Index: | 9 |
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 | 0x18 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.text | PROGBITS | 0x80b0 | 0xb0 | 0x3ee8 | 0x0 | 0x6 | AX | 0 | 0 | 16 |
.fini | PROGBITS | 0xbf98 | 0x3f98 | 0x14 | 0x0 | 0x6 | AX | 0 | 0 | 4 |
.rodata | PROGBITS | 0xbfac | 0x3fac | 0x5a8 | 0x0 | 0x2 | A | 0 | 0 | 4 |
.ctors | PROGBITS | 0x14558 | 0x4558 | 0x8 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.dtors | PROGBITS | 0x14560 | 0x4560 | 0x8 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.data | PROGBITS | 0x1456c | 0x456c | 0x1e4 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.bss | NOBITS | 0x14750 | 0x4750 | 0xd518 | 0x0 | 0x3 | WA | 0 | 0 | 4 |
.shstrtab | STRTAB | 0x0 | 0x4750 | 0x3e | 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 | 0x4554 | 0x4554 | 5.8773 | 0x5 | R E | 0x8000 | .init .text .fini .rodata | |
LOAD | 0x4558 | 0x14558 | 0x14558 | 0x1f8 | 0xd710 | 3.0490 | 0x6 | RW | 0x8000 | .ctors .dtors .data .bss | |
GNU_STACK | 0x0 | 0x0 | 0x0 | 0x0 | 0x0 | 0.0000 | 0x7 | RWE | 0x4 |
Download Network PCAP: filtered – full
- Total Packets: 12
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Mar 20, 2025 03:48:00.360769987 CET | 38874 | 2223 | 192.168.2.23 | 196.251.81.246 |
Mar 20, 2025 03:48:00.533108950 CET | 2223 | 38874 | 196.251.81.246 | 192.168.2.23 |
Mar 20, 2025 03:48:00.533282995 CET | 38874 | 2223 | 192.168.2.23 | 196.251.81.246 |
Mar 20, 2025 03:48:00.534337044 CET | 38874 | 2223 | 192.168.2.23 | 196.251.81.246 |
Mar 20, 2025 03:48:00.581521034 CET | 43928 | 443 | 192.168.2.23 | 91.189.91.42 |
Mar 20, 2025 03:48:00.704618931 CET | 2223 | 38874 | 196.251.81.246 | 192.168.2.23 |
Mar 20, 2025 03:48:00.704713106 CET | 38874 | 2223 | 192.168.2.23 | 196.251.81.246 |
Mar 20, 2025 03:48:00.877177000 CET | 2223 | 38874 | 196.251.81.246 | 192.168.2.23 |
Mar 20, 2025 03:48:06.212795019 CET | 42836 | 443 | 192.168.2.23 | 91.189.91.43 |
Mar 20, 2025 03:48:07.492687941 CET | 42516 | 80 | 192.168.2.23 | 109.202.202.202 |
Mar 20, 2025 03:48:21.570725918 CET | 43928 | 443 | 192.168.2.23 | 91.189.91.42 |
Mar 20, 2025 03:48:31.809348106 CET | 42836 | 443 | 192.168.2.23 | 91.189.91.43 |
Mar 20, 2025 03:48:37.952673912 CET | 42516 | 80 | 192.168.2.23 | 109.202.202.202 |
Mar 20, 2025 03:49:02.525502920 CET | 43928 | 443 | 192.168.2.23 | 91.189.91.42 |
Mar 20, 2025 03:49:23.002413988 CET | 42836 | 443 | 192.168.2.23 | 91.189.91.43 |
System Behavior
Start time (UTC): | 02:47:59 |
Start date (UTC): | 20/03/2025 |
Path: | /tmp/jkse.arm5.elf |
Arguments: | /tmp/jkse.arm5.elf |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |
Start time (UTC): | 02:47:59 |
Start date (UTC): | 20/03/2025 |
Path: | /tmp/jkse.arm5.elf |
Arguments: | - |
File size: | 4956856 bytes |
MD5 hash: | 5ebfcae4fe2471fcc5695c2394773ff1 |