Linux
Analysis Report
x86
Overview
General Information
Sample Name: | x86 |
Analysis ID: | 620611 |
MD5: | 6373df71f8faf1e5a16b756c9e04f193 |
SHA1: | 8b8b0a2dddcb247b12d59b776e3b1cf68b122236 |
SHA256: | ea6cecb8e89b37e5ab8b35e1816c4545d762e17b1726bb3a1d8fc3aa590fa255 |
Infos: |
Detection
Mirai
Score: | 68 |
Range: | 0 - 100 |
Whitelisted: | false |
Signatures
Yara detected Mirai
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses known network protocols on non-standard ports
Sample tries to kill multiple processes (SIGKILL)
Sample contains only a LOAD segment without any section mappings
Yara signature match
Deletes log files
Uses the "uname" system call to query kernel version information (possible evasion)
Enumerates processes within the "proc" file system
Executes commands using a shell command-line interpreter
Executes the "systemctl" command used for controlling the systemd system and service manager
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Detected TCP or UDP traffic on non-standard ports
Sample tries to kill a process (SIGKILL)
Classification
Analysis Advice
All HTTP servers contacted by the sample do not answer. The sample is likely an old dropper which does no longer work. |
Joe Sandbox Version: | 34.0.0 Boulder Opal |
Analysis ID: | 620611 |
Start date and time: 05/05/202200:56:32 | 2022-05-05 00:56:32 +02:00 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 5m 43s |
Hypervisor based Inspection enabled: | false |
Report type: | full |
Sample file name: | x86 |
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 |
Detection: | MAL |
Classification: | mal68.spre.troj.evad.lin@0/53@0/0 |
- Report size exceeded maximum capacity and may have missing network information.
Command: | /tmp/x86 |
PID: | 6287 |
Exit Code: | 0 |
Exit Code Info: | |
Killed: | False |
Standard Output: | Infected |
Standard Error: |
- system is lnxubuntu20
- systemd New Fork (PID: 6202, Parent: 1)
- logrotate New Fork (PID: 6266, Parent: 6202)
- logrotate New Fork (PID: 6267, Parent: 6202)
- sh New Fork (PID: 6268, Parent: 6267)
- invoke-rc.d New Fork (PID: 6269, Parent: 6268)
- invoke-rc.d New Fork (PID: 6270, Parent: 6268)
- invoke-rc.d New Fork (PID: 6272, Parent: 6268)
- invoke-rc.d New Fork (PID: 6273, Parent: 6268)
- logrotate New Fork (PID: 6275, Parent: 6202)
- logrotate New Fork (PID: 6276, Parent: 6202)
- sh New Fork (PID: 6277, Parent: 6276)
- rsyslog-rotate New Fork (PID: 6278, Parent: 6277)
- systemd New Fork (PID: 6203, Parent: 1)
- systemd New Fork (PID: 6264, Parent: 1)
- systemd New Fork (PID: 6271, Parent: 1)
- x86 New Fork (PID: 6288, Parent: 6287)
- cleanup
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
SUSP_ELF_LNX_UPX_Compressed_File | Detects a suspicious ELF binary with UPX compression | Florian Roth |
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Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Mirai_12 | Yara detected Mirai | Joe Security |
- • AV Detection
- • Networking
- • System Summary
- • Data Obfuscation
- • Persistence and Installation Behavior
- • Hooking and other Techniques for Hiding and Protection
- • Malware Analysis System Evasion
- • Stealing of Sensitive Information
- • Remote Access Functionality
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: | Network traffic detected: | ||
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Source: | TCP traffic: | ||
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Source: | Network traffic detected: | ||
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Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
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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: | ||
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Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: |
Source: | String found in binary or memory: |
System Summary |
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Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
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Source: | SIGKILL sent: | Jump to behavior |
Source: | Program segment: |
Source: | Matched rule: |
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
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Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior | ||
Source: | SIGKILL sent: | Jump to behavior |
Source: | Classification label: |
Data Obfuscation |
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Source: | String containing UPX found: | ||
Source: | String containing UPX found: | ||
Source: | String containing UPX found: |
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
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Source: | File opened: | Jump to behavior | ||
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Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
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Source: | File opened: | Jump to behavior | ||
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Source: | File opened: | Jump to behavior | ||
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Source: | File opened: | Jump to behavior | ||
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Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior |
Source: | Shell command executed: | Jump to behavior | ||
Source: | Shell command executed: | Jump to behavior |
Source: | Systemctl executable: | Jump to behavior | ||
Source: | Systemctl executable: | Jump to behavior | ||
Source: | Systemctl executable: | Jump to behavior |
Hooking and other Techniques for Hiding and Protection |
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Source: | Network traffic detected: | ||
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Source: | Truncated file: | Jump to behavior | ||
Source: | Truncated file: | Jump to behavior |
Source: | Queries kernel information via 'uname': | Jump to behavior |
Source: | Binary or memory string: | ||
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