MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b1e2c8b4dbbf0f5f8b1fe8e2f3f1da14c672ce73a343909ac36d14724f7ed6d. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Mirai


Vendor detections: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5b1e2c8b4dbbf0f5f8b1fe8e2f3f1da14c672ce73a343909ac36d14724f7ed6d
SHA3-384 hash: d4a3d377cd3dc3541d565e28cc693fd12fff8b014805c2a576f371de4eb3a714100a8985c350ec6a16381c65fe6da65c
SHA1 hash: ebf395a087ef242c4bc0eecaeaaf81ce96254531
MD5 hash: c8f096dba7cbce507f6b8857f46334a7
humanhash: bakerloo-muppet-thirteen-hotel
File name:mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:68'944 bytes
First seen:2025-06-19 11:44:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:vMwEVvC6uCjZ05hPono851FmsZTNEpsaE8:vMw80hFs1Ys8v
TLSH T1CC63B505BF914FB7DCAFDD330AA9170135CD645B12A93B3A7574C828B20A64F5AE3CA4
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6853f83be04cd8dcf13b25a3linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Mounts file systems
Creates directories
Unmounts file systems
Creating a file
Opens a port
Receives data from a server
DNS request
Sends data to a server
Connection attempt
Runs as daemon
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin remote
Link:
https://www.filescan.io/uploads/6853f87af8f8abe4f8b6f1b8/reports/2df407ce-4fb3-4833-be7e-5fc5e2cc198f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/5b1e2c8b4dbbf0f5f8b1fe8e2f3f1da14c672ce73a343909ac36d14724f7ed6d
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/950f76b6-9d82-4272-82dd-68cd201223a8
Behavior Graph:
Download SVG
%3 guuid=0a2ddec1-1800-0000-0903-1898390c0000 pid=3129 /usr/bin/sudo guuid=d9ebd6c3-1800-0000-0903-1898400c0000 pid=3136 /tmp/sample.bin guuid=0a2ddec1-1800-0000-0903-1898390c0000 pid=3129->guuid=d9ebd6c3-1800-0000-0903-1898400c0000 pid=3136 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c0955199-b8a7-47d8-80ae-9a217a7ca7c5
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1718496
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5b1e2c8b4dbbf0f5f8b1fe8e2f3f1da14c672ce73a343909ac36d14724f7ed6d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5b1e2c8b4dbbf0f5f8b1fe8e2f3f1da14c672ce73a343909ac36d14724f7ed6d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-06-19 11:45:54 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lmpczc2nxpypl6fr72hc6py5ufggolhhhi2dscnmg3iuojhx5vwq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/250619-nw6r9sswax/
Behaviour
System Network Configuration Discovery
Changes its process name
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/ac4173f0-7ff4-476f-a6e1-84c62beafa09
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/5b1e2c8b4dbbf0f5f8b1fe8e2f3f1da14c672ce73a343909ac36d14724f7ed6d

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 5b1e2c8b4dbbf0f5f8b1fe8e2f3f1da14c672ce73a343909ac36d14724f7ed6d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558738/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3568257/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments