MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 584342ec4fd8fefc59c7fbfbcab72f41f277439780500f25469b92ef30a67fab. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 584342ec4fd8fefc59c7fbfbcab72f41f277439780500f25469b92ef30a67fab
SHA3-384 hash: 17dad8829727ad263c889edd8ec9641b5e4ce1b5333387f94c47bc0b9bed0efd35a36a8d2baca8a45b1da4a79aeede50
SHA1 hash: 5a20246629fcb086707391872c6b40a4a5ce7089
MD5 hash: 66fc9415938ae7c0c2423c365eed7644
humanhash: cardinal-mississippi-papa-twelve
File name:lx86
Download: download sample
Signature Mirai
Create hunting rule
File size:31'828 bytes
First seen:2025-08-18 08:34:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:KRzppgi3IFh/VbR05b4radSIRfPuEBBEimnbcuyD7UoUR7:iFpNIFhdbR0medSmPunbnouy8h
TLSH T149E2E193E4A25BD4E1EF113B15DBE9934E02B30F9E51CCEFFAA4813B157AB24462C560
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 :
42
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-10028259-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Creating a file
Receives data from a server
Collects information on the CPU
Connection attempt
DNS request
Kills processes
Mounts file systems
Runs as daemon
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68a2e5a1419c816a6e8a3153/reports/05982666-6d77-44a4-a5d1-8142aeffc886/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/66b93ace-c54c-4ebe-8f1f-f327f2d697e7
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1759139
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1759139 Sample: lx86.elf Startdate: 18/08/2025 Architecture: LINUX Score: 68 23 bootaa.anondns.net 45.135.194.32, 37255, 57008 SKYLINKCZ Germany 2->23 25 109.202.202.202, 80 INIT7CH Switzerland 2->25 27 2 other IPs or domains 2->27 31 Malicious sample detected (through community Yara rule) 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected Mirai 2->35 8 lx86.elf 2->8         started        10 xfce4-session xfwm4 2->10         started        12 gdm3 Default 2->12         started        14 16 other processes 2->14 signatures3 process4 process5 16 lx86.elf 8->16         started        process6 18 lx86.elf 16->18         started        21 lx86.elf 16->21         started        signatures7 29 Sample tries to kill multiple processes (SIGKILL) 18->29
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/584342ec4fd8fefc59c7fbfbcab72f41f277439780500f25469b92ef30a67fab
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/584342ec4fd8fefc59c7fbfbcab72f41f277439780500f25469b92ef30a67fab/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-18 08:35:47 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lbbuf3cp3d7pywoh7p54vnzpihzhoq4xqbia6jkgtojo6mfgp6vq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery linux
Link:
https://tria.ge/reports/250818-kgrg9a1pt6/
Behaviour
Reads runtime system information
Changes its process name
Checks CPU configuration
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Modifies Watchdog functionality
Renames itself
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10028259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/29a188fe-f3dd-4959-8f31-277189ff5c1b
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/584342ec4fd8fefc59c7fbfbcab72f41f277439780500f25469b92ef30a67fab

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_antiunpack_elf32
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:UPX Anti-Unpacking technique to magic renamed for ELF32

File information

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

Web download

Mirai

elf 584342ec4fd8fefc59c7fbfbcab72f41f277439780500f25469b92ef30a67fab

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3594377/
  
Delivery method
Distributed via web download

Comments