MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08
SHA3-384 hash: 852785fa9fb7992d8ff20a1d225daee095c3fb2389e485c7a61d39daec6a174d260db793758faf96ca0c150892f46bb8
SHA1 hash: 642ab566cb05745d6f7c445efc547a34463d58ee
MD5 hash: 731cbdf00a09350f48faffa219c2b098
humanhash: october-white-ink-failed
File name:fSegv
Download: download sample
Signature Mirai
Create hunting rule
File size:1'649'776 bytes
First seen:2026-08-11 13:58:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:579P/oPEJ4OeOdReCgbKdlmA0Ii0LgAfnKpWPqkwUEj3rb/g/RiZ88bn:5RPi9rOqZbab0Idg4GWPszPb/g/C
TLSH T13975E081FBE12E2ECDB7453A5F6B433527128E1AC297E3079958362C687B6C50F59BC0
telfhash t1f6f07d558ed419ec17e4a385c8cef2264b6cb0de1700dc0764cdab9f46032d1701540d
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
39
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Trojan.Linux.Mirai.1615.11013.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sends data to a server
Receives data from a server
Sets a written file as executable
Manages services
Kills processes
Collects information on the network activity
Launching a process
Connection attempt
Writes symbolic links to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin rust
Link:
https://www.filescan.io/uploads/6a7b2ab6397ae952821b0261/reports/8e64244e-02fa-4cea-933a-3eaafd381073/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
custom
Botnet:
unknown
Number of open files:
159
Number of processes launched:
64
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08
Behaviour
Persistence
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-11T11:26:00Z UTC
Last seen:
2026-08-12T01:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e43af3af-e9f3-49fd-9d3e-0bf090026c34
Behavior Graph:
Download SVG
%3 guuid=413e82da-1600-0000-a971-0f847e0d0000 pid=3454 /usr/bin/sudo guuid=87bb75dc-1600-0000-a971-0f84840d0000 pid=3460 /tmp/sample.bin guuid=413e82da-1600-0000-a971-0f847e0d0000 pid=3454->guuid=87bb75dc-1600-0000-a971-0f84840d0000 pid=3460 execve
Malware family:
BITTER
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c32c07dd-b8f9-4900-8e3e-8765e13b6a7b
Result
Threat name:
Generic IoTBotnet
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1956025
Signature
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)
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Generic IoTBotnet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1956025 Sample: fSegv.elf Startdate: 11/08/2026 Architecture: LINUX Score: 80 72 85.93.9.65, 3436, 3563, 40414 PFWEBSOLUTIONSDK Germany 2->72 74 129.121.110.105, 4621, 8080 ORACLE-BMC-31898-OracleCorporationUS United States 2->74 76 11 other IPs or domains 2->76 78 Multi AV Scanner detection for submitted file 2->78 80 Yara detected Generic IoTBotnet 2->80 82 Connects to many ports of the same IP (likely port scanning) 2->82 12 fSegv.elf 2->12         started        14 systemd snapd-env-generator 2->14         started        16 systemd snapd-env-generator 2->16         started        18 6 other processes 2->18 signatures3 process4 process5 20 fSegv.elf 12->20         started        process6 22 fSegv.elf 20->22         started        process7 24 fSegv.elf 22->24         started        26 fSegv.elf 22->26         started        30 fSegv.elf 22->30         started        32 7 other processes 22->32 file8 34 fSegv.elf 24->34         started        66 /etc/rc.local, POSIX 26->66 dropped 68 /etc/crontab, ASCII 26->68 dropped 70 /etc/cron.d/crond, ASCII 26->70 dropped 84 Sample tries to set files in /etc globally writable 26->84 86 Sample reads /proc/mounts (often used for finding a writable filesystem) 26->86 88 Sample tries to persist itself using cron 26->88 90 Sample tries to persist itself using System V runlevels 26->90 36 fSegv.elf systemctl 26->36         started        38 fSegv.elf systemctl 26->38         started        92 Sample tries to kill multiple processes (SIGKILL) 30->92 signatures9 process10 process11 40 fSegv.elf sh 34->40         started        42 fSegv.elf sh 34->42         started        44 fSegv.elf sh 34->44         started        46 184 other processes 34->46 process12 48 sh grep 40->48         started        50 sh 40->50         started        52 sh grep 42->52         started        54 sh 42->54         started        56 sh grep 44->56         started        58 sh 44->58         started        60 sh grep 46->60         started        62 sh grep 46->62         started        64 14 other processes 46->64
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kf3ufzim4mn5it4zvthgzjijqaz3h4xk5af43uy7c544bcmo74ea._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260811-rajmds1wgx/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Creates/modifies Cron job
Enumerates running processes
Modifies rc script
Modifies systemd
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/517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:Linux_Generic_Threat_0ea505fa
Create hunting rule
Author:Elastic Security
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 517742e50ce31bd44f99acce6ca5098033b3f2eae80bcdd31f1779c0898eff08

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3902079/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3902080/

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