MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 41b0d4c1fc21e672baa0ad44f0ca0978aae291d40c81ac3b786df1e519fa9ad3. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 41b0d4c1fc21e672baa0ad44f0ca0978aae291d40c81ac3b786df1e519fa9ad3
SHA3-384 hash: 4f2187654e9e6d6f3c63ac9bb9d1da86c209aa24371b88354c2cfb3fa18478617af0a1f6ab5965357541019067e43ac3
SHA1 hash: 96693301f3f902b640097f3a1cad0264f8b758ed
MD5 hash: 6a25be267603057434a0c0f03050a31c
humanhash: pasta-red-blossom-papa
File name:mipsel.uhavenobotsxd
Download: download sample
Signature Mirai
Create hunting rule
File size:68'976 bytes
First seen:2025-10-25 04:43:47 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:XNDFyOKR49VIS4nJ6n43ILvTc9+B6Zwnz4ag:XhFyOKR49Vp4J6Y+Eq
TLSH T17363B516BF610FFBECAFCD3749A91B05258C640A21A83B767934D818F64B24F55E38B4
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 :
80
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29228.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28920.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135965-0
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-10027280-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Opens a port
Sends data to a server
DNS request
Connection attempt
Substitutes an application name
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-25T02:11:00Z UTC
Last seen:
2025-10-26T10:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/41b0d4c1fc21e672baa0ad44f0ca0978aae291d40c81ac3b786df1e519fa9ad3/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8deb5aaf-5f0d-4bd8-812e-dd5fddd0d9f1
Behavior Graph:
Download SVG
%3 guuid=5f8e169c-1600-0000-47a8-1fbaab0c0000 pid=3243 /usr/bin/sudo guuid=50ba589e-1600-0000-47a8-1fbab40c0000 pid=3252 /tmp/sample.bin guuid=5f8e169c-1600-0000-47a8-1fbaab0c0000 pid=3243->guuid=50ba589e-1600-0000-47a8-1fbab40c0000 pid=3252 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b59af74f-945b-4949-af81-75c6a86621d8
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1801706
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1801706 Sample: mipsel.uhavenobotsxd.elf Startdate: 25/10/2025 Architecture: LINUX Score: 92 22 94.154.35.153 2->22 24 43.254.17.7, 23 YUANJHEN-AS-TWYuan-JhenInfoCoLtdTW Taiwan; Republic of China (ROC) 2->24 26 99 other IPs or domains 2->26 28 Suricata IDS alerts for network traffic 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 3 other signatures 2->34 8 mipsel.uhavenobotsxd.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 mipsel.uhavenobotsxd.elf 8->14         started        process6 16 mipsel.uhavenobotsxd.elf 14->16         started        18 mipsel.uhavenobotsxd.elf 14->18         started        20 mipsel.uhavenobotsxd.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/41b0d4c1fc21e672baa0ad44f0ca0978aae291d40c81ac3b786df1e519fa9ad3
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/41b0d4c1fc21e672baa0ad44f0ca0978aae291d40c81ac3b786df1e519fa9ad3/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-25 04:44:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=igynjqp4ehthfovavvcpbsqjpcvofeoubsa2yo3ynxy6kgp2tljq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet defense_evasion discovery
Link:
https://tria.ge/reports/251025-fc46bsgy6e/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Enumerates running processes
Modifies Watchdog functionality
Contacts a large (110068) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
botnet mirai trojan Unix.Dropper.Mirai-7135965-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Mirai_0bce98a2
Link:
https://app.threat.zone/submission/e0992e23-84fd-4bf1-a289-b26171b973ea
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/41b0d4c1fc21e672baa0ad44f0ca0978aae291d40c81ac3b786df1e519fa9ad3

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
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 41b0d4c1fc21e672baa0ad44f0ca0978aae291d40c81ac3b786df1e519fa9ad3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3686381/
  
Delivery method
Distributed via web download

Comments