MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a
SHA3-384 hash: cb39ddd614e0a1801ced3ab163df172f19629b18299c59a7e868a24aea3cb0cfec58116910d50980f6ee6b85b1384012
SHA1 hash: 156a572c1e37ac60000882e7937ffabffab673f1
MD5 hash: 4e709a175ae13124bce2539b036ac7d8
humanhash: louisiana-spaghetti-fix-delta
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:54'864 bytes
First seen:2026-02-04 06:51:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:pIgyxzL/ynKLEbo6pQvgDKehSG+EMon8rt7RBNOFTSLLKmtN:/yxzLaniEbo6pbmehSrEEWSiW
TLSH T101331985BC918912C9C42377F61E01CD372663E9E2DF32179E226F1177CA92F0E67546
telfhash t1dc017b258e0d2cac77e0c289aa0701169ea931b423675625bfbf2fc715439d2f3b6075
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 :
70
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/be16afb4-0cd1-487d-96a1-c8ba9f55d0c8/
Detection(s):
Sanesecurity.Malware.30435.LC.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.Dropper.Mirai-7540663-0
Create hunting rule

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

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai obfuscated rust
Link:
https://www.filescan.io/uploads/6982ec9ec9bfb60ece1b42ef/reports/24b3db70-ad85-42b1-bb03-d86daa7e4574/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-02-04T04:01:00Z UTC
Last seen:
2026-02-04T05:57:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.ez HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/480863d0-8b31-42cf-bb6b-a43b84ec6489
Behavior Graph:
Download SVG
%3 guuid=d91e8cb0-1600-0000-82db-b09ea50c0000 pid=3237 /usr/bin/sudo guuid=d63189b2-1600-0000-82db-b09ea90c0000 pid=3241 /tmp/sample.bin guuid=d91e8cb0-1600-0000-82db-b09ea50c0000 pid=3237->guuid=d63189b2-1600-0000-82db-b09ea90c0000 pid=3241 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/599910f5-c31f-489b-98cd-cdde7f8bd7ff
Result
Threat name:
Mirai, Moobot
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1863036
Signature
Antivirus / Scanner detection for submitted sample
Detected Mirai
Multi AV Scanner detection for submitted file
Sample deletes itself
Suricata IDS alerts for network traffic
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1863036 Sample: arm5.elf Startdate: 04/02/2026 Architecture: LINUX Score: 84 16 js.byxiaolin.dpdns.org 103.43.8.15, 52634, 55650 HKNEWCLOUD-AS-APHKNEWCLOUDTECHNOLOGYLIMITEDHK Hong Kong 2->16 18 daisy.ubuntu.com 2->18 20 Suricata IDS alerts for network traffic 2->20 22 Antivirus / Scanner detection for submitted sample 2->22 24 Detected Mirai 2->24 26 2 other signatures 2->26 7 arm5.elf 2->7         started        10 python3.8 dpkg 2->10         started        signatures3 process4 signatures5 28 Sample deletes itself 7->28 12 arm5.elf 7->12         started        14 arm5.elf 7->14         started        process6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-04 06:52:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=idv4avlndt6m5owcaglkcrz34ljjq43lvmtg36ufhrjzneogem5a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai
Link:
https://tria.ge/reports/260204-hm6g9afz9e/
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/40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 40ebc0556d1cfccebac20196a1473be2d298736bab266dfa853c539691c6233a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3760110/
  
Delivery method
Distributed via web download

Comments