MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709. 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: 14


Intelligence 14 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709
SHA3-384 hash: 7d1ac13eac70e2d872ff55927fc2213b4938d82b8488916ba99a9c683f8745a6e3c594de8eccdd33fb575f6539cef0f1
SHA1 hash: f279ab75321acb709493f23671d41a1b5c602697
MD5 hash: d76b3484f6bd59dc7ba04818b9762fc1
humanhash: potato-india-bacon-colorado
File name:ub8ehJSePAfc9FYqZIT6.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:139'736 bytes
First seen:2026-01-19 08:49:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:CuBou1M/qEt/XPgK0xhQJ/AcSli/iUr3oHFWq:ChnyxGdSCH
TLSH T184D32A0B698080FDC8E9C1784BFEB136D932B4AD523CB20B2784BE321A5DE215F7D615
telfhash t1df51b8b43d423a90a1f3fa26b70fd965ecb10e2419e070f5ce7769e1ca627890da5473
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ca25286842c9e0ff77762aa9a8232a17147215078477fc3ed7588b8c80e88ad6
File size (compressed) :51'340 bytes
File size (de-compressed) :139'736 bytes
Format:linux/amd64
Packed file: ca25286842c9e0ff77762aa9a8232a17147215078477fc3ed7588b8c80e88ad6

Intelligence

File Origin
# of uploads :
1
# of downloads :
56
Origin country :
NL NL
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/8730c755-afa1-4cdf-9df1-6ebf2c175370/
Detection(s):
Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

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

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

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

Unix.Dropper.Mirai-7540662-0
Create hunting rule

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

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated
Link:
https://www.filescan.io/uploads/696df05dfdafd7624ab0a674/reports/5345a9b5-c024-4f92-b5a9-250400355ac8/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-01-19T05:59:00Z UTC
Last seen:
2026-01-19T07:37:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6de60ebe-a1dd-41f7-98a3-2bbc98e53432
Behavior Graph:
Download SVG
%3 guuid=7c8427ce-1900-0000-62d2-4bc5ca080000 pid=2250 /usr/bin/sudo guuid=9b3885d0-1900-0000-62d2-4bc5cb080000 pid=2251 /tmp/sample.bin net guuid=7c8427ce-1900-0000-62d2-4bc5ca080000 pid=2250->guuid=9b3885d0-1900-0000-62d2-4bc5cb080000 pid=2251 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=9b3885d0-1900-0000-62d2-4bc5cb080000 pid=2251->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=2d2edcd9-1900-0000-62d2-4bc5cc080000 pid=2252 /tmp/sample.bin guuid=9b3885d0-1900-0000-62d2-4bc5cb080000 pid=2251->guuid=2d2edcd9-1900-0000-62d2-4bc5cc080000 pid=2252 clone guuid=50bd8415-1a00-0000-62d2-4bc53b090000 pid=2363 /tmp/sample.bin guuid=9b3885d0-1900-0000-62d2-4bc5cb080000 pid=2251->guuid=50bd8415-1a00-0000-62d2-4bc53b090000 pid=2363 clone guuid=f7752d51-1a00-0000-62d2-4bc59e090000 pid=2462 /tmp/sample.bin delete-file guuid=9b3885d0-1900-0000-62d2-4bc5cb080000 pid=2251->guuid=f7752d51-1a00-0000-62d2-4bc59e090000 pid=2462 clone guuid=406a3451-1a00-0000-62d2-4bc59f090000 pid=2463 /tmp/sample.bin dns net send-data zombie guuid=9b3885d0-1900-0000-62d2-4bc5cb080000 pid=2251->guuid=406a3451-1a00-0000-62d2-4bc59f090000 pid=2463 clone guuid=406a3451-1a00-0000-62d2-4bc59f090000 pid=2463->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 4f6baed0-9587-596c-82b3-fd721afe4cc1 10.0.2.3:53 guuid=406a3451-1a00-0000-62d2-4bc59f090000 pid=2463->4f6baed0-9587-596c-82b3-fd721afe4cc1 send: 1638B bb4fe9eb-6da4-5bc7-bf8c-de96d6b4783d dongfeng.serveftp.com:3778 guuid=406a3451-1a00-0000-62d2-4bc59f090000 pid=2463->bb4fe9eb-6da4-5bc7-bf8c-de96d6b4783d send: 210B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/623e041f-56c5-45d6-adc4-62d831f0fffe
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1853251
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1853251 Sample: ub8ehJSePAfc9FYqZIT6.x86_64.elf Startdate: 19/01/2026 Architecture: LINUX Score: 64 21 109.202.202.202, 80 INIT7CH Switzerland 2->21 23 dongfeng.serveftp.com 45.83.207.194, 3778, 52786, 52788 CLOUVIDERClouvider-GlobalASNGB Netherlands 2->23 25 3 other IPs or domains 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 Multi AV Scanner detection for submitted file 2->31 7 ub8ehJSePAfc9FYqZIT6.x86_64.elf 2->7         started        9 dash rm 2->9         started        11 dash rm 2->11         started        signatures3 process4 process5 13 ub8ehJSePAfc9FYqZIT6.x86_64.elf 7->13         started        15 ub8ehJSePAfc9FYqZIT6.x86_64.elf 7->15         started        17 ub8ehJSePAfc9FYqZIT6.x86_64.elf 7->17         started        19 ub8ehJSePAfc9FYqZIT6.x86_64.elf 7->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-19 08:51:13 UTC
File Type:
ELF64 Little (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=idtkpmzegmhrrouffgn46xuk6uztbni3r3mrf6ezpe7gn6guw4eq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion linux
Link:
https://tria.ge/reports/260119-krxf9aey8f/
Behaviour
Writes file to tmp directory
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_d0c57a2e Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_520deeb8 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_01e4a728 Linux_Trojan_Mirai_e0cf29e2
Link:
https://app.threat.zone/submission/1fa09cfb-2ffd-48b6-a405-5296a48139d5
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/40e6a7b32433/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
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 ca25286842c9e0ff77762aa9a8232a17147215078477fc3ed7588b8c80e88ad6

Mirai

elf 40e6a7b324330f18ba85299bcf5e8af53330b51b8ed912f899793e66f8d4b709

(this sample)

  
Dropped by
SHA256 ca25286842c9e0ff77762aa9a8232a17147215078477fc3ed7588b8c80e88ad6
  
URLhaus
https://urlhaus.abuse.ch/url/3759490/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3753592/
  
Dropped by
MD5 9cd577bd09599d6806e2289ad653b516
  
URLhaus
https://urlhaus.abuse.ch/url/3760906/
  
URLhaus
https://urlhaus.abuse.ch/url/3760958/

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