MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26
SHA3-384 hash: 3242b85354795665ac09a873ea262e11fc1f63ac18ac36f8b45bb860e2136d28c70dbd5e8a0fe38c2a7c1fcfbf3e15f7
SHA1 hash: 7370e9b907b3facddb2d6f2cdd113b31a106fc39
MD5 hash: 5ef6cfd8a51889d8e94df9aefbf6f4ba
humanhash: ceiling-angel-july-timing
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:67'600 bytes
First seen:2026-05-27 00:32:36 UTC
Last seen:2026-05-30 17:15:26 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:WUQYmTQXE3a46zz5+BJLloQ2TiqB94kWSMwF7Y76yCMkBSjsgutR:tQYjU3OzzUKQ2T37WPwF7LyPkMsgy
TLSH T1E8637CC5AB43D0F0FDA71278003BA3529E76D5364638EB86D7A52E369C13B019E1B76C
telfhash t18031f7fb4d7f08e877815c84c71a6e92250ee57b096073a58123d9a832efdd140b9878
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 :
2
# of downloads :
67
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.BackDoor.Siggen.796.21677.3031.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
DNS request
Runs as daemon
Receives data from a server
Creating a file
Connection attempt
Sends data to a server
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6a163bd812da0d249c592ebf/reports/69ac661c-9701-4e65-9234-bd982458cd26/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26
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:
2026-05-26T17:42:00Z UTC
Last seen:
2026-05-27T20:01:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d7dcb3ff-636d-4b4d-a8ef-45631e41aa33
Behavior Graph:
Download SVG
%3 guuid=eddb500e-1700-0000-0d67-deb4450e0000 pid=3653 /usr/bin/sudo guuid=e9be9312-1700-0000-0d67-deb44f0e0000 pid=3663 /tmp/sample.bin net write-file guuid=eddb500e-1700-0000-0d67-deb4450e0000 pid=3653->guuid=e9be9312-1700-0000-0d67-deb44f0e0000 pid=3663 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=e9be9312-1700-0000-0d67-deb44f0e0000 pid=3663->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=aefefb12-1700-0000-0d67-deb4500e0000 pid=3664 /tmp/sample.bin guuid=e9be9312-1700-0000-0d67-deb44f0e0000 pid=3663->guuid=aefefb12-1700-0000-0d67-deb4500e0000 pid=3664 clone guuid=0675691f-1700-0000-0d67-deb4650e0000 pid=3685 /tmp/sample.bin dns net send-data zombie guuid=e9be9312-1700-0000-0d67-deb44f0e0000 pid=3663->guuid=0675691f-1700-0000-0d67-deb4650e0000 pid=3685 clone guuid=0675691f-1700-0000-0d67-deb4650e0000 pid=3685->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con b0abba15-9a34-51cb-a2ff-3008f7e59616 208.67.222.222:53 guuid=0675691f-1700-0000-0d67-deb4650e0000 pid=3685->b0abba15-9a34-51cb-a2ff-3008f7e59616 send: 29B ee8e5bcf-3731-519f-b8a9-5ada106098e2 cafebabe.su:39419 guuid=0675691f-1700-0000-0d67-deb4650e0000 pid=3685->ee8e5bcf-3731-519f-b8a9-5ada106098e2 send: 41B guuid=18507c3b-2400-0000-0d67-deb48d140000 pid=5261 /tmp/sample.bin net send-data write-file guuid=0675691f-1700-0000-0d67-deb4650e0000 pid=3685->guuid=18507c3b-2400-0000-0d67-deb48d140000 pid=5261 clone 1a50d384-abfa-591a-9e77-e2a9322035ac 34.18.198.172:9071 guuid=18507c3b-2400-0000-0d67-deb48d140000 pid=5261->1a50d384-abfa-591a-9e77-e2a9322035ac send: 5451378B guuid=e0dd933b-2400-0000-0d67-deb48e140000 pid=5262 /tmp/sample.bin guuid=18507c3b-2400-0000-0d67-deb48d140000 pid=5261->guuid=e0dd933b-2400-0000-0d67-deb48e140000 pid=5262 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/12accf41-74c3-4b3b-8c2a-4e1e734cb2c4
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1918996
Signature
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: 1918996 Sample: x86.elf Startdate: 27/05/2026 Architecture: LINUX Score: 56 17 109.202.202.202, 80 INIT7CH Switzerland 2->17 19 cafebabe.su 141.98.234.105, 34646, 39419 GCS-ASGB Hong Kong SAR China 2->19 21 3 other IPs or domains 2->21 23 Malicious sample detected (through community Yara rule) 2->23 25 Multi AV Scanner detection for submitted file 2->25 7 x86.elf 2->7         started        9 dash rm 2->9         started        11 dash rm 2->11         started        signatures3 process4 process5 13 x86.elf 7->13         started        15 x86.elf 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-27 00:33:53 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fa4hrnrc22by3c7nrxz7yfvzj3wj5iybxwaieat5j3adx2lnrita._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
linux
Link:
https://tria.ge/reports/260527-awe3nab15k/
Behaviour
Changes its process name
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/283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26

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_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
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
Rule name:woof_mirai_variant
Create hunting rule
Author:Nokia Deepfield ERT
Description:Detects Woof Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper)
Reference:Internal analysis of sample 6ef4ce02

File information

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

Web download

Mirai

elf 283878b622d6838d8bed8df3fc16b94eec9ea301bd8082027d4ec03be96d8a26

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3850195/
  
Delivery method
Distributed via web download

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