MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41
SHA3-384 hash: 6d8a63b1a3bce7d90d5bf92a74968309b2be4a41b905f17b701e62f1fe89a1160a581839b611f869fe98d3eb7bb418bd
SHA1 hash: 741595aa93656f606924f9c1f855b3facdf8440e
MD5 hash: 7b21c0b132ac2d18e671e5183590536b
humanhash: fillet-yellow-saturn-west
File name:Space.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:101'188 bytes
First seen:2026-03-25 12:18:57 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:WpaZOuT/Q30SQXa1r3J62yqPy/RWLW0edmpwjewNY0:lZzTJa1rZ62yqPy/ULWzjewNP
TLSH T17DA3B44D7E318FBEFBEC823447B39A12A65927D533E1C585D2ADD2011E7024E681FBA4
telfhash t11a117c18893812f097751c9d6bedff76e6a130cf4a265e378d00f85eaa2dd425e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 4dfe0982d38ad7f281052afffd415eeb90c1ca1ac2ba78698329f3b23322ff8b
File size (compressed) :38'076 bytes
File size (de-compressed) :101'188 bytes
Format:linux/mips
Packed file: 4dfe0982d38ad7f281052afffd415eeb90c1ca1ac2ba78698329f3b23322ff8b

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
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/61a173b9-fa79-47bd-ac2c-9c08e7e17710/
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

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.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Sends data to a server
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/69c3d2d65229aae88c8600b7/reports/40a2f639-7d05-49f0-a776-ed31ff8edb51/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
36
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-03-25T10:31:00Z UTC
Last seen:
2026-03-25T13:56:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8a3e46e4-2bab-4dc8-8473-5690cdf15f36
Behavior Graph:
Download SVG
%3 guuid=a54b2185-1a00-0000-c72a-74bcbf0d0000 pid=3519 /usr/bin/sudo guuid=0275ec86-1a00-0000-c72a-74bcc50d0000 pid=3525 /tmp/sample.bin guuid=a54b2185-1a00-0000-c72a-74bcbf0d0000 pid=3519->guuid=0275ec86-1a00-0000-c72a-74bcc50d0000 pid=3525 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e2d1b063-8dd2-4213-bd33-61f5a959acd9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-25 12:19:42 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hs3xdsitwu46rmjwbvatvnkx5yih2yzn2c74etqepiaupo2opzaq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery
Link:
https://tria.ge/reports/260325-phe8tscw4j/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
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/3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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_Gafgyt_28a2fe0c
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: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: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 4dfe0982d38ad7f281052afffd415eeb90c1ca1ac2ba78698329f3b23322ff8b

Mirai

elf 3cb771c913b539e8b1360d413ab557ee107d632dd0bfc24e047a0147bb4e7e41

(this sample)

  
Dropped by
SHA256 4dfe0982d38ad7f281052afffd415eeb90c1ca1ac2ba78698329f3b23322ff8b
  
Dropped by
MD5 d6c28b7733122dca6289dfb74f918e53
  
URLhaus
https://urlhaus.abuse.ch/url/3804848/
  
Delivery method
Distributed via web download

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