MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc. 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: 9


Intelligence 9 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc
SHA3-384 hash: 13e7730ad0e5ec8a4c7fa89b2d94b0964e3c8cdd7a868bb892e90e7e1fbb66a094b8b3d06df1de53da943a584b79196d
SHA1 hash: 18464ce3f08bfa1464069e1d0fb1d402415df06f
MD5 hash: 2e8fe660d953e01775c83964010340dc
humanhash: angel-mockingbird-lion-london
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:220'337 bytes
First seen:2026-04-05 06:58:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:qarStOXX9afdfyk4KHf+hetEKAM3pNcle:qarvkyk4KHf+hetEKAM3pNcle
TLSH T1DE243A0775D08DFBC4C69AB40BE791328933F8291B32624BB7A4FD951F4EED86A1D610
telfhash t141815244e83c45dddea31e69a9b85fa31943e12623916f1aff2acdc4085e418f514d1f
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 :
52
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Detection(s):
Sanesecurity.Malware.30460.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-1.UNOFFICIAL
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Creating a file
Locks files
Opens a port
Launching a process
Substitutes an application name
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-04-05T04:07:00Z UTC
Last seen:
2026-04-05T04:19:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5c216539-3f1e-4364-a1d5-89f851ba2fb7
Behavior Graph:
Download SVG
%3 guuid=dc32884d-1a00-0000-c8a5-f2eed1080000 pid=2257 /usr/bin/sudo guuid=66da8b4f-1a00-0000-c8a5-f2eed6080000 pid=2262 /tmp/sample.bin net guuid=dc32884d-1a00-0000-c8a5-f2eed1080000 pid=2257->guuid=66da8b4f-1a00-0000-c8a5-f2eed6080000 pid=2262 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=66da8b4f-1a00-0000-c8a5-f2eed6080000 pid=2262->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263 /tmp/sample.bin dns net send-data zombie guuid=66da8b4f-1a00-0000-c8a5-f2eed6080000 pid=2262->guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263 clone 1953617f-bd2b-56a9-9ede-0bea1c944f64 178.254.22.166:53 guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263->1953617f-bd2b-56a9-9ede-0bea1c944f64 send: 370B 5a1eed8a-85fe-5cc9-b13b-21dc70289ae4 0.0.0.0:0 guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263->5a1eed8a-85fe-5cc9-b13b-21dc70289ae4 con 8e632d57-7de0-574f-8cc2-742f7016c27c 94.16.114.254:53 guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263->8e632d57-7de0-574f-8cc2-742f7016c27c send: 185B 1916c8ac-07bf-5360-a6f3-e42acfa320ef 91.217.137.37:53 guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263->1916c8ac-07bf-5360-a6f3-e42acfa320ef send: 185B c3d58d5e-1f04-5910-85c1-2a9460cd4839 134.195.4.2:53 guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263->c3d58d5e-1f04-5910-85c1-2a9460cd4839 send: 148B guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266 /tmp/sample.bin net guuid=6357ac4f-1a00-0000-c8a5-f2eed7080000 pid=2263->guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266 clone 18292567-24c1-5786-a609-043bbf84884e 212.118.43.167:2222 guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266->18292567-24c1-5786-a609-043bbf84884e con guuid=a7db5f50-1a00-0000-c8a5-f2eedb080000 pid=2267 /usr/bin/dash guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266->guuid=a7db5f50-1a00-0000-c8a5-f2eedb080000 pid=2267 execve guuid=2531f65d-1a00-0000-c8a5-f2eefc080000 pid=2300 /usr/bin/dash guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266->guuid=2531f65d-1a00-0000-c8a5-f2eefc080000 pid=2300 execve guuid=e672f95e-1a00-0000-c8a5-f2eefe080000 pid=2302 /usr/bin/dash guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266->guuid=e672f95e-1a00-0000-c8a5-f2eefe080000 pid=2302 execve guuid=1ab7615f-1a00-0000-c8a5-f2ee00090000 pid=2304 /usr/bin/dash guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266->guuid=1ab7615f-1a00-0000-c8a5-f2ee00090000 pid=2304 execve guuid=2094be5f-1a00-0000-c8a5-f2ee02090000 pid=2306 /usr/bin/dash guuid=2b625c50-1a00-0000-c8a5-f2eeda080000 pid=2266->guuid=2094be5f-1a00-0000-c8a5-f2ee02090000 pid=2306 execve guuid=450d8d50-1a00-0000-c8a5-f2eedd080000 pid=2269 /usr/sbin/xtables-nft-multi guuid=a7db5f50-1a00-0000-c8a5-f2eedb080000 pid=2267->guuid=450d8d50-1a00-0000-c8a5-f2eedd080000 pid=2269 execve guuid=b7e5775e-1a00-0000-c8a5-f2eefd080000 pid=2301 /usr/bin/busybox guuid=2531f65d-1a00-0000-c8a5-f2eefc080000 pid=2300->guuid=b7e5775e-1a00-0000-c8a5-f2eefd080000 pid=2301 execve guuid=3b7e475f-1a00-0000-c8a5-f2eeff080000 pid=2303 /usr/bin/dash guuid=e672f95e-1a00-0000-c8a5-f2eefe080000 pid=2302->guuid=3b7e475f-1a00-0000-c8a5-f2eeff080000 pid=2303 clone guuid=f0d7a35f-1a00-0000-c8a5-f2ee01090000 pid=2305 /usr/bin/dash guuid=1ab7615f-1a00-0000-c8a5-f2ee00090000 pid=2304->guuid=f0d7a35f-1a00-0000-c8a5-f2ee01090000 pid=2305 clone guuid=a4eb0060-1a00-0000-c8a5-f2ee03090000 pid=2307 /usr/bin/busybox guuid=2094be5f-1a00-0000-c8a5-f2ee02090000 pid=2306->guuid=a4eb0060-1a00-0000-c8a5-f2ee03090000 pid=2307 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6a3b2a1b-6f9c-4c86-9705-2ed6ecf7a239
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1893742
Signature
Contains symbols with names commonly found in malware
Executes the "iptables" command to insert, remove and/or manipulate rules
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1893742 Sample: x86_64.elf Startdate: 05/04/2026 Architecture: LINUX Score: 76 39 jimmy.jimmyporn.xyz 2->39 41 109.202.202.202, 80 INIT7CH Switzerland 2->41 43 3 other IPs or domains 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected Gafgyt 2->49 51 Contains symbols with names commonly found in malware 2->51 10 x86_64.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 53 Performs DNS queries to domains with low reputation 39->53 process4 process5 16 x86_64.elf 10->16         started        process6 18 x86_64.elf 16->18         started        process7 20 x86_64.elf sh 18->20         started        22 x86_64.elf sh 18->22         started        24 x86_64.elf sh 18->24         started        26 2 other processes 18->26 process8 28 sh iptables 20->28         started        31 sh busybox 22->31         started        33 sh busybox 24->33         started        35 sh 26->35         started        37 sh 26->37         started        signatures9 55 Executes the "iptables" command to insert, remove and/or manipulate rules 28->55
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-05 07:00:49 UTC
File Type:
ELF64 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gp5vobbdkj4zm5vf555ztmg5epxwf3tlmkc4cvhgxwwz2qfcjg6a._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery linux
Link:
https://tria.ge/reports/260405-hr6zksf18x/
Behaviour
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Unexpected DNS network traffic destination
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/33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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_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_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:MatchByteSequence
Create hunting rule
Author:Generated by ChatGPT
Description:Rule to match specific byte sequence: 89 C8 C1 E8 08 31 D1 31 C8
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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

sh f256da4be409350fadc4620c8b977355181562fd787fd3652f47080a5af54725

Mirai

elf 33fb57042352799676a5ef7b99b0dd23ef62ee6b6285c154e6bdad9d40a249bc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3812229/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 f256da4be409350fadc4620c8b977355181562fd787fd3652f47080a5af54725
  
Dropped by
MD5 cab1af79e501983b896a51e6bf5e25e0
  
URLhaus
https://urlhaus.abuse.ch/url/3812300/

Comments