MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba. 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: d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba
SHA3-384 hash: 39be72c87fe3e74c07916c9728f110a5117e02ce24f4adcf078fd49f83be8986d252fb233fd95f88b2786debbc9e7e6f
SHA1 hash: cb25c7c80f99ae1222828aa1abe53d4882ed7c8d
MD5 hash: 4e0b2d6dd7f2533eaf01a1bfb39fc102
humanhash: purple-oscar-september-equal
File name:bin.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:76'500 bytes
First seen:2026-02-27 23:52:12 UTC
Last seen:2026-02-28 02:35:44 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:B4NGZbUN0cOrmE2H4Ay9Y2NVYuZ5GDbf8EJ60qSLZu:vgN0cOrmE2HyhVYccDrJJb
TLSH T183737DC0A683D9F2DD02467030B7FF329A32E2BB1156EAD7E3D89573AC51502E507A4E
telfhash t19f213af51fbe09e8f7d45d00c20d1ea07d68eb7b142036e111b3ac7922ab902907ad38
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 :
50
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/cd5975c8-912c-4be9-a25f-e04f0fb890de/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.28959.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135980-0
Create hunting rule

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

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

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

Unix.Trojan.Mirai-9941921-0
Create hunting rule

Unix.Trojan.Mirai-9943114-0
Create hunting rule

Unix.Trojan.Mirai-9950762-0
Create hunting rule

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

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

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
103
Number of processes launched:
9
Processes remaning?
true
Remote TCP ports scanned:
2323,7547,80,23,37215
Full report:
https://elfdigest.com/brief/d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0a8b0d80-951d-4120-bfbc-55c1b254019a
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-27 23:53:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2imenfcsckteu3usc4mkra7wq2eukyiizf6xbie7y3fqlcv4lo5a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:demons defense_evasion discovery linux
Link:
https://tria.ge/reports/260227-3w1ctacs2a/
Behaviour
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (568757) amount of remote hosts
Creates a large amount of network flows
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/d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
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 caaa9c9e7970d2b215d718f14caf3e7a5af4c640b94dfafeb59fa5aa86dc6af0

Mirai

elf d21846945212a64a6e921718a883f68689456108c97d70a09fc6cb058abc5bba

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3787238/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3787223/
  
Dropped by
SHA256 caaa9c9e7970d2b215d718f14caf3e7a5af4c640b94dfafeb59fa5aa86dc6af0
  
Dropped by
MD5 856fdddf0efbf47ca918589f0ac48483
  
URLhaus
https://urlhaus.abuse.ch/url/3787232/

Comments