MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98c21848798bd3259b4eefe0b455d510f6e481c476882f03708cefafdbb10e54. 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: 7


Intelligence 7 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98c21848798bd3259b4eefe0b455d510f6e481c476882f03708cefafdbb10e54
SHA3-384 hash: 0234ed329de0414d95d426963b81757d3b91baa9aebf38c0925890e6692fd539b125edc8de681ea1ca367f03a76de293
SHA1 hash: 6225acfcb5963c9a34c7e9dbeaa17e8828042d37
MD5 hash: 921876e01ffcf338a8b993d8c4f05557
humanhash: autumn-zebra-maryland-mirror
File name:nullnet.spc
Download: download sample
Signature Mirai
Create hunting rule
File size:79'416 bytes
First seen:2026-07-21 00:18:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Y1TO8X3EXi9/VyQtX4Z9BxmvAF9/joX55Fk5QGBHRYn:YxOwEMZX4pxmvRrSBHQ
TLSH T1CA731A2679746E2BC4DD92FE12F38B24F1A62B0D28F4855D7D721D8EBF2059029137B2
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

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

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc masquerade mirai
Link:
https://www.filescan.io/uploads/6a5ebb11b2124f259ee6a829/reports/39e8ed7a-58b2-4b7b-a954-a5f0687a4110/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-07-20T22:52:00Z UTC
Last seen:
2026-07-22T19:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/98c21848798bd3259b4eefe0b455d510f6e481c476882f03708cefafdbb10e54/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1a5ca01e-c0db-4ffa-b9dd-02b2405de4b0
Behavior Graph:
Download SVG
%3 guuid=f6e53559-1b00-0000-92b0-aeb3120c0000 pid=3090 /usr/bin/sudo guuid=dd66885f-1b00-0000-92b0-aeb3160c0000 pid=3094 /tmp/sample.bin guuid=f6e53559-1b00-0000-92b0-aeb3120c0000 pid=3090->guuid=dd66885f-1b00-0000-92b0-aeb3160c0000 pid=3094 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/85b3d32f-dc95-4cb9-b177-46c9a7450a64
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/98c21848798bd3259b4eefe0b455d510f6e481c476882f03708cefafdbb10e54
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/98c21848798bd3259b4eefe0b455d510f6e481c476882f03708cefafdbb10e54/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-21 00:19:54 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tdbbqsdzrpjslg2o57qlivovcd3ojaoeo2ec6a3qrtx27w5rbzka._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/260721-ame2asby2v/
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/98c21848798bd3259b4eefe0b455d510f6e481c476882f03708cefafdbb10e54

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_Exploit_CVE_2017_17215_8b78a857
Create hunting rule
Author:Elastic Security
Description:Exploit code used in the ZeroBot malware
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_1_RID2F39
Create hunting rule
Author:Florian Roth
Description:Detects ELF Mirai variant
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 98c21848798bd3259b4eefe0b455d510f6e481c476882f03708cefafdbb10e54

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3889262/
  
Delivery method
Distributed via web download

Comments