MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a5c7212f989321383ecca141af7005ce989202cfc83e33c9e26462a55527847. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a5c7212f989321383ecca141af7005ce989202cfc83e33c9e26462a55527847
SHA3-384 hash: 826860250adf26612c986d86c9a94d4eeebcb1a70a80019bf5d18b7cf6e3990dbece46e02004236a6790b257a3f310c3
SHA1 hash: 5dcf334df8bc7456a6cab455b45e4dca4006cb2d
MD5 hash: ba0ec1815a9ab01f37d74bd96176c15a
humanhash: uniform-ack-social-vermont
File name:zersh4
Download: download sample
Signature Mirai
Create hunting rule
File size:44'088 bytes
First seen:2026-01-06 01:08:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:La0wtrXvCRbgefUE8c5pUOP5xgprdnUEjUGCho1zVDC4Uu:La0wtrx+t8fOYFdU0UGV/DC4Uu
TLSH T127137C76C02E6DD8D58856B8E4708E789F53F500C2632EBB8A8989758043BBCF51D7F9
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 :
107
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/695c607d6c350eb0b6f582d5/reports/9b99af8f-999c-471c-92ac-61acdc3602d1/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-06T00:04:00Z UTC
Last seen:
2026-01-06T00:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8a5c7212f989321383ecca141af7005ce989202cfc83e33c9e26462a55527847/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/cbe8b054-ccf7-4352-a179-13a951a017b1
Behavior Graph:
Download SVG
%3 guuid=34ed1bd2-1600-0000-4b54-8aaeff0c0000 pid=3327 /usr/bin/sudo guuid=c481a6d3-1600-0000-4b54-8aae040d0000 pid=3332 /tmp/sample.bin guuid=34ed1bd2-1600-0000-4b54-8aaeff0c0000 pid=3327->guuid=c481a6d3-1600-0000-4b54-8aae040d0000 pid=3332 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5df14955-7060-4b5e-876a-ca6b97ff3638
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1845229
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1845229 Sample: zersh4.elf Startdate: 06/01/2026 Architecture: LINUX Score: 48 20 109.202.202.202, 80 INIT7CH Switzerland 2->20 22 167.99.246.88, 39691, 51830 DIGITALOCEAN-ASNUS United States 2->22 24 3 other IPs or domains 2->24 26 Multi AV Scanner detection for submitted file 2->26 8 dash rm zersh4.elf 2->8         started        10 dash rm 2->10         started        12 dash head 2->12         started        14 7 other processes 2->14 signatures3 process4 process5 16 zersh4.elf 8->16         started        process6 18 zersh4.elf 16->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8a5c7212f989321383ecca141af7005ce989202cfc83e33c9e26462a55527847
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a5c7212f989321383ecca141af7005ce989202cfc83e33c9e26462a55527847/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-06 01:09:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rjoheexzrezbha7mzikbv5yaltuysibm7sb6gpe6ezdcuvkspbdq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260106-bhs8ssvlds/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9885259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/e6284610-a28d-4e3d-96b9-506c2bc273a7
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/8a5c7212f989321383ecca141af7005ce989202cfc83e33c9e26462a55527847

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: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 8a5c7212f989321383ecca141af7005ce989202cfc83e33c9e26462a55527847

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739404/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739194/

Comments