MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b44e2b3fa8a821297cd5c7d1e975880cddc7ca52ed631b4fd649f97260585a5. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b44e2b3fa8a821297cd5c7d1e975880cddc7ca52ed631b4fd649f97260585a5
SHA3-384 hash: f2efb8d42c1dfda09ac85c51bae7ea3a63e733e85213874fa82134f709ac3910f282229c920eb85a30ef16886c419510
SHA1 hash: a9167c1cee0ad073531c924abe9ec49355ee4d77
MD5 hash: efe080b3cf83592e7ce871ae681c57cb
humanhash: low-colorado-quebec-montana
File name:jklarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:105'680 bytes
First seen:2025-12-26 13:58:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:LuHidZ4j3t+hm3EhjQ9OmTBleujEvv7Ex/SqT2+:LuCdZMZEhjKOmTBleuQvv7u/l
TLSH T1C0A3F84ABC819B12C5D562BEFE1E518D331357BCE3EF72029D246B25778A82B0E7B501
telfhash t140d02bedcf009495f3e19a80a36d32960761e23b59020401c44c7f4f8083896300cd46
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
41
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

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

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ad523ca5-57f0-4e51-b0e0-7a124365642f
Behavior Graph:
Download SVG
%3 guuid=b0651995-1800-0000-4114-3f98e8080000 pid=2280 /usr/bin/sudo guuid=5b19d297-1800-0000-4114-3f98f2080000 pid=2290 /tmp/sample.bin guuid=b0651995-1800-0000-4114-3f98e8080000 pid=2280->guuid=5b19d297-1800-0000-4114-3f98f2080000 pid=2290 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/390a4eca-9e1e-4015-a8db-c812727bd5cc
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1839730
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839730 Sample: jklarm7.elf Startdate: 26/12/2025 Architecture: LINUX Score: 60 18 213.251.102.210, 23 TELENET-ASBE Belgium 2->18 20 213.251.102.224 TELENET-ASBE Belgium 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Connects to many IPs within the same subnet mask (likely port scanning) 2->28 8 jklarm7.elf 2->8         started        signatures3 process4 process5 10 jklarm7.elf 8->10         started        process6 12 jklarm7.elf 10->12         started        14 jklarm7.elf 10->14         started        16 jklarm7.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8b44e2b3fa8a821297cd5c7d1e975880cddc7ca52ed631b4fd649f97260585a5
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b44e2b3fa8a821297cd5c7d1e975880cddc7ca52ed631b4fd649f97260585a5/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 13:59:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rncofm72rkbbff6nlr6r5f2yqdg5y7fff3lddnh5mspzojqfqwsq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/251226-ragg2acj3x/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Creates a large amount of network flows
Enumerates active TCP sockets
Renames itself
Contacts a large (10352) amount of remote hosts
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/18903701-0186-42ac-8b06-cab4a43b4861
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/8b44e2b3fa8a821297cd5c7d1e975880cddc7ca52ed631b4fd649f97260585a5

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:Linux_Generic_Threat_8299c877
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

elf 8b44e2b3fa8a821297cd5c7d1e975880cddc7ca52ed631b4fd649f97260585a5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739149/
  
Delivery method
Distributed via web download

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