MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a. 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 7 File information Comments
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SHA256 hash: 2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a
SHA3-384 hash: 14f570b0c9d140a9cdf62f61ef3e1a172343092a29a31db2614bfdc47136f0ac58c271e8cad65c97b6577aa964a4a92e
SHA1 hash: f8506a3aa361d50dfbfb1ddc06cf8399590bf772
MD5 hash: c4f26dcdf46595b5800a57d45e81140c
humanhash: idaho-snake-august-mexico
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:120'332 bytes
First seen:2026-03-29 23:02:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:qaZwsA5XjVZJK0twtfXd/GW25UhMMJNu5xWKRZwMQaX4jnOsKigXIQSUwrVr1vw+:qf5Z5Z98XdmVMJaiaX7ziGSUGfIwEm
TLSH T1CBC3AE32D8396DC4C1A45434F8B1EE711FA1A5C441A25EBB1AE5C97900C7DA8FA0EFF6
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 :
126
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

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

Unix.Trojan.Generic-9910199-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10057021-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin remote
Link:
https://www.filescan.io/uploads/69c9afcbbe4fad62665d6430/reports/ff270cb0-0b85-4c58-bb6c-4420faecc901/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-03-29T20:05:00Z UTC
Last seen:
2026-03-29T23:32:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.ba HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/735ebee2-94ab-48bc-9435-cbd1c4d80dce
Behavior Graph:
Download SVG
%3 guuid=6a497d47-1a00-0000-1bde-1a9806080000 pid=2054 /usr/bin/sudo guuid=8258484a-1a00-0000-1bde-1a980e080000 pid=2062 /tmp/sample.bin guuid=6a497d47-1a00-0000-1bde-1a9806080000 pid=2054->guuid=8258484a-1a00-0000-1bde-1a980e080000 pid=2062 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/46201dd9-5686-44f5-bc91-501eca18ccd2
Result
Threat name:
Mirai, Moobot
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1890690
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1890690 Sample: sh4.elf Startdate: 30/03/2026 Architecture: LINUX Score: 80 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 172.86.91.224, 1999, 48520 M247GB United States 2->28 30 daisy.ubuntu.com 91.189.95.56, 41428, 41432, 443 CANONICAL-ASGB United Kingdom 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 2 other signatures 2->38 8 sh4.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 sh4.elf 8->12         started        14 sh4.elf 8->14         started        16 sh4.elf 8->16         started        18 sh4.elf 8->18         started        process6 20 sh4.elf 12->20         started        22 sh4.elf 12->22         started        24 sh4.elf 12->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-29 23:03:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fs7yvk2dpuu4j4724hk2ovcsk5taskwqpp5cynktwczyukeo3yva._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/260329-21x8kset9j/
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/2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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: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

elf 2cbf8aab437d29c4f3fae1d5a754525766092ad07bfa2c3553b0b38a288ede2a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3807932/
  
Delivery method
Distributed via web download

Comments