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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42b4e4ad3a9724adb59b9ffcf1f532af2f5915a993d43935938ab707714f1d68. 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: 12


Intelligence 12 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42b4e4ad3a9724adb59b9ffcf1f532af2f5915a993d43935938ab707714f1d68
SHA3-384 hash: a753bcfa708df133d285fc102e098a27616828bc0b278a070510e27ef43162f78f24657da1c951255d73e10d4930d15c
SHA1 hash: 4582e2c05bf932ccf94530fe6006e6aa21130399
MD5 hash: 156ff5dc7d504af03f371e587ff6ad63
humanhash: nine-steak-maine-twelve
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:153'730 bytes
First seen:2026-11-14 17:25:05 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:leH4w/HaAYe6Qxse54PO8tqd77c2GvyfV7Xqomyw:leRHaAYe6QxxOudc2GvyfV76VT
TLSH T13AE33B56EB404B13C0D61779BAEF424533239BA493EB730699246FF43F8679E4E23A05
telfhash t1ac310e755b22a1166961dd64d9fe87b1a51983131784ff33df2688cc240904ee72bc5f
Magika elf
Reporter abuse_ch
Tags:elf mirai torii

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/89322f18-2021-48cb-a25f-f0a29e86da31/
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10025600-0
Create hunting rule

Unix.Trojan.Mirai-10028641-0
Create hunting rule

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

YARA.SIGNATURE_BASE_MAL_ARM_LNX_Mirai_Mar13_2022.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc mirai rust
Link:
https://www.filescan.io/uploads/6af89a675b61fce35d239e02/reports/e169525b-d4b4-4a71-a7c6-132d1f420935/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
1
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/42b4e4ad3a9724adb59b9ffcf1f532af2f5915a993d43935938ab707714f1d68
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/717afa42-198f-4461-844a-d855a7f22378
Behavior Graph:
Download SVG
%3 guuid=5cdb663d-1a00-0000-d308-38b500080000 pid=2048 /usr/bin/sudo guuid=3c780041-1a00-0000-d308-38b509080000 pid=2057 /tmp/sample.bin guuid=5cdb663d-1a00-0000-d308-38b500080000 pid=2048->guuid=3c780041-1a00-0000-d308-38b509080000 pid=2057 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/72ed6134-bd37-489f-b8db-0d254e254c88
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/2006066
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2006066 Sample: arm5.elf Startdate: 14/11/2026 Architecture: LINUX Score: 84 21 5.178.101.94, 1337, 60410, 60412 TakeHostBizNO Germany 2->21 25 Malicious sample detected (through community Yara rule) 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 2 other signatures 2->31 9 arm5.elf 2->9         started        signatures3 process4 process5 11 arm5.elf 9->11         started        process6 13 arm5.elf 11->13         started        15 arm5.elf 11->15         started        signatures7 18 arm5.elf 13->18         started        33 Manipulation of devices in /dev 15->33 process8 signatures9 23 Deletes system log files 18->23
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/42b4e4ad3a9724adb59b9ffcf1f532af2f5915a993d43935938ab707714f1d68
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/42b4e4ad3a9724adb59b9ffcf1f532af2f5915a993d43935938ab707714f1d68/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-11-14 17:25:38 UTC
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ik2ojlj2s4sk3nm3t76pd5jsv4xvsfnjspkdsnmtrk3qo4kpdvua._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion
Link:
https://tria.ge/reports/261114-vzc3pasx3p/
Behaviour
Changes its process name
Deletes Audit logs
Deletes itself
Deletes journal logs
Renames itself
Malware Config
C2 Extraction:
kittycattos.dyn
catsarecool.gopher
ihateyou.indy
ilikecats.parody
catsliketo.pirate
Malware Family:
mirai
Create hunting rule
Malicious:
True
Tags:
arm polymorphic elf
Link:
https://intel.virussign.com/intelligence/file/42b4e4ad3a9724adb59b9ffcf1f532af2f5915a993d43935938ab707714f1d68
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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_Generic_Threat_0ea505fa
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_c19ca8e5
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
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 42b4e4ad3a9724adb59b9ffcf1f532af2f5915a993d43935938ab707714f1d68

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/4064833/

Comments