MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e0666499dcd4516d080c4dcdf5ef26e5fcd5adb88dc88c45a8e19691dfd2bbcd. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e0666499dcd4516d080c4dcdf5ef26e5fcd5adb88dc88c45a8e19691dfd2bbcd
SHA3-384 hash: e2987b3e5bf006feec99002e7477f7026252191cf0233a799eb0274b024067dcbdb178dfa9cd6f88f26274d20ca7f4ab
SHA1 hash: 3ba065c4e9343119ae641748d6f18325d485d0b9
MD5 hash: d39d46a1c391ff0ec079f8ec26c029d9
humanhash: freddie-high-pizza-double
File name:nz.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:44'804 bytes
First seen:2026-07-31 14:39:14 UTC
Last seen:2026-08-01 14:25:28 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:6wibZB7pPKil+9IQHd01KIYu/ldyVdM9jmnuCQ8LANeqFQUQ9s3UozR:6wibZnysCIQHd0EIXNGdMJ83SJQfAzR
TLSH T15F1302206686CB89DEB0D076EE36DD187A81C8F0999631B5731846CD369364BF6FC0C3
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 UPX
File size (compressed) :44'804 bytes
File size (de-compressed) :105'776 bytes
Format:linux/arm
Unpacked file: 754f822786aa108d980acf8a9b9e653bbf3f3b3b0e11717e0bcb8dfd3db08245

Intelligence

File Origin
# of uploads :
2
# of downloads :
91
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/a4c5bb15-77ba-4d3c-88a2-dc3af29192fe/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/6a6cb3a494235b5e8e3bec6d/reports/c959bc21-5248-4916-9d5d-bab599443b19/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-31T13:05:00Z UTC
Last seen:
2026-07-31T23:49:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/e0666499dcd4516d080c4dcdf5ef26e5fcd5adb88dc88c45a8e19691dfd2bbcd/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ec3cfbcf-e7ce-4207-96f4-d32af617bf39
Behavior Graph:
Download SVG
%3 guuid=207d0e1a-1d00-0000-00a2-1cd4580a0000 pid=2648 /usr/bin/sudo guuid=78354b1d-1d00-0000-00a2-1cd45d0a0000 pid=2653 /tmp/sample.bin guuid=207d0e1a-1d00-0000-00a2-1cd4580a0000 pid=2648->guuid=78354b1d-1d00-0000-00a2-1cd45d0a0000 pid=2653 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b3c17532-c9bb-450d-af99-83a559708f1e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1950689
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Drops files in suspicious directories
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1950689 Sample: nz.arm.elf Startdate: 31/07/2026 Architecture: LINUX Score: 100 31 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEM-CapeRegionalMedicalCenterIncUS United States 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 2 other signatures 2->39 10 nz.arm.elf 2->10         started        signatures3 process4 process5 12 nz.arm.elf 10->12         started        process6 14 nz.arm.elf 12->14         started        file7 29 /etc/init.d/sysd, POSIX 14->29 dropped 45 Sample tries to set files in /etc globally writable 14->45 47 Drops files in suspicious directories 14->47 49 Sample tries to persist itself using System V runlevels 14->49 18 nz.arm.elf 14->18         started        20 nz.arm.elf sh 14->20         started        signatures8 process9 process10 22 nz.arm.elf 18->22         started        25 nz.arm.elf 18->25         started        27 sh cp 20->27         started        signatures11 41 Manipulation of devices in /dev 22->41 43 Deletes system log files 22->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/e0666499dcd4516d080c4dcdf5ef26e5fcd5adb88dc88c45a8e19691dfd2bbcd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e0666499dcd4516d080c4dcdf5ef26e5fcd5adb88dc88c45a8e19691dfd2bbcd/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-31 14:41:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4btgjgo42riw2camjxg7l3zg4x6nllnyrxeiyrni4gljdx6sxpgq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260731-r1j1vaaj5t/
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/e0666499dcd4516d080c4dcdf5ef26e5fcd5adb88dc88c45a8e19691dfd2bbcd

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf e0666499dcd4516d080c4dcdf5ef26e5fcd5adb88dc88c45a8e19691dfd2bbcd

(this sample)

Mirai

elf 754f822786aa108d980acf8a9b9e653bbf3f3b3b0e11717e0bcb8dfd3db08245

  
URLhaus
https://urlhaus.abuse.ch/url/3892990/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 754f822786aa108d980acf8a9b9e653bbf3f3b3b0e11717e0bcb8dfd3db08245
  
Dropping
MD5 05992c32ce3854e558c800e95dda5061

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