MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8b4245c7edc37c52d00f8e3501dd127596efd0b28086876af3e8081ec49bb35. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8b4245c7edc37c52d00f8e3501dd127596efd0b28086876af3e8081ec49bb35
SHA3-384 hash: 5c2430bf5d8eca1b97c8e74057406c7fe948959d218ed98080e2b5a30442213bff32d53e4e4c739f784756ad3622baa1
SHA1 hash: c1de32b9487a9454f0ff46608aa216eb0471e2c5
MD5 hash: 1e31b5492ee967827091694f0f3a3799
humanhash: don-mississippi-zulu-robin
File name:Nexus.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:41'156 bytes
First seen:2025-11-18 10:35:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:aA55uTlF8Qo5K4zdKcARHEQyVui11iSVkMaQcC4uVcqgw09D:5uTlON5vdtIHEQyVuiFkFQ14u+qgw09D
TLSH T15303E125D1240A25EEBF19741EE4EEC927601FCC2AE3F3B1A1E05FA4AB42E1355025E9
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) :41'156 bytes
File size (de-compressed) :104'480 bytes
Format:linux/ppc32
Unpacked file: d1f86815ef4f8650683eb35f2f621f71eae3cb039ef238bef8eb147525780104

Intelligence

File Origin
# of uploads :
1
# of downloads :
123
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9936831-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Sends data to a server
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/691c4bf685424c06c31784a7/reports/3b2d58df-2aa7-42ef-85ea-5c92f7004003/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-11-18T11:24:00Z UTC
Last seen:
2025-11-18T11:59:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a8b4245c7edc37c52d00f8e3501dd127596efd0b28086876af3e8081ec49bb35/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2221ec73-f932-4135-a5c1-7c6923c938df
Behavior Graph:
Download SVG
%3 guuid=87ed65a2-1800-0000-5add-7ef1500a0000 pid=2640 /usr/bin/sudo guuid=4563f2a3-1800-0000-5add-7ef1550a0000 pid=2645 /tmp/sample.bin guuid=87ed65a2-1800-0000-5add-7ef1500a0000 pid=2640->guuid=4563f2a3-1800-0000-5add-7ef1550a0000 pid=2645 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bbfcc312-a304-44f1-a513-4533d16ddac3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1815972
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1815972 Sample: Nexus.ppc.elf Startdate: 18/11/2025 Architecture: LINUX Score: 84 24 185.18.222.17, 404 THE-INTERNET-GROUPGB Ireland 2->24 26 34.243.160.129, 42488, 443 AMAZON-02US United States 2->26 28 54.247.62.1, 443 AMAZON-02US United States 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 2 other signatures 2->36 8 Nexus.ppc.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 Nexus.ppc.elf 8->14         started        16 Nexus.ppc.elf 8->16         started        18 Nexus.ppc.elf 8->18         started        process6 20 Nexus.ppc.elf 14->20         started        22 Nexus.ppc.elf 14->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a8b4245c7edc37c52d00f8e3501dd127596efd0b28086876af3e8081ec49bb35
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a8b4245c7edc37c52d00f8e3501dd127596efd0b28086876af3e8081ec49bb35/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-18 10:35:34 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vc2cixd63q34klia7drvahore5mw57ilfaegq5vph2aid3cjxm2q._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/251118-mmyvmatkgt/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9936831-0
YARA:
n/a
Link:
https://app.threat.zone/submission/38835382-e0ec-4ab9-b4f1-bb8ad63ed151
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/a8b4245c7edc37c52d00f8e3501dd127596efd0b28086876af3e8081ec49bb35

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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: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 a8b4245c7edc37c52d00f8e3501dd127596efd0b28086876af3e8081ec49bb35

(this sample)

Mirai

elf d1f86815ef4f8650683eb35f2f621f71eae3cb039ef238bef8eb147525780104

  
URLhaus
https://urlhaus.abuse.ch/url/3711024/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 d1f86815ef4f8650683eb35f2f621f71eae3cb039ef238bef8eb147525780104
  
Dropping
MD5 39f989163e1f1b1016920dcaaff4ae33
  
URLhaus
https://urlhaus.abuse.ch/url/3711116/

Comments