MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730
SHA3-384 hash: 95d9696b7ec21dffa43af88e12c1c02d809bcfb42953c2c5b0049e74f1ef8bff270ed32bac50d0492c77f27517983f9c
SHA1 hash: 0a397746d40ba2060e01b32151f05020abd80967
MD5 hash: 81481d307a13a1c120074b06d860aa82
humanhash: pluto-fruit-tennessee-shade
File name:zero.armv4l
Download: download sample
Signature Mirai
Create hunting rule
File size:53'688 bytes
First seen:2026-07-31 18:47:51 UTC
Last seen:2026-08-01 17:16:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:MVVgSOgN0JCMu9AMmSMCrV5hfeL6EnRWx8tB8e7U7R+MR+4auzhoes3Uozz:M9OgNyCIM3Mm5BeL5Wx01UoMRojzz
TLSH T18D33F1A1442ABDF3F8F440396B1A05C15714E6F4997F71A5143283EEFEA7452B0F236A
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) :53'688 bytes
File size (de-compressed) :157'856 bytes
Format:linux/arm
Unpacked file: bc97684ad2040e362388e8fa5fbc61416172b944158fc60e46a6e831d80bed7c

Intelligence

File Origin
# of uploads :
4
# of downloads :
93
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/1bd4db03-3a51-409a-9a1a-59a563d31b87/
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:
mirai packed upx
Link:
https://www.filescan.io/uploads/6a6cedfef66b6ee4dbff9bb9/reports/c70b17e8-6d8c-4af6-ba4c-1abfb62df0d9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
26
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730
Behaviour
Process Renaming
Anti-Debugging
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-31T17:09:00Z UTC
Last seen:
2026-08-02T01:35:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ae23ecc9-b908-4bea-bf6b-dd8361ca33be
Behavior Graph:
Download SVG
%3 guuid=8a4beb38-1700-0000-ca07-9f2e770e0000 pid=3703 /usr/bin/sudo guuid=d482bb3a-1700-0000-ca07-9f2e810e0000 pid=3713 /tmp/sample.bin guuid=8a4beb38-1700-0000-ca07-9f2e770e0000 pid=3703->guuid=d482bb3a-1700-0000-ca07-9f2e810e0000 pid=3713 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/969447c2-13eb-43cc-96f3-fa285dbdee6d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1950796
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 signatures2 2 Behavior Graph ID: 1950796 Sample: zero.armv4l.elf Startdate: 31/07/2026 Architecture: LINUX Score: 76 13 Malicious sample detected (through community Yara rule) 2->13 15 Antivirus / Scanner detection for submitted sample 2->15 17 Multi AV Scanner detection for submitted file 2->17 19 2 other signatures 2->19 7 zero.armv4l.elf 2->7         started        process3 process4 9 zero.armv4l.elf 7->9         started        process5 11 zero.armv4l.elf 9->11         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-31 18:48:34 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v55hpd4sy7qsqmr5lg7z4x3ddlmnc6pk5k2fosh23zhys3z6i4ya._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260731-xf1qrazzet/
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/af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730

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 af7a778f92c7e128323d59bf9e5f631ad8d179eaeab45748fade4f896f3e4730

(this sample)

Mirai

elf bc97684ad2040e362388e8fa5fbc61416172b944158fc60e46a6e831d80bed7c

  
URLhaus
https://urlhaus.abuse.ch/url/3893021/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 bc97684ad2040e362388e8fa5fbc61416172b944158fc60e46a6e831d80bed7c
  
Dropping
MD5 8b3e62a694bd7c1971f28aaff37eb8a2

Comments