MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd. 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: b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd
SHA3-384 hash: 6b3a6e8449e14a5dcf8054f624f5e2c4b3d1cc22eada5790db6ddeb8a04432919f9d0019ab12d59f267259108dc2f1b2
SHA1 hash: 3158ae2576ba432e7339f1c77e166511ce5241ca
MD5 hash: cb3642ab159e0ac2f992acc9186914fd
humanhash: friend-red-victor-fruit
File name:armv5l
Download: download sample
Signature Mirai
Create hunting rule
File size:146'208 bytes
First seen:2025-07-22 18:19:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:z5oY6MCSx9MPayiEjtPOK8yNft5EAaGX/B4bFwT/tCTb4+uP5JCIQGl:z5j6MCSx9MPayiEywMiJ4bFwLtCTb4V1
TLSH T1F6E30745FC518F26C6C666BBFF4E428D772A1768D3EE32039D296F20379B85A0E36141
telfhash t11a11231a8e2819dd36d2a68592bf70770ffd305d363538b4a27ee54b05125c4702b54f
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 :
84
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin rust
Link:
https://www.filescan.io/uploads/687fd6738a7d628a81bd39db/reports/fbfe455f-7fa0-4eca-8242-ab941585c1c3/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
325
Number of processes launched:
13
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd
Behaviour
Anti-VM
Persistence
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a2787f8f-01b2-4262-aeb1-fb524ad6a8a8
Behavior Graph:
Download SVG
%3 guuid=6b96cb56-1900-0000-af69-fed20b120000 pid=4619 /usr/bin/sudo guuid=fe8b7258-1900-0000-af69-fed213120000 pid=4627 /tmp/sample.bin guuid=6b96cb56-1900-0000-af69-fed20b120000 pid=4619->guuid=fe8b7258-1900-0000-af69-fed213120000 pid=4627 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/331051a4-5810-4ce1-82d6-b284acad8603
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1742247
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Found malware configuration
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to set files in /etc globally writable
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1742247 Sample: armv5l.elf Startdate: 22/07/2025 Architecture: LINUX Score: 100 25 89.116.20.194, 7074 LRTC-ASLT Lithuania 2->25 27 169.254.169.254, 80 USDOSUS Reserved 2->27 29 daisy.ubuntu.com 2->29 37 Found malware configuration 2->37 39 Antivirus detection for dropped file 2->39 41 Antivirus / Scanner detection for submitted sample 2->41 43 3 other signatures 2->43 9 armv5l.elf 2->9         started        11 python3.8 dpkg 2->11         started        signatures3 process4 process5 13 armv5l.elf 9->13         started        process6 15 armv5l.elf 13->15         started        file7 21 /var/main, ELF 15->21 dropped 23 /etc/init.d/xs.main, POSIX 15->23 dropped 31 Sample tries to set files in /etc globally writable 15->31 33 Drops files in suspicious directories 15->33 35 Sample deletes itself 15->35 19 armv5l.elf 15->19         started        signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Gafgyt
Link:
https://tip.neiki.dev/file/b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-22 18:20:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ww74gkperbvlnracmo7sse4gdzw4j2a3uiqd6cuc2osl2fu7jxoq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250722-wy26vsx1bs/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/edb2aeea-4c21-4915-83ac-d8feea100d98
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/b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 b5bfc329e4886ab6c40263bf2913861e6dc4e81ba2203f0a82d3a4bd169f4ddd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3587311/
  
Delivery method
Distributed via web download

Comments