MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4b8996221ce3b504e33748406c616aff28e65f9d09dd2dbb38dac02d780534b. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c4b8996221ce3b504e33748406c616aff28e65f9d09dd2dbb38dac02d780534b
SHA3-384 hash: 9ee79e827302fb5b7a48f55170a37eb5d206c5d58ee84c2379becb395a4807c7879afcad0be4baeb99f17b810d95acf4
SHA1 hash: 305cad7134fc42d63d922f841a36964a0dd55d1a
MD5 hash: 998c976280ad23d71be7e2617d9a96e2
humanhash: alaska-white-one-three
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:80'968 bytes
First seen:2025-12-31 06:25:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:m47Dcn3D2etW1etz2HqYvzEwQGmNYgcGjOmplYJAn7Xbvagwk0EmSSc:+3D2ejvmzXQFNY1+YJAjbGlE7L
TLSH T188835B55B892D612C9C152BBFB1F818D372653E8D2DA3203FD256F2C778796A0E3B640
telfhash t1a511ea2acbd85ad813d4c30dc7dca0294c9831f41205259aff7f9f1604138d0732583e
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 :
34
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/6954c207127d6a14e0c9ba22/reports/1a627880-e980-43cc-a451-996a6e1c6870/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/56dbb5c9-44c2-4f18-9cab-475fa37c7059
Behavior Graph:
Download SVG
%3 guuid=e0b6a9e1-1a00-0000-a714-0561ff0a0000 pid=2815 /usr/bin/sudo guuid=722e80e3-1a00-0000-a714-0561030b0000 pid=2819 /tmp/sample.bin guuid=e0b6a9e1-1a00-0000-a714-0561ff0a0000 pid=2815->guuid=722e80e3-1a00-0000-a714-0561030b0000 pid=2819 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/56ead96d-ac72-4af0-b609-31a2310a58c4
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1842558
Signature
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1842558 Sample: arm5.elf Startdate: 31/12/2025 Architecture: LINUX Score: 56 12 54.247.62.1, 443, 57224 AMAZON-02US United States 2->12 14 Multi AV Scanner detection for submitted file 2->14 16 Yara detected Mirai 2->16 6 dash rm 2->6         started        8 dash rm 2->8         started        10 arm5.elf 2->10         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c4b8996221ce3b504e33748406c616aff28e65f9d09dd2dbb38dac02d780534b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c4b8996221ce3b504e33748406c616aff28e65f9d09dd2dbb38dac02d780534b/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 06:26:18 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ys4jsyrbzy5vatrtoscanrqwv7zi4zpz2co5fw5trwwafv4aknfq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251231-g631sscl2v/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/e2f71bab-0f49-4f77-b2e7-9da644c4b545
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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
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 c4b8996221ce3b504e33748406c616aff28e65f9d09dd2dbb38dac02d780534b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3721797/
  
Delivery method
Distributed via web download

Comments