MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2901da8dcd2dd7731938be6a51a156631f393adfc993cfb0046c830646ab21f. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2901da8dcd2dd7731938be6a51a156631f393adfc993cfb0046c830646ab21f
SHA3-384 hash: ea372a064aa588aed816c8e2f20d2151a438dae42036470709b4f1287a3c5472fe78fe7f4427bf7b052169944ef6921c
SHA1 hash: 498c0fbfde055880226becdbb98fc6c97d1f5d96
MD5 hash: 00f99a316effc084975a58f5ee8499f8
humanhash: diet-alaska-hot-butter
File name:zerarm
Download: download sample
Signature Mirai
Create hunting rule
File size:51'728 bytes
First seen:2025-12-24 16:06:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:2xp22W4OEUVJSZqC8YDIStUH/+oRvGuaWyyT:2xHTwnvGuaWyyT
TLSH T1F3331885B8859A16C5E4227FF62F028C372623B8E1EF7207DD226F15778982F0D77612
telfhash t14031a6259edc2f9c0be0c748815f626d88e932f807106666dfaa3f8f57538c1769a436
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 :
69
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/694c0f7ce126b9ff439019cf/reports/d1c7592a-9f22-459b-846d-bce3fefe2366/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-24T16:12:00Z UTC
Last seen:
2025-12-24T16:37:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b2901da8dcd2dd7731938be6a51a156631f393adfc993cfb0046c830646ab21f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/69778937-6807-4753-bf8a-767896528628
Behavior Graph:
Download SVG
%3 guuid=7ca515cf-1a00-0000-dfcf-16fc800a0000 pid=2688 /usr/bin/sudo guuid=67ae7ed1-1a00-0000-dfcf-16fc880a0000 pid=2696 /tmp/sample.bin guuid=7ca515cf-1a00-0000-dfcf-16fc800a0000 pid=2688->guuid=67ae7ed1-1a00-0000-dfcf-16fc880a0000 pid=2696 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/edcbd25f-af42-42de-9f60-fcba1f5ac3d3
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1838952
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1838952 Sample: zerarm.elf Startdate: 24/12/2025 Architecture: LINUX Score: 48 20 206.189.99.30, 37988, 39691 DIGITALOCEAN-ASNUS United States 2->20 22 54.171.230.55, 443, 58870 AMAZON-02US United States 2->22 24 slursontel.ru 2->24 26 Multi AV Scanner detection for submitted file 2->26 8 zerarm.elf 2->8         started        10 dash rm 2->10         started        12 dash cat 2->12         started        14 8 other processes 2->14 signatures3 process4 process5 16 zerarm.elf 8->16         started        process6 18 zerarm.elf 16->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b2901da8dcd2dd7731938be6a51a156631f393adfc993cfb0046c830646ab21f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2901da8dcd2dd7731938be6a51a156631f393adfc993cfb0046c830646ab21f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-24 16:07:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wkib3kg42loxommtrptkkgqvmyy7he5n7smtz6yai3edazdkwipq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251224-tkd6rsgv4e/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b35345b8-e61e-43cd-8094-178aa095f3b7
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/b2901da8dcd2dd7731938be6a51a156631f393adfc993cfb0046c830646ab21f

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_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 b2901da8dcd2dd7731938be6a51a156631f393adfc993cfb0046c830646ab21f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739402/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739206/

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