MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c767b3204bd8bfde69e411b3d0723f0eef5cf70a8091300cd00c50f4efe84891. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c767b3204bd8bfde69e411b3d0723f0eef5cf70a8091300cd00c50f4efe84891
SHA3-384 hash: 46cb09e71d926fcfcb958b7a7821231b71ea81da4b016e4c594596bf407e7e7d670316dae2d80de6dc098ab0e585f6c3
SHA1 hash: 358706dc4eaa65c3da0702a8ad9bba4de6bfafaf
MD5 hash: 5a5c0e1c92b7937f2e88b11478bbf631
humanhash: september-romeo-india-oranges
File name:zerarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:51'776 bytes
First seen:2025-03-10 01:56:56 UTC
Last seen:2025-03-11 02:00:13 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:TsHcXPbBIKrfx/RaK/3cgWQI9YvTuDorPg8rpI/h4B36OGVzONszaotkMgk:+cl9D3cNj9YvSug8dI5GqO6vFH
TLSH T10333F895B8C29A12C5D013BBFA2E429D372563F8E2DF7207CD211F51778A82F0DA7651
telfhash t11801b1198d8d6fdc67f08058c61f622a55dc72f44a223b999fba6f4b05531d033d5437
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 :
2
# of downloads :
87
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ce48961f777fe306087578linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin
Link:
https://www.filescan.io/uploads/67ce46f94a3011c802cbb66a/reports/874dd410-d446-4cde-a61a-11fd34317e09/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
46
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c767b3204bd8bfde69e411b3d0723f0eef5cf70a8091300cd00c50f4efe84891
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/85e8024e-4b7d-4e29-b0df-796cc9cd3955
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1633215
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1633215 Sample: zerarm5.elf Startdate: 10/03/2025 Architecture: LINUX Score: 52 18 watchmepull.dyn. [malformed] 2->18 20 45.147.251.145, 1440, 54374, 54376 RACKMARKTES Germany 2->20 22 6 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 8 zerarm5.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 26 Sends malformed DNS queries 18->26 process4 process5 14 zerarm5.elf 8->14         started        process6 16 zerarm5.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c767b3204bd8bfde69e411b3d0723f0eef5cf70a8091300cd00c50f4efe84891
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c767b3204bd8bfde69e411b3d0723f0eef5cf70a8091300cd00c50f4efe84891/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-10 01:57:14 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y5t3gicl3c7542pecgz5a4r7b3xvz5ykqcitadgqbripj37ijciq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet defense_evasion discovery
Link:
https://tria.ge/reports/250310-cdb96aynw3/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Modifies Watchdog functionality
Renames itself
Unexpected DNS network traffic destination
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/3be573bf-1b80-45e4-ad17-2d9638b2e9e4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/c767b3204bd8bfde69e411b3d0723f0eef5cf70a8091300cd00c50f4efe84891

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 c767b3204bd8bfde69e411b3d0723f0eef5cf70a8091300cd00c50f4efe84891

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3423978/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3422995/
  
URLhaus
https://urlhaus.abuse.ch/url/3422914/
  
URLhaus
https://urlhaus.abuse.ch/url/3424050/

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