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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2
SHA3-384 hash: 4047e7cf2110c8f83cae14b20c715fd8dd36feec5c17e632dd934fe9cf3d132d2bfc3a4ddc0e360aa8f730eee5b989c3
SHA1 hash: 5bb4cf9efc1688cd86c88d54700a57a0cb7cadee
MD5 hash: e35387c2cfbe135678b64193d9b37dbb
humanhash: seven-echo-glucose-cola
File name:main.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:69'380 bytes
First seen:2026-08-23 20:18:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Qb4/QJJPKvv8n56C0p6vD5pz/pDQRN4SfvMfW1bP8gUalJYuMHY:j5Agp
TLSH T16963732A2A21EFBDE16E823047F39E70935525D637F1C680F26CC7585EB029D189F7A4
telfhash t17711c418453823f0d7455cad67edff36e4a140ef55226f37ce10ecaa9b21a825d00c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
50
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.ELF.Agent-ERA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a file in the %temp% directory
Runs as daemon
Changes owner for a file
Connection attempt
Launching a process
Substitutes an application name
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade mirai
Link:
https://www.filescan.io/uploads/6a8b55bb6e58c2f4df0d71d2/reports/f0d5a217-b2ea-4c86-9348-6e922450539f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
12
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-08-23T18:38:00Z UTC
Last seen:
2026-08-24T19:19:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1a221bfa-6755-4b2c-bf8b-ffe916f0cb94
Behavior Graph:
Download SVG
%3 guuid=8bd1cecc-1a00-0000-bda7-94c2f4090000 pid=2548 /usr/bin/sudo guuid=933442cf-1a00-0000-bda7-94c2fb090000 pid=2555 /tmp/sample.bin guuid=8bd1cecc-1a00-0000-bda7-94c2f4090000 pid=2548->guuid=933442cf-1a00-0000-bda7-94c2fb090000 pid=2555 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/50e064c2-daea-4c11-9c8c-9addeee687b2
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1962428
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1962428 Sample: main.mips.elf Startdate: 23/08/2026 Architecture: LINUX Score: 52 37 94.154.43.12, 32, 58546 CDNEXTGB Turkey 2->37 39 daisy.ubuntu.com 2->39 41 Multi AV Scanner detection for submitted file 2->41 12 main.mips.elf 2->12         started        15 python3.8 dpkg 2->15         started        signatures3 process4 signatures5 43 Sample deletes itself 12->43 17 main.mips.elf 12->17         started        process6 process7 19 main.mips.elf 17->19         started        process8 21 main.mips.elf bash 19->21         started        23 main.mips.elf 19->23         started        process9 25 bash lesspipe 21->25         started        27 bash groups 21->27         started        29 bash dircolors 21->29         started        process10 31 lesspipe 25->31         started        33 lesspipe basename 25->33         started        process11 35 lesspipe dirname 31->35         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-23 20:19:11 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 38 (39.47%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3sotg3m7vadhceyv55tommapm42zizk3ypr7fxxhwbfbcywd6za._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/260823-y3wkzsbc26/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Enumerates running processes
Deletes itself
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/b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2

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: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: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 b6e4e99b6cfd40338898af7b3731807b39aca32ade1f1f96f73d82508b161fb2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3897931/
  
Delivery method
Distributed via web download

Comments