MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f424aa64a90cf58b3cd24164d8f866d4b08f1bc15f059863b5f2d52c7bf593a. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f424aa64a90cf58b3cd24164d8f866d4b08f1bc15f059863b5f2d52c7bf593a
SHA3-384 hash: e1b1863f9c22539d26eb699e8a902bbd41b44d308c65353492cfc36493f91bf37a87d4cadf5736098b61aec9a3390df3
SHA1 hash: 1176fd18e19f8185a0ed44aa874ed7492341508d
MD5 hash: e10807f8afdccbe07d4ad36ec312debe
humanhash: social-ink-don-ack
File name:putita.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:184'620 bytes
First seen:2026-07-17 19:51:01 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:7dh0R5Zr4n61Zifez/zzBMwMCejGYMmgVJ1DZjrg:jI5Z0ncueDzzK1i1xVPJrg
TLSH T104041A4F7710CF61D36DD93049B38B9656A922522AE2884AF35CDE083E2434D792FFD9
telfhash t16431cdf08b3b55219a89cbec89edb75a4a1e9115470adf33fe2180bc50160ede229d4f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 11df549edef8f53b0ccc3581df0b24d8b0eddf06a18c9269659f5781665aea95
File size (compressed) :82'452 bytes
File size (de-compressed) :184'620 bytes
Format:linux/mips
Packed file: 11df549edef8f53b0ccc3581df0b24d8b0eddf06a18c9269659f5781665aea95

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Trojan.Mirai-10058997-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sets a written file as executable
Sends data to a server
Creating a file
Receives data from a server
Runs as daemon
Creates or modifies symbolic links
Changes access rights for a written file
Changes the time when the file was created, accessed, or modified
Opens a port
Launching a process
Connection attempt
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Creates or modifies files to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
botnet dropper gcc masquerade mirai
Link:
https://www.filescan.io/uploads/6a5a87c59966344d35c508e3/reports/560cf587-cac5-4870-9583-b729178319df/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-07-17T17:11:00Z UTC
Last seen:
2026-07-18T19:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/2f424aa64a90cf58b3cd24164d8f866d4b08f1bc15f059863b5f2d52c7bf593a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/600a249f-0d44-44c9-ac87-394f69fdfdb6
Behavior Graph:
Download SVG
%3 guuid=e5743081-1800-0000-f92c-8c95270d0000 pid=3367 /usr/bin/sudo guuid=3f0b5e83-1800-0000-f92c-8c95300d0000 pid=3376 /tmp/sample.bin guuid=e5743081-1800-0000-f92c-8c95270d0000 pid=3367->guuid=3f0b5e83-1800-0000-f92c-8c95300d0000 pid=3376 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9c8b1cca-bc8f-4e04-9a50-473cd56d9e1e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1944424
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains symbols with names commonly found in malware
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Protects files from modification
Sample deletes itself
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1944424 Sample: putita.mips.elf Startdate: 17/07/2026 Architecture: LINUX Score: 100 49 64.89.163.215, 59902, 59904, 59906 NETIFACE-TORONTO-NetifaceAmericaIncUS Germany 2->49 53 Antivirus detection for dropped file 2->53 55 Antivirus / Scanner detection for submitted sample 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 Contains symbols with names commonly found in malware 2->59 9 putita.mips.elf 2->9         started        signatures3 process4 file5 41 /usr/lib/kworker-helper, ELF 9->41 dropped 43 /root/.bashrc, ASCII 9->43 dropped 45 /etc/systemd/system/kworker-helper.service, ASCII 9->45 dropped 47 3 other malicious files 9->47 dropped 67 Sample tries to set files in /etc globally writable 9->67 69 Sample tries to persist itself using /etc/profile 9->69 71 Drops files in suspicious directories 9->71 73 3 other signatures 9->73 13 putita.mips.elf sh 9->13         started        15 putita.mips.elf sh 9->15         started        17 putita.mips.elf chattr 9->17         started        20 6 other processes 9->20 signatures6 process7 signatures8 22 sh crontab 13->22         started        26 sh 13->26         started        28 sh crontab 15->28         started        51 Protects files from modification 17->51 30 putita.mips.elf 20->30         started        32 putita.mips.elf 20->32         started        34 putita.mips.elf 20->34         started        process9 file10 39 /var/spool/cron/crontabs/tmp.i2E3iK, ASCII 22->39 dropped 63 Sample tries to persist itself using cron 22->63 65 Executes the "crontab" command typically for achieving persistence 22->65 36 sh crontab 26->36         started        signatures11 process12 signatures13 61 Executes the "crontab" command typically for achieving persistence 36->61
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2f424aa64a90cf58b3cd24164d8f866d4b08f1bc15f059863b5f2d52c7bf593a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f424aa64a90cf58b3cd24164d8f866d4b08f1bc15f059863b5f2d52c7bf593a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-17 19:51:43 UTC
File Type:
ELF32 Big (SO)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f5bevjsksdhvrm6neqle3d4gnvfqr4n4cxyftbr3l4wvfr57le5a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260717-yk3lkscw7k/
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/2f424aa64a90cf58b3cd24164d8f866d4b08f1bc15f059863b5f2d52c7bf593a

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_arm_mips_ko_so
Create hunting rule
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 11df549edef8f53b0ccc3581df0b24d8b0eddf06a18c9269659f5781665aea95

Mirai

elf 2f424aa64a90cf58b3cd24164d8f866d4b08f1bc15f059863b5f2d52c7bf593a

(this sample)

  
Dropped by
SHA256 11df549edef8f53b0ccc3581df0b24d8b0eddf06a18c9269659f5781665aea95
  
URLhaus
https://urlhaus.abuse.ch/url/3885290/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 d0363f867f96521d584d01766ffddf74

Comments