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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76
SHA3-384 hash: 020198d4ef02868243f3006cd0a1928470d80bedfa592ee9f90cf6fe5982e240de7094c53a1cb648f59c5492b0b0b95d
SHA1 hash: d95b523add72bcadd8908b9e055dc4f1178101d2
MD5 hash: 156457ebb313ec1ea841b5a21013ffd6
humanhash: freddie-bravo-seventeen-west
File name:putita.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:66'984 bytes
First seen:2026-08-25 21:55:30 UTC
Last seen:2026-08-26 18:21:21 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 1536:6NZz0zqkpTKU8jYD1HTtpZ10REcl1M0I7IoTjg6wrYoW4Po4F30:6NZYukn8Ext7aSE1DI7DTwkaPvE
TLSH T1226302A6A277D0FFCE7E7FB40A040B8429563E29433C917A8DE9C2FD40B9114649DB61
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 UPX
File size (compressed) :66'984 bytes
File size (de-compressed) :129'536 bytes
Format:linux/amd64
Unpacked file: 1b25019515f53e931ab5674c97fbe2dcb109a3e4226b9cf2b93bf4aa4ccaddc5

Intelligence

File Origin
# of uploads :
2
# of downloads :
49
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/e58a3428-e298-4c74-bf1a-73c489cf779c/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sets a written file as executable
Launching a process
Changes the time when the file was created, accessed, or modified
Connection attempt
Runs as daemon
Changes access rights for a written file
Creating a file
Creates or modifies symbolic links
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies files to set up autorun
Deleting of the original file
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a8e0f7d9839b38da0d5f099/reports/1511bda5-0c87-4088-ba51-9bfb6ab9c067/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
16
Number of processes launched:
14
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-08-25T19:23:00Z UTC
Last seen:
2026-08-26T18:27:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/83d7daa7-f41a-4127-9df2-dfb40ce5bb22
Behavior Graph:
Download SVG
%3 guuid=45d8940f-1c00-0000-3728-8317170c0000 pid=3095 /usr/bin/sudo guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103 /tmp/sample.bin delete-file mprotect-exec net write-config write-file guuid=45d8940f-1c00-0000-3728-8317170c0000 pid=3095->guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=4aeb4716-1c00-0000-3728-8317260c0000 pid=3110 /usr/bin/dash guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=4aeb4716-1c00-0000-3728-8317260c0000 pid=3110 execve guuid=e204e916-1c00-0000-3728-8317280c0000 pid=3112 /usr/bin/dash guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=e204e916-1c00-0000-3728-8317280c0000 pid=3112 execve guuid=62a9ec17-1c00-0000-3728-83172b0c0000 pid=3115 /usr/bin/chattr zombie guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=62a9ec17-1c00-0000-3728-83172b0c0000 pid=3115 execve guuid=72e2f017-1c00-0000-3728-83172c0c0000 pid=3116 /usr/bin/chattr zombie guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=72e2f017-1c00-0000-3728-83172c0c0000 pid=3116 execve guuid=fd5af517-1c00-0000-3728-83172d0c0000 pid=3117 /usr/bin/chattr zombie guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=fd5af517-1c00-0000-3728-83172d0c0000 pid=3117 execve guuid=4a1af817-1c00-0000-3728-83172e0c0000 pid=3118 /usr/bin/busybox zombie guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=4a1af817-1c00-0000-3728-83172e0c0000 pid=3118 execve guuid=cb56fc17-1c00-0000-3728-83172f0c0000 pid=3119 /usr/bin/busybox zombie guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=cb56fc17-1c00-0000-3728-83172f0c0000 pid=3119 execve guuid=a39b0118-1c00-0000-3728-8317300c0000 pid=3120 /usr/bin/busybox zombie guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=a39b0118-1c00-0000-3728-8317300c0000 pid=3120 execve guuid=95650518-1c00-0000-3728-8317310c0000 pid=3121 /tmp/sample.bin net zombie guuid=5eb11d14-1c00-0000-3728-83171f0c0000 pid=3103->guuid=95650518-1c00-0000-3728-8317310c0000 pid=3121 clone guuid=9fe11a17-1c00-0000-3728-8317290c0000 pid=3113 /usr/bin/dash guuid=e204e916-1c00-0000-3728-8317280c0000 pid=3112->guuid=9fe11a17-1c00-0000-3728-8317290c0000 pid=3113 clone guuid=25382d17-1c00-0000-3728-83172a0c0000 pid=3114 /usr/bin/dash guuid=e204e916-1c00-0000-3728-8317280c0000 pid=3112->guuid=25382d17-1c00-0000-3728-83172a0c0000 pid=3114 clone 706d8119-5804-563f-93fb-1ad04086f3d8 64.89.163.215:666 guuid=95650518-1c00-0000-3728-8317310c0000 pid=3121->706d8119-5804-563f-93fb-1ad04086f3d8 con guuid=62edd018-1c00-0000-3728-8317320c0000 pid=3122 /tmp/sample.bin guuid=95650518-1c00-0000-3728-8317310c0000 pid=3121->guuid=62edd018-1c00-0000-3728-8317320c0000 pid=3122 clone guuid=8cb3d618-1c00-0000-3728-8317330c0000 pid=3123 /tmp/sample.bin guuid=95650518-1c00-0000-3728-8317310c0000 pid=3121->guuid=8cb3d618-1c00-0000-3728-8317330c0000 pid=3123 clone guuid=bf88e218-1c00-0000-3728-8317340c0000 pid=3124 /tmp/sample.bin guuid=95650518-1c00-0000-3728-8317310c0000 pid=3121->guuid=bf88e218-1c00-0000-3728-8317340c0000 pid=3124 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8ea4bf1a-9cba-4a53-8bbc-c3205af3af75
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1963752
Signature
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 is packed with UPX
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: 1963752 Sample: putita.x86_64.elf Startdate: 26/08/2026 Architecture: LINUX Score: 88 49 64.89.163.215, 666 NETIFACE-TORONTO-NetifaceAmericaIncUS Germany 2->49 53 Multi AV Scanner detection for submitted file 2->53 55 Sample is packed with UPX 2->55 9 putita.x86_64.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 63 Sample tries to set files in /etc globally writable 9->63 65 Sample tries to persist itself using /etc/profile 9->65 67 Drops files in suspicious directories 9->67 69 3 other signatures 9->69 13 putita.x86_64.elf sh 9->13         started        15 putita.x86_64.elf sh 9->15         started        17 putita.x86_64.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.x86_64.elf 20->30         started        32 putita.x86_64.elf 20->32         started        34 putita.x86_64.elf 20->34         started        process9 file10 39 /var/spool/cron/crontabs/tmp.s705Bj, ASCII 22->39 dropped 59 Sample tries to persist itself using cron 22->59 61 Executes the "crontab" command typically for achieving persistence 22->61 36 sh crontab 26->36         started        signatures11 process12 signatures13 57 Executes the "crontab" command typically for achieving persistence 36->57
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-08-25 21:56:35 UTC
File Type:
ELF64 Little (SO)
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hrzagydjo33yvx5afsai4qltowezttzxf3gbtugtk3ropqtyxz3a._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution linux persistence privilege_escalation upx
Link:
https://tria.ge/reports/260825-1tel8aep9y/
Behaviour
Reads runtime system information
Changes its process name
Modifies Bash startup script
UPX packed file
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Modifies systemd
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/3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76

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_IoT_DVR_Botnet_Hama_UPX
Create hunting rule
Author:Serhii Kocherhan
Description:Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 3c7203606976f78adfa02c808e4173758999cf372ecc19d0d356e2e7c278be76

(this sample)

Mirai

elf 1b25019515f53e931ab5674c97fbe2dcb109a3e4226b9cf2b93bf4aa4ccaddc5

  
URLhaus
https://urlhaus.abuse.ch/url/3892133/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 1b25019515f53e931ab5674c97fbe2dcb109a3e4226b9cf2b93bf4aa4ccaddc5
  
Dropping
MD5 1630708ef4928557867db5449a383e81
  
URLhaus
https://urlhaus.abuse.ch/url/3892125/
  
URLhaus
https://urlhaus.abuse.ch/url/3885289/

Comments