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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965
SHA3-384 hash: a08fa152a17affce0e1efb5232b3315643e1b523f5906c6549870e100f16052bcdb5c8a70efb7b4751bb0c64f6844273
SHA1 hash: 423e18e2f29bbe0b55aea61fc4a1cc976c3c6c43
MD5 hash: 00766876dbc4efb14549f722a68794c0
humanhash: pluto-blossom-comet-finch
File name:putita.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:88'400 bytes
First seen:2026-08-24 15:44:23 UTC
Last seen:2026-08-25 01:49:16 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 1536:0Sb722VO7LBcrtiZcubVMou336LyfjkhFIWbtv7fUKlsafF:0E722VsButiZFUjLkhaWb5lsat
TLSH T16F830260D8AE73CDC5259838C40AD622BDA1E850B6F6F34670892725EDF12CB1F7D34A
Magika elf
Reporter abuse_ch
Tags:elf UPX
File size (compressed) :88'400 bytes
File size (de-compressed) :202'412 bytes
Format:linux/arm
Unpacked file: 202c64b8adf002065f9f272d9ee2949bc1b71411ab0f332ca3daf1d36cfbcd7e

Intelligence

File Origin
# of uploads :
4
# of downloads :
64
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/d7bdf1e5-c8ed-49f4-9b6c-9b16824abb82/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Changes the time when the file was created, accessed, or modified
Changes access rights for a written file
Launching a process
Connection attempt
Sets a written file as executable
Runs as daemon
Creates or modifies symbolic links
Creating a file
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Writes files to system directory
Deleting of the original file
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6a8c671180cc026afd2bfa51/reports/851d8ca6-b659-4218-a586-5eedb849a7fe/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
4
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-24T14:47:00Z UTC
Last seen:
2026-08-25T23:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f8e1fd9f-1305-46ce-8976-14f706b816e8
Behavior Graph:
Download SVG
%3 guuid=f1e44267-1800-0000-221c-8d50f70b0000 pid=3063 /usr/bin/sudo guuid=00bef269-1800-0000-221c-8d50fc0b0000 pid=3068 /tmp/sample.bin guuid=f1e44267-1800-0000-221c-8d50f70b0000 pid=3063->guuid=00bef269-1800-0000-221c-8d50fc0b0000 pid=3068 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e86cde80-9467-460e-a3e0-12f510bea690
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1962907
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: 1962907 Sample: putita.arm.elf Startdate: 24/08/2026 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.arm.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.arm.elf sh 9->13         started        15 putita.arm.elf sh 9->15         started        17 putita.arm.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.arm.elf 20->30         started        32 putita.arm.elf 20->32         started        34 putita.arm.elf 20->34         started        process9 file10 39 /var/spool/cron/crontabs/tmp.1osaym, 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/4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-08-24 15:45:30 UTC
File Type:
ELF32 Little (SO)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j2uoig6alvxvuenozfcxrivpkgqm6xzfaqejbivhct5gxrdpvfsq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/260824-s67vjawtez/
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/4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965

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_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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
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 4ea8e41bc05d6f5a11aec94578a2af51a0cf5f25040890a2a714fa6bc46fa965

(this sample)

Mirai

elf 202c64b8adf002065f9f272d9ee2949bc1b71411ab0f332ca3daf1d36cfbcd7e

  
URLhaus
https://urlhaus.abuse.ch/url/3885286/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 202c64b8adf002065f9f272d9ee2949bc1b71411ab0f332ca3daf1d36cfbcd7e
  
Dropping
MD5 cff650168c633999c80884d2bf5e069d
  
URLhaus
https://urlhaus.abuse.ch/url/3892134/
  
URLhaus
https://urlhaus.abuse.ch/url/3892124/

Comments