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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f. 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: 1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f
SHA3-384 hash: a47c5efe62c92ba5b5653e2ace427452ff50e07827ec981e5b5d90a6ce387a531fb53f7c66ede2c05c1f8b45d2f262ac
SHA1 hash: c9c8c878d8e3b2d43a97b632547c15dfa2dfa0cd
MD5 hash: 4690a01d507cb141fade7e61109d32ef
humanhash: quiet-mississippi-nuts-batman
File name:putita.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:94'160 bytes
First seen:2026-08-23 20:54:36 UTC
Last seen:2026-08-24 12:36:54 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 1536:ntl2UHUUxRK130OqSau8xyQN2xLsUyKsahsImHrji1sXaECyyo1Mx2yVP6LQT9ng:tl2UHUcE13sS2cQQxLsWBmLokaEC7IMW
TLSH T1FC9302EB69BA9654C4337C3B4608CBE9DF8ABD09550C0FD720F495BD4422DD7A828D1B
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) :94'160 bytes
File size (de-compressed) :194'816 bytes
Format:linux/amd64
Unpacked file: 5d8b93b0448a4f4b7e79c9f7af2f33d6a33cbc3895c4c742fd1ece146400c143

Intelligence

File Origin
# of uploads :
4
# of downloads :
47
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/52ace110-ddc4-42b2-b95c-23df421b02fa/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Changes the time when the file was created, accessed, or modified
Opens a port
Creating a file
Launching a process
Connection attempt
Sets a written file as executable
Runs as daemon
Creates or modifies symbolic links
Changes access rights for a written 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:
packed packer upx
Link:
https://www.filescan.io/uploads/6a8b5e320d13b2ec57833bfb/reports/b72f87e7-bc83-4f7b-b084-4ad91a38a2ee/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
17
Number of processes launched:
14
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f
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:
2026-08-23T18:38:00Z UTC
Last seen:
2026-08-24T19:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3d4fd1fb-1f99-40be-ba71-338f88b97570
Behavior Graph:
Download SVG
%3 guuid=88613b93-1700-0000-ae88-a2db3d030000 pid=829 /usr/bin/sudo guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830 /tmp/sample.bin delete-file mprotect-exec net write-config write-file guuid=88613b93-1700-0000-ae88-a2db3d030000 pid=829->guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=e1ddeb95-1700-0000-ae88-a2db3f030000 pid=831 /usr/bin/dash guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=e1ddeb95-1700-0000-ae88-a2db3f030000 pid=831 execve guuid=2a163396-1700-0000-ae88-a2db40030000 pid=832 /usr/bin/dash guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=2a163396-1700-0000-ae88-a2db40030000 pid=832 execve guuid=6d1115a9-1700-0000-ae88-a2db43030000 pid=835 /usr/bin/chattr zombie guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=6d1115a9-1700-0000-ae88-a2db43030000 pid=835 execve guuid=88ac1aa9-1700-0000-ae88-a2db44030000 pid=836 /usr/bin/chattr zombie guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=88ac1aa9-1700-0000-ae88-a2db44030000 pid=836 execve guuid=59f623a9-1700-0000-ae88-a2db45030000 pid=837 /usr/bin/chattr zombie guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=59f623a9-1700-0000-ae88-a2db45030000 pid=837 execve guuid=099729a9-1700-0000-ae88-a2db46030000 pid=838 /usr/bin/busybox zombie guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=099729a9-1700-0000-ae88-a2db46030000 pid=838 execve guuid=fbeb2ea9-1700-0000-ae88-a2db47030000 pid=839 /usr/bin/busybox zombie guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=fbeb2ea9-1700-0000-ae88-a2db47030000 pid=839 execve guuid=0d7a36a9-1700-0000-ae88-a2db48030000 pid=840 /usr/bin/busybox zombie guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=0d7a36a9-1700-0000-ae88-a2db48030000 pid=840 execve guuid=698a3aa9-1700-0000-ae88-a2db49030000 pid=841 /tmp/sample.bin net send-data zombie guuid=5b9fd094-1700-0000-ae88-a2db3e030000 pid=830->guuid=698a3aa9-1700-0000-ae88-a2db49030000 pid=841 clone guuid=25186096-1700-0000-ae88-a2db41030000 pid=833 /usr/bin/dash guuid=2a163396-1700-0000-ae88-a2db40030000 pid=832->guuid=25186096-1700-0000-ae88-a2db41030000 pid=833 clone guuid=9aba6596-1700-0000-ae88-a2db42030000 pid=834 /usr/bin/dash guuid=2a163396-1700-0000-ae88-a2db40030000 pid=832->guuid=9aba6596-1700-0000-ae88-a2db42030000 pid=834 clone guuid=698a3aa9-1700-0000-ae88-a2db49030000 pid=841->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 706d8119-5804-563f-93fb-1ad04086f3d8 64.89.163.215:666 guuid=698a3aa9-1700-0000-ae88-a2db49030000 pid=841->706d8119-5804-563f-93fb-1ad04086f3d8 send: 90B guuid=812f6da9-1700-0000-ae88-a2db4a030000 pid=842 /tmp/sample.bin guuid=698a3aa9-1700-0000-ae88-a2db49030000 pid=841->guuid=812f6da9-1700-0000-ae88-a2db4a030000 pid=842 clone guuid=f7ac71a9-1700-0000-ae88-a2db4b030000 pid=843 /tmp/sample.bin delete-file guuid=698a3aa9-1700-0000-ae88-a2db49030000 pid=841->guuid=f7ac71a9-1700-0000-ae88-a2db4b030000 pid=843 clone guuid=40a276a9-1700-0000-ae88-a2db4c030000 pid=844 /tmp/sample.bin guuid=698a3aa9-1700-0000-ae88-a2db49030000 pid=841->guuid=40a276a9-1700-0000-ae88-a2db4c030000 pid=844 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ea746bfd-dc74-4fa2-90f8-048ebdb0a903
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1962467
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
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: 1962467 Sample: putita.x86_64.elf Startdate: 23/08/2026 Architecture: LINUX Score: 80 49 64.89.163.215, 57756, 666 NETIFACE-TORONTO-NetifaceAmericaIncUS Germany 2->49 53 Sample is packed with UPX 2->53 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 61 Sample tries to set files in /etc globally writable 9->61 63 Sample tries to persist itself using /etc/profile 9->63 65 Drops files in suspicious directories 9->65 67 3 other signatures 9->67 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.pbcbgj, ASCII 22->39 dropped 57 Sample tries to persist itself using cron 22->57 59 Executes the "crontab" command typically for achieving persistence 22->59 36 sh crontab 26->36         started        signatures11 process12 signatures13 55 Executes the "crontab" command typically for achieving persistence 36->55
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f/
Threat name:
Linux.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2026-08-23 20:55:15 UTC
File Type:
ELF64 Little (SO)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=c4k4ww2v7ttwwyg3ea7uzknqprfuuirjxv24njdymoxtltvyxjpq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution linux persistence privilege_escalation upx
Link:
https://tria.ge/reports/260823-zqvctszgmg/
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/1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f

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: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 1715cb5b55fce76b60db203f4ca9b07c4b4a2229bd75c6a47863af35ceb8ba5f

(this sample)

Mirai

elf 5d8b93b0448a4f4b7e79c9f7af2f33d6a33cbc3895c4c742fd1ece146400c143

  
URLhaus
https://urlhaus.abuse.ch/url/3892133/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 5d8b93b0448a4f4b7e79c9f7af2f33d6a33cbc3895c4c742fd1ece146400c143
  
Dropping
MD5 74e36ff2366e8a261be1c231a24473ca

Comments