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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8dfc0d4d635338474f65c1c6aaecd9238761a669179d9bfc70341e5c8b7ae6c5. 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: 8dfc0d4d635338474f65c1c6aaecd9238761a669179d9bfc70341e5c8b7ae6c5
SHA3-384 hash: e5e5da87b00e211826bf610af2c280a183c2376fa0cf5455c57cf0040b78a23d3ca28677e692de8a78fd90b3918a4233
SHA1 hash: bd86991fc12e05d06bda1a3b218a191437d74713
MD5 hash: ff291fb408afc5129efadfe13a780802
humanhash: low-monkey-shade-steak
File name:putita.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:133'344 bytes
First seen:2026-08-19 20:06:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:wUhYgLxuzN9HoKKGthKSfkc9bEsgPVMkMXnui2n4C6j3IG0x:wzrvIKKGthK+kibETzM+GrIGw
TLSH T17CD31270AC00C2C4CA5B7D315B54BEEE9C3B857DA9F98A13D285895C1A664DF3B140FB
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :133'344 bytes
File size (de-compressed) :274'484 bytes
Format:linux/mipsel
Unpacked file: 3ed960da28f701deef8733e265a63a9471612611abdfc1b5e417617a744e5416

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8ed891bc-7c86-4704-851f-23bc570190a6/
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
Receives data from a server
Changes access rights for a written file
Sends data to a server
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:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/6a860cc1d49e12ecbb5e7060/reports/c6b8558b-5350-4e4b-935f-1687260f6ce6/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1fca4495-43b4-462c-8c86-bec46ae53ce4
Behavior Graph:
Download SVG
%3 guuid=d4891ec2-1700-0000-36b8-1be309090000 pid=2313 /usr/bin/sudo guuid=a9db7ac5-1700-0000-36b8-1be312090000 pid=2322 /tmp/sample.bin guuid=d4891ec2-1700-0000-36b8-1be309090000 pid=2313->guuid=a9db7ac5-1700-0000-36b8-1be312090000 pid=2322 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fff6cb0c-8d08-44b0-8993-44b2456e2464
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1960761
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
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1960761 Sample: putita.mpsl.elf Startdate: 19/08/2026 Architecture: LINUX Score: 96 49 64.89.163.215, 33758, 666 NETIFACE-TORONTO-NetifaceAmericaIncUS Germany 2->49 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected Mirai 2->55 57 Sample is packed with UPX 2->57 9 putita.mpsl.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 65 Sample tries to set files in /etc globally writable 9->65 67 Sample tries to persist itself using /etc/profile 9->67 69 Drops files in suspicious directories 9->69 71 3 other signatures 9->71 13 putita.mpsl.elf sh 9->13         started        15 putita.mpsl.elf sh 9->15         started        17 putita.mpsl.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.mpsl.elf 20->30         started        32 putita.mpsl.elf 20->32         started        34 putita.mpsl.elf 20->34         started        process9 file10 39 /var/spool/cron/crontabs/tmp.a8cwcu, ASCII 22->39 dropped 61 Sample tries to persist itself using cron 22->61 63 Executes the "crontab" command typically for achieving persistence 22->63 36 sh crontab 26->36         started        signatures11 process12 signatures13 59 Executes the "crontab" command typically for achieving persistence 36->59
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8dfc0d4d635338474f65c1c6aaecd9238761a669179d9bfc70341e5c8b7ae6c5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8dfc0d4d635338474f65c1c6aaecd9238761a669179d9bfc70341e5c8b7ae6c5/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-19 20:07:34 UTC
File Type:
ELF32 Little (SO)
AV detection:
8 of 23 (34.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rx6a2tldkm4eot3fyhdkv3gzeodwdjtjc6ozx7dqgqpfzc3243cq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/260819-yvmccasdpg/
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.

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: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 8dfc0d4d635338474f65c1c6aaecd9238761a669179d9bfc70341e5c8b7ae6c5

(this sample)

Mirai

elf 3ed960da28f701deef8733e265a63a9471612611abdfc1b5e417617a744e5416

  
URLhaus
https://urlhaus.abuse.ch/url/3892128/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 3ed960da28f701deef8733e265a63a9471612611abdfc1b5e417617a744e5416
  
Dropping
MD5 717d375d8f5da5b0c1cc84c49f23ac3a
  
URLhaus
https://urlhaus.abuse.ch/url/3885284/
  
URLhaus
https://urlhaus.abuse.ch/url/3892129/

Comments