MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f23e53b49b98d2f96a940271ff252f57e5b991e49f2a6d8b44c4e2f9f6f0486. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f23e53b49b98d2f96a940271ff252f57e5b991e49f2a6d8b44c4e2f9f6f0486
SHA3-384 hash: 7d7e8c9934101efb6af68339d28bed88d53db4c208c365e75d5d506c76752f414861dd129e328d1a9f8d8fab3fbf1cbb
SHA1 hash: 8084f27e5333831646cf9b28c7784cd2be7e1721
MD5 hash: 321559c9d66c92dc95dac75ce9843cae
humanhash: cardinal-batman-island-venus
File name:psh4
Download: download sample
Signature Mirai
Create hunting rule
File size:64'468 bytes
First seen:2026-07-27 19:36:11 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:da/wtqWcoWl0FZWXaZMYfbIYv+/1K2GP94iCaPC00bzyIls/Gz:dsmcoWl0TWXaZMYDIYG/c2GtCaPY/DX
TLSH T1FD538B73C9296E14C19582B4B871CB781F63A48482471FFA5BD9C2BA9447EFCF6093B4
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 mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/286d1880-1336-4028-a781-9216af82c7df/
Detection(s):
Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Generic-9910199-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6a67b369626ed6be1b659f12/reports/12e3e383-0e44-4d88-a279-f9332b6d5486/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-27T17:08:00Z UTC
Last seen:
2026-07-28T13:18:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8f23e53b49b98d2f96a940271ff252f57e5b991e49f2a6d8b44c4e2f9f6f0486/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b2d7bdfb-bb6f-4a46-9bf3-291aa04ee3b4
Behavior Graph:
Download SVG
%3 guuid=9ec62f7b-1c00-0000-742e-a1ccc30b0000 pid=3011 /usr/bin/sudo guuid=c8fc477e-1c00-0000-742e-a1cccb0b0000 pid=3019 /tmp/sample.bin guuid=9ec62f7b-1c00-0000-742e-a1ccc30b0000 pid=3011->guuid=c8fc477e-1c00-0000-742e-a1cccb0b0000 pid=3019 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ff92f7da-0633-459a-bd17-5167bec3102e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1948565
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1948565 Sample: psh4.elf Startdate: 27/07/2026 Architecture: LINUX Score: 72 24 31.77.227.110, 18129, 35208 ZLIDCGB Madagascar 2->24 26 daisy.ubuntu.com 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Yara detected Mirai 2->32 8 psh4.elf 2->8         started        11 xfce4-session xfdesktop 2->11         started        13 xfce4-session xfdesktop 2->13         started        15 7 other processes 2->15 signatures3 process4 signatures5 36 Sample deletes itself 8->36 17 psh4.elf 8->17         started        process6 process7 19 psh4.elf 17->19         started        22 psh4.elf 17->22         started        signatures8 34 Sample tries to kill multiple processes (SIGKILL) 19->34
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8f23e53b49b98d2f96a940271ff252f57e5b991e49f2a6d8b44c4e2f9f6f0486
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f23e53b49b98d2f96a940271ff252f57e5b991e49f2a6d8b44c4e2f9f6f0486/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-27 19:37:48 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r4r6ko2jxggs7fvjiatr74ss6v7fxgi6jhzknwfujrhc7h3pasda._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet linux
Link:
https://tria.ge/reports/260727-yb51caz1ez/
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/8f23e53b49b98d2f96a940271ff252f57e5b991e49f2a6d8b44c4e2f9f6f0486

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 8f23e53b49b98d2f96a940271ff252f57e5b991e49f2a6d8b44c4e2f9f6f0486

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3892730/
  
Delivery method
Distributed via web download

Comments