MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e895adc6e77daafd4791dcc816487cbfa42688b2fbd1b66a99c37b5da14c2ea. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8e895adc6e77daafd4791dcc816487cbfa42688b2fbd1b66a99c37b5da14c2ea
SHA3-384 hash: e5ff8e7f3e6e0bf307f5a590ef51ed7c32db881655c23f29ef6c46d93ce0f2bfe9358e2cedb53fc8efb913fc641f188c
SHA1 hash: 08636772584c8880bc5e0bb620eea4a5a67dc5e1
MD5 hash: e248ad9a78c6c691f5decf523e838cee
humanhash: victor-stream-purple-fruit
File name:sh4.urbotnetisass
Download: download sample
Signature Mirai
Create hunting rule
File size:271'100 bytes
First seen:2025-09-21 03:09:28 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:yG1US7E+meU4ZQpN6vu8wXM0d/g8WXeyptYQJQ:yOb71ZGvR8WY8atYQJQ
TLSH T19444BF31C6748E94D0664970B8F5CF3E8F637582816B2EB1A8EECA515087DC8725E7F8
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 :
94
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951087-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-vm lolbin remote threat
Link:
https://www.filescan.io/uploads/68cf6d01254431b688d73ff4/reports/3923a6b9-a2a0-44c0-99b7-36e344946720/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-21T01:38:00Z UTC
Last seen:
2025-09-21T01:38:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8e895adc6e77daafd4791dcc816487cbfa42688b2fbd1b66a99c37b5da14c2ea/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5e71053b-a41f-4969-8072-b07068a826bb
Behavior Graph:
Download SVG
%3 guuid=058967da-2000-0000-0ea5-5618f6090000 pid=2550 /usr/bin/sudo guuid=a32bc3dc-2000-0000-0ea5-5618fc090000 pid=2556 /tmp/sample.bin guuid=058967da-2000-0000-0ea5-5618f6090000 pid=2550->guuid=a32bc3dc-2000-0000-0ea5-5618fc090000 pid=2556 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/402452a2-59e1-4bb4-a034-fc28f241b6f5
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1781376
Signature
Antivirus / Scanner detection for submitted sample
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Writes identical ELF files to multiple locations
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1781376 Sample: sh4.urbotnetisass.elf Startdate: 21/09/2025 Architecture: LINUX Score: 92 62 94.154.35.153, 43212 SELECTELRU Ukraine 2->62 64 Antivirus / Scanner detection for submitted sample 2->64 66 Yara detected Gafgyt 2->66 68 Yara detected Mirai 2->68 11 sh4.urbotnetisass.elf 2->11         started        15 udisksd dumpe2fs 2->15         started        17 udisksd dumpe2fs 2->17         started        19 486 other processes 2->19 signatures3 process4 file5 50 /root/.bashrc, ASCII 11->50 dropped 52 /etc/rc.local, POSIX 11->52 dropped 54 /etc/profile, ASCII 11->54 dropped 56 /etc/crontab, ASCII 11->56 dropped 72 Sample tries to persist itself using /etc/profile 11->72 74 Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions 11->74 76 Sample tries to persist itself using cron 11->76 78 Sample tries to persist itself using System V runlevels 11->78 21 sh4.urbotnetisass.elf 11->21         started        signatures6 process7 file8 42 /_dev_shm_.5557_librt.so.1, ELF 21->42 dropped 44 /_dev_shm_.5557_libpthread.so.0, ELF 21->44 dropped 46 /_dev_shm_.5557_libm.so.6, ELF 21->46 dropped 48 6 other malicious files 21->48 dropped 70 Writes identical ELF files to multiple locations 21->70 25 sh4.urbotnetisass.elf 21->25         started        27 sh4.urbotnetisass.elf 21->27         started        29 sh4.urbotnetisass.elf 21->29         started        signatures9 process10 process11 31 sh4.urbotnetisass.elf 25->31         started        34 sh4.urbotnetisass.elf 27->34         started        36 sh4.urbotnetisass.elf 29->36         started        file12 58 /tmp/.taunt, POSIX 31->58 dropped 60 /tmp/.mock, POSIX 31->60 dropped 38 sh4.urbotnetisass.elf 31->38         started        process13 process14 40 sh4.urbotnetisass.elf 38->40         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8e895adc6e77daafd4791dcc816487cbfa42688b2fbd1b66a99c37b5da14c2ea
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8e895adc6e77daafd4791dcc816487cbfa42688b2fbd1b66a99c37b5da14c2ea/
Threat name:
Linux.Exploit.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-22 00:29:53 UTC
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r2evvxdoo7nk7vdzdxgiczehzp5ee2elf66rwzvjtq33lwquylva._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250921-dp572sck2t/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7136288-0
YARA:
n/a
Link:
https://app.threat.zone/submission/8b6d59f0-6006-4a73-8a17-f3097caf9b85
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/8e895adc6e77daafd4791dcc816487cbfa42688b2fbd1b66a99c37b5da14c2ea

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Mirai

elf 8e895adc6e77daafd4791dcc816487cbfa42688b2fbd1b66a99c37b5da14c2ea

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3618253/
  
Delivery method
Distributed via web download

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