MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51
SHA3-384 hash: dbd426605cc5bc8509fe24af342058cd1ea70379392256560dcd3dae9d1ba2e6b126db0838164721c334d16ccbacbac4
SHA1 hash: f4441c5150d2423a4d9090c11d99d98cb2d45d5d
MD5 hash: 6f8b6ee91270217aac2514dfb7e4f1a8
humanhash: tennessee-romeo-bulldog-echo
File name:xans.sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:66'368 bytes
First seen:2025-08-23 07:27:28 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536://BMsvJvJabwtlw3bqSsH6aOIy/Cfs32H/JQZI1qhC8Ha:/JMSR893O6aO+f+aWZIYh0
TLSH T194539FB9C4E8ED98C6684978B714C93DD723940465D33DF6EB46CAA6800BEEDF0097B1
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 :
121
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6976991-0
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

Unix.Trojan.Mirai-7674519-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

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

Unix.Trojan.Generic-9910198-0
Create hunting rule

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

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-10T22:27:00Z UTC
Last seen:
2025-08-10T22:27:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/268d7709-9233-4032-aaae-442c6be0d9ad
Behavior Graph:
Download SVG
%3 guuid=86b90311-1a00-0000-8c31-df71100a0000 pid=2576 /usr/bin/sudo guuid=7cca4a13-1a00-0000-8c31-df71180a0000 pid=2584 /tmp/sample.bin guuid=86b90311-1a00-0000-8c31-df71100a0000 pid=2576->guuid=7cca4a13-1a00-0000-8c31-df71180a0000 pid=2584 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/69300342-a23c-4b5c-af20-cc3310628887
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1763463
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1763463 Sample: xans.sh4.elf Startdate: 23/08/2025 Architecture: LINUX Score: 80 28 136.255.15.128, 23 VODAFONE_ROCharlesdeGaullenr15RO Romania 2->28 30 200.95.44.22, 23 UninetSAdeCVMX Mexico 2->30 32 98 other IPs or domains 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected Mirai 2->40 8 dash rm xans.sh4.elf 2->8         started        10 dash rm 2->10         started        12 dash head 2->12         started        14 7 other processes 2->14 signatures3 process4 process5 16 xans.sh4.elf 8->16         started        18 xans.sh4.elf 8->18         started        20 xans.sh4.elf 8->20         started        process6 22 xans.sh4.elf 16->22         started        24 xans.sh4.elf 16->24         started        26 xans.sh4.elf 16->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-11 01:05:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r4uz6dmpxl7cigvwvxo73lkho7ztqvf5xriqrxgulqwaxpxurviq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd linux
Link:
https://tria.ge/reports/250823-jb8znsswc1/
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-6976991-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_2 Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/5a10f1ca-4141-47b7-8c02-2f2bad48ecd3
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/8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51

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: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:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 8f299f0d8fbafe241ab6adddfdad4777f33854bdbc5108dcd45c2c0bbef48d51

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3609759/
  
Delivery method
Distributed via web download

Comments