MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7257bf2e5af82860f9847d64b25c29c0aae6198194639bcb5645c7a2adeea59. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f7257bf2e5af82860f9847d64b25c29c0aae6198194639bcb5645c7a2adeea59
SHA3-384 hash: e13830ccfad1b763ba86ba080c4317ef89d773a0ad36185ad8469da84aad058e0b20bac73d89c19e38c7ffa7c2d54883
SHA1 hash: d2f73d6e906519b4a0ebc8f272cb704c1d767842
MD5 hash: fbfa0b2a2c192777dfea02748e457b73
humanhash: beryllium-early-may-pizza
File name:morte.sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:97'536 bytes
First seen:2025-11-11 19:34:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:i/oHx8ql5RghEtBX3OWK2c7aK4/V17d1r8PHXCrlTwaE2C:iAHxJeWXxK2c794Lrr8PHXIU32C
TLSH T10293BF23D82A68D4C1454574B4E4CE35AB33E6C07A835EF316F5C6BA9097EE8F805BB1
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 :
147
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
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-7136016-0
Create hunting rule

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

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

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

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

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

Unix.Trojan.Mirai-9441505-0
Create hunting rule

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

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10042712-0
Create hunting rule

Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-11T17:42:00Z UTC
Last seen:
2025-11-11T23:37:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f7257bf2e5af82860f9847d64b25c29c0aae6198194639bcb5645c7a2adeea59/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/573e8dae-02e3-4d9f-ad52-0e55543b64d3
Behavior Graph:
Download SVG
%3 guuid=053c22e5-1900-0000-9737-4ea1990c0000 pid=3225 /usr/bin/sudo guuid=e0261be7-1900-0000-9737-4ea19d0c0000 pid=3229 /tmp/sample.bin guuid=053c22e5-1900-0000-9737-4ea1990c0000 pid=3225->guuid=e0261be7-1900-0000-9737-4ea19d0c0000 pid=3229 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a0a0c5bc-95ec-4dcc-b2fa-6e4db9f10fe8
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1812249
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: 1812249 Sample: morte.sh4.elf Startdate: 11/11/2025 Architecture: LINUX Score: 72 22 196.251.72.110, 44828, 44832, 44834 Web4AfricaZA Seychelles 2->22 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 2 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 8 morte.sh4.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 morte.sh4.elf 8->12         started        14 morte.sh4.elf 8->14         started        16 morte.sh4.elf 8->16         started        process6 18 morte.sh4.elf 12->18         started        20 morte.sh4.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f7257bf2e5af82860f9847d64b25c29c0aae6198194639bcb5645c7a2adeea59
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f7257bf2e5af82860f9847d64b25c29c0aae6198194639bcb5645c7a2adeea59/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-11 19:35:23 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=64sxx4xfv6bimd4yi7lewjoctqfk4ymydfddtpfvmrohukw65jmq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251111-yas96aaq7x/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/9243561e-f4d2-41ce-9def-28bb5c16189b
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/f7257bf2e5af82860f9847d64b25c29c0aae6198194639bcb5645c7a2adeea59

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
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 f7257bf2e5af82860f9847d64b25c29c0aae6198194639bcb5645c7a2adeea59

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3702466/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3702441/
  
URLhaus
https://urlhaus.abuse.ch/url/3702426/
  
URLhaus
https://urlhaus.abuse.ch/url/3699238/

Comments