MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 230a21a1cb505383afcfbc0a955d7a0546cdd39954f62475d9a730f94a049d01. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 230a21a1cb505383afcfbc0a955d7a0546cdd39954f62475d9a730f94a049d01
SHA3-384 hash: a37e64ad68c85331820d23d0e5fbd18bd05f42c0e725da7f5bacc9d08e3734cb13c4679db99f76d08f02dd47fc8160e4
SHA1 hash: c72ff83a55944115a6df5c3ac8491e76197e2a9a
MD5 hash: 45004d873a33e772f76fe982cf5b14c7
humanhash: twelve-idaho-delta-ink
File name:morte.sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:79'392 bytes
First seen:2025-11-08 06:26:18 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:v/iZsIuVHqWr0n9DqK/AKsayV7XOengdCvqcfb7/lW:vKZshBZS92Kvs/NngdvI/g
TLSH T1A173AF63C9642C94D55842B9B0B48E7A5333F90456872EF616BBCB76900BEDCF40E3B9
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 :
122
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.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
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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.Dropper.Mirai-7355719-0
Create hunting rule

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

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

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

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

Unix.Dropper.Mirai-9977145-0
Create hunting rule

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

Unix.Trojan.Mirai-10009361-0
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
CVE-2017-17215 gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/690ee2c2f6e846549f38fba3/reports/7e6f11bd-90a8-4193-a3ec-42cafc154049/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-07T23:52:00Z UTC
Last seen:
2025-11-08T06:37:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/230a21a1cb505383afcfbc0a955d7a0546cdd39954f62475d9a730f94a049d01/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/105d0cc3-50ac-472b-a18d-866f50f1a8ae
Behavior Graph:
Download SVG
%3 guuid=db1bb4b6-1600-0000-be2b-6dbb200d0000 pid=3360 /usr/bin/sudo guuid=f34a62b8-1600-0000-be2b-6dbb270d0000 pid=3367 /tmp/sample.bin guuid=db1bb4b6-1600-0000-be2b-6dbb200d0000 pid=3360->guuid=f34a62b8-1600-0000-be2b-6dbb270d0000 pid=3367 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a74f966c-156d-4a32-868e-c6984c47dde3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1810366
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1810366 Sample: morte.sh4.elf Startdate: 08/11/2025 Architecture: LINUX Score: 92 26 teamc2.duckdns.org 2->26 28 197.190.12.234 zain-asGH Ghana 2->28 30 100 other IPs or domains 2->30 32 Suricata IDS alerts for network traffic 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 40 3 other signatures 2->40 8 morte.sh4.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 38 Uses dynamic DNS services 26->38 process4 process5 12 morte.sh4.elf 8->12         started        14 morte.sh4.elf 8->14         started        16 morte.sh4.elf 8->16         started        18 morte.sh4.elf 8->18         started        process6 20 morte.sh4.elf 12->20         started        22 morte.sh4.elf 12->22         started        24 morte.sh4.elf 12->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/230a21a1cb505383afcfbc0a955d7a0546cdd39954f62475d9a730f94a049d01
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/230a21a1cb505383afcfbc0a955d7a0546cdd39954f62475d9a730f94a049d01/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-08 04:43:57 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=emfcdiolkbjyhl6pxqfjkxl2avdm3u4zkt3ci5ozu4ypssqetuaq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251108-g7v2kstqhx/
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-7100807-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1
Link:
https://app.threat.zone/submission/f01afb01-cfb1-4f89-ac01-5882f04c8500
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/230a21a1cb505383afcfbc0a955d7a0546cdd39954f62475d9a730f94a049d01

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
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 230a21a1cb505383afcfbc0a955d7a0546cdd39954f62475d9a730f94a049d01

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3697427/
  
Delivery method
Distributed via web download

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