MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d. 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: 12


Intelligence 12 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d
SHA3-384 hash: 8d968771b42b1cdd296c6611fd4bea68b0c85985ae4c903adce5a4c1189000bc4c25c55906aec1714d225e00dafdbd63
SHA1 hash: d42764720914f3a14a572755b6131b62ebf522c7
MD5 hash: 36808f8084a527cc29dbfde814d1cfb9
humanhash: vermont-finch-maryland-jupiter
File name:morte.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:280'920 bytes
First seen:2025-11-24 09:48:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:VONLd5rKTWUP1DyMweRbYbKaBt9yaZ67jvRGD6/GvK:VGLd5rSWUNDyM5RspfEampaTv
TLSH T12D54C60AAF710EFBE8ABDD3306E90B4525CD541B22A83B797534D528F14A54F1AE3CB4
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 4e24c34b2e82dd2afbc370fbe0b48f75a1767d545bf648f249acafc137b83752
File size (compressed) :79'572 bytes
File size (de-compressed) :280'920 bytes
Format:linux/mipsel
Packed file: 4e24c34b2e82dd2afbc370fbe0b48f75a1767d545bf648f249acafc137b83752

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135870-0
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-7136017-0
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.Dropper.Mirai-7355719-0
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.Dropper.Mirai-9977145-0
Create hunting rule

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

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

Unix.Packed.Botnet-6566031-0
Create hunting rule

Unix.Dropper.Botnet-6566040-0
Create hunting rule

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Changes access rights for a written file
Deleting a recently created file
Kills processes
Launching a process
Removes directories
Creating a file
Changes access rights for a file
Runs as daemon
Sets a written file as executable
Opens a port
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/69242a1df6a4ba1793ae3f84/reports/4c3bdcd5-176a-4645-8429-827ebecf765c/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-24T08:08:00Z UTC
Last seen:
2025-11-26T01:50:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2eb5cd0e-7ab5-42b1-aed8-e50bf1dbaac0
Behavior Graph:
Download SVG
%3 guuid=0be87ad0-1600-0000-b9cf-e75f950c0000 pid=3221 /usr/bin/sudo guuid=97ef9cd2-1600-0000-b9cf-e75f960c0000 pid=3222 /tmp/sample.bin guuid=0be87ad0-1600-0000-b9cf-e75f950c0000 pid=3221->guuid=97ef9cd2-1600-0000-b9cf-e75f960c0000 pid=3222 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/af97073f-e764-4b31-ba8c-77c5f82e264c
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1819873
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819873 Sample: morte.mpsl.elf Startdate: 24/11/2025 Architecture: LINUX Score: 100 39 34.243.160.129, 443, 50526 AMAZON-02US United States 2->39 41 daisy.ubuntu.com 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for dropped file 2->45 47 Antivirus / Scanner detection for submitted sample 2->47 49 3 other signatures 2->49 9 morte.mpsl.elf 2->9         started        12 dash rm 2->12         started        14 dash rm 2->14         started        16 python3.8 dpkg 2->16         started        signatures3 process4 file5 37 /usr/local/bin/infinitd, ELF 9->37 dropped 18 morte.mpsl.elf 9->18         started        20 morte.mpsl.elf 9->20         started        22 morte.mpsl.elf sh 9->22         started        24 morte.mpsl.elf sh 9->24         started        process6 process7 26 morte.mpsl.elf 18->26         started        29 morte.mpsl.elf 20->29         started        31 sh 22->31         started        33 sh 24->33         started        signatures8 51 Manipulation of devices in /dev 26->51 53 Deletes system log files 26->53 35 morte.mpsl.elf 29->35         started        process9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d/
Threat name:
Linux.Trojan.LnxMirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-24 09:49:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ic46tc6lamfllowwsfbz32zfvbn4vm22nhgdyzgqbvp4fukwuqgq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion persistence privilege_escalation
Link:
https://tria.ge/reports/251124-ltgn9adl6w/
Behaviour
Modifies systemd
Write file to user bin folder
Deletes Audit logs
Deletes journal logs
Mirai
Mirai family
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_ea92cca8
Link:
https://app.threat.zone/submission/9f514907-acfc-43ff-a17c-06acb85e5560
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/40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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:iot_req_metachar
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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 4e24c34b2e82dd2afbc370fbe0b48f75a1767d545bf648f249acafc137b83752

Mirai

elf 40b9e98bcb030ab5bad691439deb25a85bcab35a69cc3c64d00d5fc2d156a40d

(this sample)

  
Dropped by
SHA256 4e24c34b2e82dd2afbc370fbe0b48f75a1767d545bf648f249acafc137b83752
  
URLhaus
https://urlhaus.abuse.ch/url/3597705/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 20a793906521739dbd91a0ce41f3671e
  
URLhaus
https://urlhaus.abuse.ch/url/3702526/
  
URLhaus
https://urlhaus.abuse.ch/url/3702495/

Comments