MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f. 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 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f
SHA3-384 hash: 7b731a162924fb1359d833fe913abeacace74c15fae69dc680b004c960f276c975c169e7ab94d2705c13ecfe00c167f5
SHA1 hash: 9d351fb4eb0637fc7798d30610cf89965bffb344
MD5 hash: c6aca095f698383198b995a2b7f11dad
humanhash: oscar-lion-violet-bluebird
File name:morte.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:74'932 bytes
First seen:2025-11-06 04:53:17 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ltI6k8WI/woOPBig3i/uZBVXKOdZ8MzZX+:rpk2/CP8gy2ZPK2Zp+
TLSH T137737DC5FA83D4F6ED1245356177BB3B9AB2E03E2069CF83C3B9A575EC12502E42625C
telfhash t19831f7f70eae0cdd67d49840c35dee91295dd73b25a077a60513583823abed250aec39
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 9509c1d18dc03ec930946fd8fcd1bedbefa0ec8bdd3baa027bda47f8b6a1f1f0
File size (compressed) :37'600 bytes
File size (de-compressed) :74'932 bytes
Format:linux/i386
Packed file: 9509c1d18dc03ec930946fd8fcd1bedbefa0ec8bdd3baa027bda47f8b6a1f1f0

Intelligence

File Origin
# of uploads :
1
# of downloads :
59
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.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.Trojan.Mirai-8025795-0
Create hunting rule

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Connection attempt
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
46
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-06T02:54:00Z UTC
Last seen:
2025-11-06T04:11:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c177f66d-3cea-45b5-abb1-6aa0a1abd2e9
Behavior Graph:
Download SVG
%3 guuid=c128e01e-1a00-0000-21b1-fa1d160c0000 pid=3094 /usr/bin/sudo guuid=389f1221-1a00-0000-21b1-fa1d1d0c0000 pid=3101 /tmp/sample.bin net guuid=c128e01e-1a00-0000-21b1-fa1d160c0000 pid=3094->guuid=389f1221-1a00-0000-21b1-fa1d1d0c0000 pid=3101 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=389f1221-1a00-0000-21b1-fa1d1d0c0000 pid=3101->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=bed94d21-1a00-0000-21b1-fa1d1f0c0000 pid=3103 /tmp/sample.bin guuid=389f1221-1a00-0000-21b1-fa1d1d0c0000 pid=3101->guuid=bed94d21-1a00-0000-21b1-fa1d1f0c0000 pid=3103 clone guuid=300be44d-1b00-0000-21b1-fa1dc90d0000 pid=3529 /tmp/sample.bin guuid=389f1221-1a00-0000-21b1-fa1d1d0c0000 pid=3101->guuid=300be44d-1b00-0000-21b1-fa1dc90d0000 pid=3529 clone guuid=5890f24d-1b00-0000-21b1-fa1dca0d0000 pid=3530 /tmp/sample.bin net send-data zombie guuid=389f1221-1a00-0000-21b1-fa1d1d0c0000 pid=3101->guuid=5890f24d-1b00-0000-21b1-fa1dca0d0000 pid=3530 clone guuid=b3eb5721-1a00-0000-21b1-fa1d200c0000 pid=3104 /tmp/sample.bin guuid=bed94d21-1a00-0000-21b1-fa1d1f0c0000 pid=3103->guuid=b3eb5721-1a00-0000-21b1-fa1d200c0000 pid=3104 clone guuid=fc745f21-1a00-0000-21b1-fa1d210c0000 pid=3105 /tmp/sample.bin dns net send-data zombie guuid=bed94d21-1a00-0000-21b1-fa1d1f0c0000 pid=3103->guuid=fc745f21-1a00-0000-21b1-fa1d210c0000 pid=3105 clone guuid=fc745f21-1a00-0000-21b1-fa1d210c0000 pid=3105->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 288B 55e75a70-5f0f-5401-b0ef-995451b8fb69 teamc2.duckdns.org:12121 guuid=fc745f21-1a00-0000-21b1-fa1d210c0000 pid=3105->55e75a70-5f0f-5401-b0ef-995451b8fb69 send: 16B guuid=5890f24d-1b00-0000-21b1-fa1dca0d0000 pid=3530->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1080B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=5890f24d-1b00-0000-21b1-fa1dca0d0000 pid=3530->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1809014
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1809014 Sample: morte.x86.elf Startdate: 06/11/2025 Architecture: LINUX Score: 68 22 teamc2.duckdns.org 2->22 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 3 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 8 morte.x86.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 34 Uses dynamic DNS services 22->34 process4 process5 12 morte.x86.elf 8->12         started        14 morte.x86.elf 8->14         started        16 morte.x86.elf 8->16         started        process6 18 morte.x86.elf 12->18         started        20 morte.x86.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-06 04:54:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=56n52zy7mjefhfcvgashs76imgalljn46eqcmngbwycr4lahkehq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251106-fjpdfsev8e/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/50a3598a-28bd-4bde-8758-a6f962ce8e78
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.84
Link:
https://yomi.yoroi.company/submissions/ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f

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_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
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

sh 956e4d50cee880c95457cb69ad152739f8cdab964d634d61efbc79e5d7099285

Mirai

sh f4cd34574511fba95f796025862741c1ccd2375edd13e1a544ca0fd418098604

Mirai

elf 9509c1d18dc03ec930946fd8fcd1bedbefa0ec8bdd3baa027bda47f8b6a1f1f0

Mirai

elf ef9bdd671f62485394553024797fc86180b5a5bcf1202634c1b6051e2c07510f

(this sample)

  
Dropped by
SHA256 9509c1d18dc03ec930946fd8fcd1bedbefa0ec8bdd3baa027bda47f8b6a1f1f0
  
URLhaus
https://urlhaus.abuse.ch/url/3697423/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 a495b42ac310e7ed3cbb6db5a107a768
  
URLhaus
https://urlhaus.abuse.ch/url/3697772/

Comments