MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2140944d354c44798092c8250eaa6cd438c90f8ddb96440abe65d33c8401299. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2140944d354c44798092c8250eaa6cd438c90f8ddb96440abe65d33c8401299
SHA3-384 hash: 6be1fe2c98a42b06de308270f25d8dccd7a4e0c3009fd140814beebeb4d9f551c2cb9af8213b4cc4169e471e6ef4f64b
SHA1 hash: 1239057a1f470ff568182106e625b414d4af7461
MD5 hash: a230c950213deadffc5eb9ba389ac72b
humanhash: zulu-video-uniform-cardinal
File name:morte.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:96'308 bytes
First seen:2025-10-29 15:11:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:t8N5Fx1Csb7HMMeaO7m+O6/FCHbdTC2DwstTtc3rXfdILOZAohHU:tu59qDaym+Ft8bdTBDPtQvd2+U
TLSH T190935DC4F643D5F9EC5602346172FF379D72E1BA2229DE4BC3B89A326C92941CC06A5D
telfhash t17931d4fa167b0ce857c06942b2096b34bd0dab3b09607ae315f25834322fd4092b7c3e
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 263e3e42742d9f66d9609b962e7d100cdeda52e80d024acbe9534d613a757edf
File size (compressed) :44'336 bytes
File size (de-compressed) :96'308 bytes
Format:linux/i386
Packed file: 263e3e42742d9f66d9609b962e7d100cdeda52e80d024acbe9534d613a757edf

Intelligence

File Origin
# of uploads :
1
# of downloads :
30
Origin country :
NL NL
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.9999-14.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.Trojan.Mirai-9441505-0
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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Runs as daemon
Opens a port
DNS request
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin masquerade remote
Link:
https://www.filescan.io/uploads/69023f3f21d55ed90d41f5e6/reports/a199cc8f-8353-4181-ba18-b2cdab8cff8f/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-15T14:45:00Z UTC
Last seen:
2025-10-29T14:28:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a2140944d354c44798092c8250eaa6cd438c90f8ddb96440abe65d33c8401299/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f6b28bd6-5c9a-4ccf-ae0c-a0139820ee27
Behavior Graph:
Download SVG
%3 guuid=2c9f7761-1a00-0000-ffcc-bb51cc0a0000 pid=2764 /usr/bin/sudo guuid=d088f364-1a00-0000-ffcc-bb51d20a0000 pid=2770 /tmp/sample.bin net guuid=2c9f7761-1a00-0000-ffcc-bb51cc0a0000 pid=2764->guuid=d088f364-1a00-0000-ffcc-bb51d20a0000 pid=2770 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=d088f364-1a00-0000-ffcc-bb51d20a0000 pid=2770->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=89712265-1a00-0000-ffcc-bb51d30a0000 pid=2771 /tmp/sample.bin guuid=d088f364-1a00-0000-ffcc-bb51d20a0000 pid=2770->guuid=89712265-1a00-0000-ffcc-bb51d30a0000 pid=2771 clone guuid=78137591-1b00-0000-ffcc-bb51ba0c0000 pid=3258 /tmp/sample.bin guuid=d088f364-1a00-0000-ffcc-bb51d20a0000 pid=2770->guuid=78137591-1b00-0000-ffcc-bb51ba0c0000 pid=3258 clone guuid=12c57f91-1b00-0000-ffcc-bb51bb0c0000 pid=3259 /tmp/sample.bin net send-data zombie guuid=d088f364-1a00-0000-ffcc-bb51d20a0000 pid=2770->guuid=12c57f91-1b00-0000-ffcc-bb51bb0c0000 pid=3259 clone guuid=90b12865-1a00-0000-ffcc-bb51d40a0000 pid=2772 /tmp/sample.bin guuid=89712265-1a00-0000-ffcc-bb51d30a0000 pid=2771->guuid=90b12865-1a00-0000-ffcc-bb51d40a0000 pid=2772 clone guuid=2b663065-1a00-0000-ffcc-bb51d50a0000 pid=2773 /tmp/sample.bin dns net send-data zombie guuid=89712265-1a00-0000-ffcc-bb51d30a0000 pid=2771->guuid=2b663065-1a00-0000-ffcc-bb51d50a0000 pid=2773 clone guuid=2b663065-1a00-0000-ffcc-bb51d50a0000 pid=2773->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 192B 9022a8bf-b821-5d3c-aad7-93e51558d51a s3ov8.ddns.net:12121 guuid=2b663065-1a00-0000-ffcc-bb51d50a0000 pid=2773->9022a8bf-b821-5d3c-aad7-93e51558d51a send: 4B guuid=12c57f91-1b00-0000-ffcc-bb51bb0c0000 pid=3259->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 960B abbcd4ba-5c74-5982-a206-376b5358ab28 5.180.82.94:80 guuid=12c57f91-1b00-0000-ffcc-bb51bb0c0000 pid=3259->abbcd4ba-5c74-5982-a206-376b5358ab28 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f405e0df-53a6-4734-9748-17b3820ac51e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1804808
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
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1804808 Sample: morte.x86.elf Startdate: 30/10/2025 Architecture: LINUX Score: 76 22 s3ov8.ddns.net 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 34 Yara detected Mirai 2->34 8 morte.x86.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 36 Uses dynamic DNS services 22->36 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/a2140944d354c44798092c8250eaa6cd438c90f8ddb96440abe65d33c8401299
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a2140944d354c44798092c8250eaa6cd438c90f8ddb96440abe65d33c8401299/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 16:41:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uikasrgtktcepgajfsbfb2vgzvbyzehy3w4wiqfl4zothscackmq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251029-tqs7waypbp/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
s3ov8.ddns.net
Verdict:
Unknown
Tags:
trojan gafgyt mirai
YARA:
Linux_Trojan_Gafgyt_28a2fe0c 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 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/81750630-4a8f-4453-81dd-caf4ef2936d7
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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

elf 263e3e42742d9f66d9609b962e7d100cdeda52e80d024acbe9534d613a757edf

Mirai

elf a2140944d354c44798092c8250eaa6cd438c90f8ddb96440abe65d33c8401299

(this sample)

  
Dropped by
SHA256 263e3e42742d9f66d9609b962e7d100cdeda52e80d024acbe9534d613a757edf
  
URLhaus
https://urlhaus.abuse.ch/url/3601664/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3601788/

Comments