MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33. 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: 53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33
SHA3-384 hash: 30361e958651bde05680a09754ea4682417df4aff93b5842a6969c9c1ca96421e479623b74c7c2aeeac556be14c75fc3
SHA1 hash: f2f59ae33890ad41c304523c883a3ee559f78d72
MD5 hash: 2dd83e21edadc6a19072b3f2d781cd1e
humanhash: maine-washington-foxtrot-foxtrot
File name:morte.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:104'528 bytes
First seen:2025-11-13 22:42:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:5ioWoTgtB1ZFJDT9S4FldBV7q9HUdlwNMcDNMcY:5ioWIgb1vJ3xXqmjwy0yj
TLSH T1DFA33C97B5C18CFDC095D03843BE7536DC22F2EF0239719B9BE4AE262D0EE610A1D965
telfhash t1b4210230399a3a9850d7c739d30feaf9e93206353a9074e195777ed18f47b401d8209a
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 20a56e4d75bd9aa610390ff724a232ccd3a328db5ea75c5f1f3bc447c04352b4
File size (compressed) :45'744 bytes
File size (de-compressed) :104'528 bytes
Format:linux/amd64
Packed file: 20a56e4d75bd9aa610390ff724a232ccd3a328db5ea75c5f1f3bc447c04352b4

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
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
Changes access rights for a written file
Sends data to a server
Receives data from a server
Changes access rights for a file
Runs as daemon
Opens a port
DNS request
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/69165eea57cbae4ee079d03e/reports/258ba274-cba0-4bc2-b800-5b876ad56c61/overview
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/53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-11-13T20:45:00Z UTC
Last seen:
2025-11-14T00:52:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/28544a91-e827-4792-ba6e-625ad0f1480f
Behavior Graph:
Download SVG
%3 guuid=614064df-1a00-0000-77f1-7e6ca40b0000 pid=2980 /usr/bin/sudo guuid=00bacee1-1a00-0000-77f1-7e6cab0b0000 pid=2987 /tmp/sample.bin net guuid=614064df-1a00-0000-77f1-7e6ca40b0000 pid=2980->guuid=00bacee1-1a00-0000-77f1-7e6cab0b0000 pid=2987 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=00bacee1-1a00-0000-77f1-7e6cab0b0000 pid=2987->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=8024e6e1-1a00-0000-77f1-7e6cac0b0000 pid=2988 /tmp/sample.bin guuid=00bacee1-1a00-0000-77f1-7e6cab0b0000 pid=2987->guuid=8024e6e1-1a00-0000-77f1-7e6cac0b0000 pid=2988 clone guuid=9940950c-1c00-0000-77f1-7e6ca00d0000 pid=3488 /tmp/sample.bin guuid=00bacee1-1a00-0000-77f1-7e6cab0b0000 pid=2987->guuid=9940950c-1c00-0000-77f1-7e6ca00d0000 pid=3488 clone guuid=23f69a0c-1c00-0000-77f1-7e6ca10d0000 pid=3489 /tmp/sample.bin dns net send-data zombie guuid=00bacee1-1a00-0000-77f1-7e6cab0b0000 pid=2987->guuid=23f69a0c-1c00-0000-77f1-7e6ca10d0000 pid=3489 clone guuid=3dfaeae1-1a00-0000-77f1-7e6cad0b0000 pid=2989 /tmp/sample.bin guuid=8024e6e1-1a00-0000-77f1-7e6cac0b0000 pid=2988->guuid=3dfaeae1-1a00-0000-77f1-7e6cad0b0000 pid=2989 clone guuid=a3ddede1-1a00-0000-77f1-7e6cae0b0000 pid=2990 /tmp/sample.bin dns net send-data zombie guuid=8024e6e1-1a00-0000-77f1-7e6cac0b0000 pid=2988->guuid=a3ddede1-1a00-0000-77f1-7e6cae0b0000 pid=2990 clone guuid=a3ddede1-1a00-0000-77f1-7e6cae0b0000 pid=2990->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1147B 01bb915c-71c6-57a6-bd5f-3cb536b9a274 vr3b.ddns.net:12121 guuid=a3ddede1-1a00-0000-77f1-7e6cae0b0000 pid=2990->01bb915c-71c6-57a6-bd5f-3cb536b9a274 send: 222B guuid=23f69a0c-1c00-0000-77f1-7e6ca10d0000 pid=3489->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1085B guuid=23f69a0c-1c00-0000-77f1-7e6ca10d0000 pid=3489->01bb915c-71c6-57a6-bd5f-3cb536b9a274 send: 210B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/44396a45-538b-497a-b818-d4d0679ec386
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1813847
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: 1813847 Sample: morte.x86_64.elf Startdate: 13/11/2025 Architecture: LINUX Score: 76 22 vr3b.ddns.net 2->22 24 vr3b.ddns.net 41.216.189.110, 12121, 51474, 51476 AS40676US South Africa 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.x86_64.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 36 Uses dynamic DNS services 22->36 process4 process5 12 morte.x86_64.elf 8->12         started        14 morte.x86_64.elf 8->14         started        16 morte.x86_64.elf 8->16         started        process6 18 morte.x86_64.elf 12->18         started        20 morte.x86_64.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-13 22:43:25 UTC
File Type:
ELF64 Little (Exe)
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ko7xlkt3j6haqnl6dcj3nuxgwnpehlq7akdgycrjqhs7mg3rvqzq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251113-2m2nvacl5w/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
vr3b.ddns.net
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_e0cf29e2 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/4710bfe4-3718-4904-b609-032d6cdcaee3
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/53bf75aa7b4f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33

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_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
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 20a56e4d75bd9aa610390ff724a232ccd3a328db5ea75c5f1f3bc447c04352b4

Mirai

elf 53bf75aa7b4f8e08357e1893b6d2e6b35e43ae1f02866c0a2981e5f61b71ac33

(this sample)

  
Dropped by
SHA256 20a56e4d75bd9aa610390ff724a232ccd3a328db5ea75c5f1f3bc447c04352b4
  
URLhaus
https://urlhaus.abuse.ch/url/3704800/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 2eb596e546a59896a966ed16d2337e4b

Comments