MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30. 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: 14


Intelligence 14 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30
SHA3-384 hash: 9e360ba4053aefbe0943cbe1f35c6ec66f6e5a9872b31df85f11299196f2bfe47899b8db76f85cc2ba47dba094cc5603
SHA1 hash: bb9a32298f3951ce540f9c1d9718d71434998232
MD5 hash: 22d9cd36d98dcb8b266c4bb888561765
humanhash: burger-sixteen-wisconsin-bravo
File name:executor.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:176'328 bytes
First seen:2025-11-26 10:41:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:T5Y3q3uFe56ZR/z0Uff0WXdXgUmazSuUk3p2B3yxbdTR000000000000000e0l0F:Tq3qp56ZZBXlUwbxJTR0000000000009
TLSH T103044A06B8CCC4FDC496D1784BAEB136D931FC5D523C725B2388AE222E4FEA01B6D655
telfhash t1b2519c202d9a3d9c60d7d716b30fea69f87205150ef2b9a89e2779d1ce4378c0c870e6
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 3f3016804c38ec622929a19d77a478b75235198636062d1877c3688696fa40dc
File size (compressed) :65'404 bytes
File size (de-compressed) :176'328 bytes
Format:linux/amd64
Packed file: 3f3016804c38ec622929a19d77a478b75235198636062d1877c3688696fa40dc

Intelligence

File Origin
# of uploads :
1
# of downloads :
42
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.Dropper.Mirai-7540662-0
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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated
Link:
https://www.filescan.io/uploads/6926d988af4aba3912d5ac20/reports/f98d179c-20a8-4b4a-804c-f9672d6d53de/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/5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30
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:
2025-11-26T07:48:00Z UTC
Last seen:
2025-11-26T08:17:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/43edc8d3-c016-4438-aa21-74a9e94034f3
Behavior Graph:
Download SVG
%3 guuid=633e60da-2000-0000-d4dd-a8661e0a0000 pid=2590 /usr/bin/sudo guuid=20528bdc-2000-0000-d4dd-a866250a0000 pid=2597 /tmp/sample.bin net guuid=633e60da-2000-0000-d4dd-a8661e0a0000 pid=2590->guuid=20528bdc-2000-0000-d4dd-a866250a0000 pid=2597 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=20528bdc-2000-0000-d4dd-a866250a0000 pid=2597->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=61adaadc-2000-0000-d4dd-a866260a0000 pid=2598 /tmp/sample.bin guuid=20528bdc-2000-0000-d4dd-a866250a0000 pid=2597->guuid=61adaadc-2000-0000-d4dd-a866260a0000 pid=2598 clone guuid=23601607-2200-0000-d4dd-a866180c0000 pid=3096 /tmp/sample.bin guuid=20528bdc-2000-0000-d4dd-a866250a0000 pid=2597->guuid=23601607-2200-0000-d4dd-a866180c0000 pid=3096 clone guuid=82c71d07-2200-0000-d4dd-a866190c0000 pid=3097 /tmp/sample.bin net send-data zombie guuid=20528bdc-2000-0000-d4dd-a866250a0000 pid=2597->guuid=82c71d07-2200-0000-d4dd-a866190c0000 pid=3097 clone guuid=e711b4dc-2000-0000-d4dd-a866280a0000 pid=2600 /tmp/sample.bin guuid=61adaadc-2000-0000-d4dd-a866260a0000 pid=2598->guuid=e711b4dc-2000-0000-d4dd-a866280a0000 pid=2600 clone guuid=a1beb8dc-2000-0000-d4dd-a866290a0000 pid=2601 /tmp/sample.bin net send-data zombie guuid=61adaadc-2000-0000-d4dd-a866260a0000 pid=2598->guuid=a1beb8dc-2000-0000-d4dd-a866290a0000 pid=2601 clone guuid=a1beb8dc-2000-0000-d4dd-a866290a0000 pid=2601->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 254c1e25-2316-5fd2-9b0e-c7f4ce2747d1 143.20.185.245:6769 guuid=a1beb8dc-2000-0000-d4dd-a866290a0000 pid=2601->254c1e25-2316-5fd2-9b0e-c7f4ce2747d1 send: 10B guuid=82c71d07-2200-0000-d4dd-a866190c0000 pid=3097->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=82c71d07-2200-0000-d4dd-a866190c0000 pid=3097->254c1e25-2316-5fd2-9b0e-c7f4ce2747d1 send: 6B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0497a8e8-0494-4c3e-aa0e-07c3d3e2de3c
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1821038
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1821038 Sample: executor.x86_64.elf Startdate: 26/11/2025 Architecture: LINUX Score: 72 35 Malicious sample detected (through community Yara rule) 2->35 37 Antivirus / Scanner detection for submitted sample 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected Gafgyt 2->41 9 executor.x86_64.elf 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        process3 process4 17 executor.x86_64.elf 9->17         started        19 executor.x86_64.elf 9->19         started        21 executor.x86_64.elf 9->21         started        process5 23 executor.x86_64.elf 17->23         started        25 executor.x86_64.elf 17->25         started        process6 27 executor.x86_64.elf 23->27         started        29 executor.x86_64.elf 23->29         started        process7 31 executor.x86_64.elf 27->31         started        33 executor.x86_64.elf 29->33         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-26 10:42:16 UTC
File Type:
ELF64 Little (Exe)
AV detection:
20 of 36 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l4b75okutfv2dj6g5gmpw43bgaqc4kd7c5cdbqvmbakkvaf3bmya._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251126-mrtfpssjeq/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_d0c57a2e Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_e0cf29e2
Link:
https://app.threat.zone/submission/4037c64d-81d9-43ad-8554-10d876b278ad
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/5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30

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_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_d0c57a2e
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 3f3016804c38ec622929a19d77a478b75235198636062d1877c3688696fa40dc

Mirai

elf 5f03feb954996ba1a7c6e998fb736130202e287f174430c2ac0814aa80bb0b30

(this sample)

  
Dropped by
SHA256 3f3016804c38ec622929a19d77a478b75235198636062d1877c3688696fa40dc
  
URLhaus
https://urlhaus.abuse.ch/url/3717088/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 9ddbc866c4ffe9e3761c2e64ec21ccd2

Comments