MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 504b170234e4b75507014fc370c983f25b96765c6548dd20102c50b98cd8cb7f. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 504b170234e4b75507014fc370c983f25b96765c6548dd20102c50b98cd8cb7f
SHA3-384 hash: 098e2bb163dbe7a1afcfb2a78f41e0deb6a903e05ecad7eab90254a8648ba3a2951967e4549115ae121750b7295a49c7
SHA1 hash: 8139e667005e544c15fe60750b3be3fa437d4c3a
MD5 hash: 0ef62fb805c77617619b97a43237b76e
humanhash: eighteen-fanta-earth-double
File name:ub8ehJSePAfc9FYqZIT6.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:214'584 bytes
First seen:2025-12-28 07:40:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:HrJH2ZIZrCamCb0TAwM7bKa5ewHuF5M6WyLHz0YPac8E3su/GK4:HrJHqgGamC4TABea5eNpZLQMDx/GK
TLSH T11724B609AF610EBBD8AFDE3706E90B4228CD655722A83B757634C528F50E54F19D3C78
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 4a38caa419e397300cecda1ce5748d58df5b189c4fe8732dcf4209dfb84b9f5c
File size (compressed) :66'380 bytes
File size (de-compressed) :214'584 bytes
Format:linux/mipsel
Packed file: 4a38caa419e397300cecda1ce5748d58df5b189c4fe8732dcf4209dfb84b9f5c

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/4d69db46-9c19-47e0-ab3d-4953662ad122/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
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SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
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Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-7100807-0
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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-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

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

Unix.Trojan.Mirai-10009361-0
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Unix.Trojan.Mirai-10011027-0
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Unix.Trojan.Mirai-10011918-0
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Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-28T05:52:00Z UTC
Last seen:
2025-12-28T06:56:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/504b170234e4b75507014fc370c983f25b96765c6548dd20102c50b98cd8cb7f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2887318d-d089-40c5-842b-9cedeec2a27b
Behavior Graph:
Download SVG
%3 guuid=e162834d-1d00-0000-6e97-b307980c0000 pid=3224 /usr/bin/sudo guuid=dc0cfc4f-1d00-0000-6e97-b3079f0c0000 pid=3231 /tmp/sample.bin guuid=e162834d-1d00-0000-6e97-b307980c0000 pid=3224->guuid=dc0cfc4f-1d00-0000-6e97-b3079f0c0000 pid=3231 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f7de42df-cd2f-4eb0-918f-d47733d2e1ed
Result
Threat name:
Gafgyt, Mirai
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Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1840739
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Malicious sample detected (through community Yara rule)
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: 1840739 Sample: ub8ehJSePAfc9FYqZIT6.mpsl.elf Startdate: 28/12/2025 Architecture: LINUX Score: 88 30 bytenet.serveftp.com 45.83.207.105, 3778 CLOUVIDERClouvider-GlobalASNGB Netherlands 2->30 32 Found malware configuration 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 3 other signatures 2->38 8 ub8ehJSePAfc9FYqZIT6.mpsl.elf 2->8         started        10 systemd snap-failure 2->10         started        signatures3 process4 process5 12 ub8ehJSePAfc9FYqZIT6.mpsl.elf 8->12         started        14 ub8ehJSePAfc9FYqZIT6.mpsl.elf 8->14         started        16 ub8ehJSePAfc9FYqZIT6.mpsl.elf 8->16         started        22 2 other processes 8->22 18 snap-failure systemctl 10->18         started        20 snap-failure 10->20         started        process6 24 ub8ehJSePAfc9FYqZIT6.mpsl.elf 12->24         started        26 ub8ehJSePAfc9FYqZIT6.mpsl.elf 12->26         started        28 ub8ehJSePAfc9FYqZIT6.mpsl.elf 12->28         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/504b170234e4b75507014fc370c983f25b96765c6548dd20102c50b98cd8cb7f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/504b170234e4b75507014fc370c983f25b96765c6548dd20102c50b98cd8cb7f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-28 07:41:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kbfroaru4s3vkbybj7bxbsmd6jnzm5s4mven2iaqfriltdgyzn7q._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/251228-jjaf3ssrek/
Behaviour
Reads runtime system information
Writes file to tmp directory
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/d1691fc9-320e-45bb-9047-ed41440a5b71
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/504b170234e4b75507014fc370c983f25b96765c6548dd20102c50b98cd8cb7f

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
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Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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: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 4a38caa419e397300cecda1ce5748d58df5b189c4fe8732dcf4209dfb84b9f5c

Mirai

elf 504b170234e4b75507014fc370c983f25b96765c6548dd20102c50b98cd8cb7f

(this sample)

  
Dropped by
SHA256 4a38caa419e397300cecda1ce5748d58df5b189c4fe8732dcf4209dfb84b9f5c
  
URLhaus
https://urlhaus.abuse.ch/url/3744959/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 4ae8013f95a6436a4906a61829a36b13

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