MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0238b4523a250517d9392e65fef42570986e9e6a53c5fc956e7dcf423e84b0f7. 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: 11


Intelligence 11 IOCs YARA 8 File information Comments
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SHA256 hash: 0238b4523a250517d9392e65fef42570986e9e6a53c5fc956e7dcf423e84b0f7
SHA3-384 hash: 1436070814be0114da618016e967ecd4090f2a6ad2f3ea8b2e66f5efdfc2e7b5c30257341a5ad41932d825acee204e60
SHA1 hash: 6c317ebc273bd24495cad078188acaaa8a7ea135
MD5 hash: bda79d840456d1f20011c079dedbc03c
humanhash: speaker-white-yellow-india
File name:z0r0.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:73'008 bytes
First seen:2025-01-05 13:22:05 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:RCRVTHBUV0DWWFcS5ND2n2R+EkbrP2zLFrmrcRUzWg+o0pxGNC/8cz/I:RtV0yWFH5ND2n2R+32zJvWJiGcC
TLSH T1B4635CD5B4009EBCF95BDABA81164A09F92132005FA30F2FE277FC976D630958E1AC47
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
118
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29524.LC.UNOFFICIAL
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Unix.Trojan.Mirai-6981989-0
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Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135906-0
Create hunting rule

Unix.Dropper.Mirai-7135966-0
Create hunting rule

Unix.Dropper.Mirai-7135979-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Trojan.Mirai-9935718-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
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Unix.Dropper.Mirai-9977145-0
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Unix.Trojan.Mirai-10018298-0
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Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=677a8862ffdcee13ec82f523linux22vpnfull_triage
Tags:
malware
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/677a87c14623b7f2c0ac9931/reports/6ea73079-676a-4119-bb61-3f2c98fda088/overview
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/61b00d77-1204-46b4-8f92-cf8261b4e737
Result
Threat name:
Mirai
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Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1584433
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1584433 Sample: z0r0.m68k.elf Startdate: 05/01/2025 Architecture: LINUX Score: 100 29 197.184.139.233, 29479, 37215, 52564 NEOLOGY-ASZA South Africa 2->29 31 197.190.151.192 zain-asGH Ghana 2->31 33 99 other IPs or domains 2->33 35 Suricata IDS alerts for network traffic 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 5 other signatures 2->41 8 z0r0.m68k.elf 2->8         started        10 xfce4-panel wrapper-2.0 2->10         started        12 xfce4-panel wrapper-2.0 2->12         started        14 6 other processes 2->14 signatures3 process4 process5 16 z0r0.m68k.elf 8->16         started        18 wrapper-2.0 xfpm-power-backlight-helper 10->18         started        process6 20 z0r0.m68k.elf 16->20         started        23 z0r0.m68k.elf 16->23         started        25 z0r0.m68k.elf 16->25         started        27 2 other processes 16->27 signatures7 43 Sample tries to kill multiple processes (SIGKILL) 20->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0238b4523a250517d9392e65fef42570986e9e6a53c5fc956e7dcf423e84b0f7
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0238b4523a250517d9392e65fef42570986e9e6a53c5fc956e7dcf423e84b0f7/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-05 04:04:31 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ai4liur2eucrpwjzfzs755bfocmg5htkkpc7zflopxhuepuewd3q._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet:unstable linux
Link:
https://tria.ge/reports/250105-qmskdsxmhj/
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-6981989-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1
Link:
https://app.threat.zone/submission/67d15e05-5a9d-4308-b94c-dd926210f3ab
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/0238b4523a250517d9392e65fef42570986e9e6a53c5fc956e7dcf423e84b0f7

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:CVE_2017_17215
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Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
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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:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_1_RID2F39
Create hunting rule
Author:Florian Roth
Description:Detects ELF Mirai variant
Reference:Internal Research
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
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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 0238b4523a250517d9392e65fef42570986e9e6a53c5fc956e7dcf423e84b0f7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3390137/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3390361/
  
URLhaus
https://urlhaus.abuse.ch/url/3390362/

Comments