MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867
SHA3-384 hash: 59a2cf13b3ac8a1e70eb628fdf1c7b8741dd77c4308947ec11b4b87d6434d06dfb50e418caaab8de762061e083870bf2
SHA1 hash: edf4f967ecec45021080fca2f17112a5a0b671e5
MD5 hash: 4e4d36f38b7ef018b0756cf8517179ec
humanhash: india-connecticut-failed-stairway
File name:renji.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:40'480 bytes
First seen:2025-09-15 05:50:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:iA6P7mm1D5cJpc0QFE5W8iZGRwXPj8oqA7CH1hUIRxikYc8zEvkKfaNsoLnbcuyi:EP7J15c0jFE5W6gPe8IRsuvFoLnouy8L
TLSH T19803F23DA2A91ADC915D137F5ED7238D1140B268F660A45F0FCC64789A46F602E793CB
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
47
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
no reply from clamd
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Changes access rights for a written file
Runs as daemon
Removes directories
Connection attempt
Deleting a recently created file
Sends data to a server
Changes access rights for a file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68c7a9b8c62f69962389a996/reports/d126bae0-eb0e-4440-9b66-5339e12a512b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-15T01:14:00Z UTC
Last seen:
2025-09-15T01:14:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/84acff95-fdb4-404b-9183-ac867e5c66f7
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1777502
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1777502 Sample: renji.i686.elf Startdate: 15/09/2025 Architecture: LINUX Score: 68 23 wrxcnc.com 196.251.84.55, 12121, 36582, 36584 SONIC-WirelessZA Seychelles 2->23 29 Malicious sample detected (through community Yara rule) 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Sample is packed with UPX 2->33 10 renji.i686.elf 2->10         started        signatures3 process4 process5 12 renji.i686.elf 10->12         started        process6 14 renji.i686.elf 12->14         started        process7 16 renji.i686.elf 14->16         started        process8 18 renji.i686.elf 16->18         started        21 renji.i686.elf 16->21         started        signatures9 25 Manipulation of devices in /dev 18->25 27 Deletes system log files 18->27
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-15 03:45:59 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=ryopdmc72orj5oronwignjtq6ul357mo6ryr4aargg4sn3io5btq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/250915-gk27dadp9z/
Behaviour
Reads runtime system information
Changes its process name
Deletes log files
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Deletes system logs
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/fcad0312-adaa-4244-90c0-61bf69b68b48
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.93
Link:
https://yomi.yoroi.company/submissions/8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 8e1cf1b05fd3a29eba2e6d9066a670f517befd8ef4711e001131b926ed0ee867

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3624283/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3624309/
  
URLhaus
https://urlhaus.abuse.ch/url/3624313/
  
URLhaus
https://urlhaus.abuse.ch/url/3624330/

Comments