MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd
SHA3-384 hash: 70b90d87628e6cd35e46bc8724b98474f4ff4b545b0c3c380cb0b4e31dbeb2e6a9cb6b52159e322fc1938325231d42d6
SHA1 hash: 95ca4f38d1d838dab9792c00a27d700420bb0e67
MD5 hash: 66e02068b5c478bd7d1cfb3694ea4f14
humanhash: missouri-arizona-oranges-mirror
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:164'272 bytes
First seen:2025-09-02 16:30:03 UTC
Last seen:2025-09-02 22:59:13 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:/ehvUtSCFlLYOvoyu101mwJ2U9I4avqWlTO+UlNf0vE:/eBUtWpFq1eF1QKvE
TLSH T13BF36B0674D1D4FDC8D9C2784BEFA23ADA32F4585234721F23C4AE262E5DF216BAD650
telfhash t17f5100753caa3d58a1e7eb21b30ae85ce87105610ce331e6ad3765f6ee027840da3453
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 :
2
# of downloads :
42
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Mirai-10056448-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sets a written file as executable
Kills processes
Runs as daemon
Creating a file
Connection attempt
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin obfuscated remote threat
Link:
https://www.filescan.io/uploads/68b71bc139a6221faa7ade48/reports/64dbb8f8-395e-44fd-9615-fbee9765496d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
174
Number of processes launched:
6
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd
Behaviour
Persistence
Process Renaming
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:
2025-09-03T01:53:00Z UTC
Last seen:
2025-09-03T01:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/c4b8b5af-ac3c-442a-91e4-5dcb9725a2b3
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1769725
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to set files in /etc globally writable
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1769725 Sample: x86_64.elf Startdate: 02/09/2025 Architecture: LINUX Score: 100 35 87.248.150.68, 51700, 51702, 51704 CWM-ASIR Iran (ISLAMIC Republic Of) 2->35 37 169.254.169.254, 80 USDOSUS Reserved 2->37 39 3 other IPs or domains 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for dropped file 2->45 47 4 other signatures 2->47 11 x86_64.elf 2->11         started        13 dash rm 2->13         started        15 dash rm 2->15         started        17 python3.8 dpkg 2->17         started        signatures3 process4 process5 19 x86_64.elf 11->19         started        process6 21 x86_64.elf 19->21         started        file7 31 /var/main, ELF 21->31 dropped 33 /etc/init.d/xs.main, POSIX 21->33 dropped 49 Sample tries to set files in /etc globally writable 21->49 51 Drops files in suspicious directories 21->51 53 Sample deletes itself 21->53 25 x86_64.elf 21->25         started        signatures8 process9 process10 27 x86_64.elf 25->27         started        process11 29 x86_64.elf 27->29         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-02 16:31:38 UTC
File Type:
ELF64 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eynuqxp5vsxft4bxo2eqmoccjt2hnbijy2qzowdlwrrsorzjutoq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery linux persistence
Link:
https://tria.ge/reports/250902-tz6jkavj16/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Modifies init.d
Deletes itself
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7540662-0
YARA:
n/a
Link:
https://app.threat.zone/submission/0f4cb037-aba4-4374-96da-fc01a1763750
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/261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd

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: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: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 261b485dfdacae59f03776890638424cf4768509c6a197586bb463274729a4dd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3608929/
  
Delivery method
Distributed via web download

Comments