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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3868b4a79d0ac856bbe752c138201003224d1a4c7f59b4d80eb33e20410a5a1. 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: 7


Intelligence 7 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f3868b4a79d0ac856bbe752c138201003224d1a4c7f59b4d80eb33e20410a5a1
SHA3-384 hash: c55546d3c4921a9b30280341d7bcda90e630e37d3e17ad36b305a1dec9c64e5af71c98166cbe4216ed87f3d4b0fa2f8b
SHA1 hash: 216e01f180f0bcfbb0a0c9f13708f5b04c6f2577
MD5 hash: 33e81965cc9e7b7ed589b6414f0ba95a
humanhash: don-burger-may-oxygen
File name:nz.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:91'584 bytes
First seen:2026-07-16 20:43:57 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Fm4L9q1B6mDftrSq1hu9TnTb4UUhL2o2jDthGDH8kZ8oD1H:F/Bq1BtD6wq5IIjc1H
TLSH T102930781B8824A6AC6E02379E66E728E33A0B3F5D2CF3127DD615B11779518B0D67F81
telfhash t187e06140fe764b1844e75634ecdd07b49511211761664710cf54daf0883f118a31cd5e
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 ec0f07264455354fd608b7c4e0244014b9250dea8b75458686692b37efa97fbd
File size (compressed) :32'892 bytes
File size (de-compressed) :91'584 bytes
Format:linux/arm
Packed file: ec0f07264455354fd608b7c4e0244014b9250dea8b75458686692b37efa97fbd

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/9c2c5b67-cca1-4f3a-a4dc-bbd740bf6e6a/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-10007027-0
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.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.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10059006-0
Create hunting rule

Unix.Trojan.Mirai-10059216-0
Create hunting rule

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

Unix.Trojan.Mirai-7135916-0
Create hunting rule

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

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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade rust
Link:
https://www.filescan.io/uploads/6a59433f8dc81307c4138b37/reports/fbc6856c-c1c9-495a-b6d5-10c519facb70/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-16T18:57:00Z UTC
Last seen:
2026-07-18T14:45:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f3868b4a79d0ac856bbe752c138201003224d1a4c7f59b4d80eb33e20410a5a1/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/16ed20ec-c6e7-4386-aac3-abd179d94b22
Behavior Graph:
Download SVG
%3 guuid=bb318446-1b00-0000-c670-8b5eb90a0000 pid=2745 /usr/bin/sudo guuid=a0da7a49-1b00-0000-c670-8b5ebe0a0000 pid=2750 /tmp/sample.bin guuid=bb318446-1b00-0000-c670-8b5eb90a0000 pid=2745->guuid=a0da7a49-1b00-0000-c670-8b5ebe0a0000 pid=2750 execve
Gathering data
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f3868b4a79d0ac856bbe752c138201003224d1a4c7f59b4d80eb33e20410a5a1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f3868b4a79d0ac856bbe752c138201003224d1a4c7f59b4d80eb33e20410a5a1/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-16 20:49:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6odiwstz2cwik256ouwbhaqbaazcjuney72zwtma5mz6ebaquwqq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet
Link:
https://tria.ge/reports/260716-zjkvtadv2j/
Malware Config
C2 Extraction:
osfjkqoiw382r552q.hopto.org
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/f3868b4a79d0ac856bbe752c138201003224d1a4c7f59b4d80eb33e20410a5a1

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_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 ec0f07264455354fd608b7c4e0244014b9250dea8b75458686692b37efa97fbd

Mirai

elf f3868b4a79d0ac856bbe752c138201003224d1a4c7f59b4d80eb33e20410a5a1

(this sample)

  
Dropped by
SHA256 ec0f07264455354fd608b7c4e0244014b9250dea8b75458686692b37efa97fbd
  
URLhaus
https://urlhaus.abuse.ch/url/3887327/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 2b1e72e663761a93b1e2170458aad311

Comments