MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe. 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: dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe
SHA3-384 hash: 6fcf2e8197cd7baa70f9cf3243f0c725606ff9227b5af524ac983ea98b712c68394566843d995b6f819a75ddf5f09480
SHA1 hash: 641d07ab3a8f29c8018888ea575053786495b172
MD5 hash: da1f183b03e5cb84dd8b0d08201a47ca
humanhash: fillet-zulu-speaker-seventeen
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:230'976 bytes
First seen:2026-01-27 18:25:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:Ego/jN0GzHzakeqacEp1d4n1trfbf9ihM/9+AU:EDh0SHzakeqacE3W1l0G/4J
TLSH T148343B45EA418A13C4D117BAF5AF418A3332A7A5D3DB7306D9246FB43B877AF0D63602
telfhash t10241bfb3db605627b961c454cafe57a6261dd21a1754ffb3df15848c102a04fa43bc2f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
29
Origin country :
DE DE
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/81dcf0f6-4fa2-4d8d-9d0d-b0ed1b03cb17/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

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

Unix.Trojan.Mirai-9760303-0
Create hunting rule

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

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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc mirai rust
Link:
https://www.filescan.io/uploads/69790323a57b6af70d0f2bc0/reports/98873c3d-1cd1-42a5-9e8c-e29ab7afa83e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Unknown
File Type:
Link:
https://opentip.kaspersky.com/dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/556c2d5f-c444-415f-83f0-8d722d1f5fd9
Behavior Graph:
Download SVG
%3 guuid=0db317f5-1600-0000-52c7-eb6e620e0000 pid=3682 /usr/bin/sudo guuid=18fc48f7-1600-0000-52c7-eb6e6c0e0000 pid=3692 /tmp/sample.bin guuid=0db317f5-1600-0000-52c7-eb6e620e0000 pid=3682->guuid=18fc48f7-1600-0000-52c7-eb6e6c0e0000 pid=3692 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/067c4fea-d825-4dbd-9363-a61ee26aa9c5
Result
Threat name:
Mirai, Moobot
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1858532
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1858532 Sample: arm7.elf Startdate: 27/01/2026 Architecture: LINUX Score: 80 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 45.154.98.177, 1999 LRH-ASNL Belgium 2->28 30 2 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 2 other signatures 2->38 8 arm7.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 arm7.elf 8->12         started        14 arm7.elf 8->14         started        16 arm7.elf 8->16         started        18 arm7.elf 8->18         started        process6 20 arm7.elf 12->20         started        22 arm7.elf 12->22         started        24 arm7.elf 12->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=36umga6bd57fhxuwjecobp76lmirjmdrvurfhsp44ubr5t3l3w7a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:owari defense_evasion discovery
Link:
https://tria.ge/reports/260127-w3fhnabs5e/
Behaviour
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Modifies Watchdog functionality
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/dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 dfa8c303c11f7e53de964904e0bffe5b1114b071ad2253c9fce5031ecf6bddbe

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3764687/
  
Delivery method
Distributed via web download

Comments