MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48. 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 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48
SHA3-384 hash: 019dbd865d6632c25d51925f9f011108798d7fff6da0fb1a32587e65546f97a6c9e639d36664378bae23626df8209770
SHA1 hash: ba15c68e2ee0fa1a307422d0e4831d1cf4abdd59
MD5 hash: d96f6fd1263a21abdd25f5d923eb2bec
humanhash: california-enemy-apart-india
File name:manji.dbg
Download: download sample
Signature Mirai
Create hunting rule
File size:69'624 bytes
First seen:2026-03-31 12:40:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:GnHkHRxHBFPSWGz1GYlGy5TGpWE7wH9OXEL9qo:mHkHvBFVGz1UytJE7wwXEco
TLSH T1F1631B07BA428BAFC14FC1F407F76A399922BDBE0A36F1E5E3A4FD861901CD05A1D614
telfhash t1652123b639341d94e1fbea36f302f56508351e1044e27ae2c87358faeb653c708b9827
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
36
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-9.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Collects information on the CPU
Receives data from a server
Creating a file
Opens a port
DNS request
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
1
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-03-31T09:41:00Z UTC
Last seen:
2026-03-31T13:30:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6f371d44-edbe-4160-a947-9c8bb0d53a0d
Behavior Graph:
Download SVG
%3 guuid=09459d22-2100-0000-3aa3-55ad0b0c0000 pid=3083 /usr/bin/sudo guuid=60ebba25-2100-0000-3aa3-55ad120c0000 pid=3090 /tmp/sample.bin dns net send-data write-file guuid=09459d22-2100-0000-3aa3-55ad0b0c0000 pid=3083->guuid=60ebba25-2100-0000-3aa3-55ad120c0000 pid=3090 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=60ebba25-2100-0000-3aa3-55ad120c0000 pid=3090->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 74B d4d3037d-e416-5737-bb30-06304d29d10e naxerez.duckdns.org:6621 guuid=60ebba25-2100-0000-3aa3-55ad120c0000 pid=3090->d4d3037d-e416-5737-bb30-06304d29d10e send: 24B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a3efa3f5-8631-46ba-bd2c-a64ff3cbe47e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1891412
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1891412 Sample: manji.dbg.elf Startdate: 31/03/2026 Architecture: LINUX Score: 68 14 naxerez.duckdns.org 2->14 16 naxerez.duckdns.org 92.249.62.11, 54464, 6621 M247GB Turkey 2->16 18 6 other IPs or domains 2->18 20 Malicious sample detected (through community Yara rule) 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Yara detected Mirai 2->24 6 dash rm 2->6         started        8 dash rm 2->8         started        10 python3.8 dpkg 2->10         started        12 manji.dbg.elf 2->12         started        signatures3 26 Uses dynamic DNS services 14->26 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48/
Verdict:
Malicious
Threat:
Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-31 12:32:39 UTC
File Type:
ELF64 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=55v7zn7wupmfz72ce7fydtzjbec7uyenqnevddyynbtz5ugmxzea._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai antivm linux
Link:
https://tria.ge/reports/260331-pwybkadv5x/
Behaviour
Changes its process name
Checks CPU configuration
Malware Config
C2 Extraction:
boats.dogmuncher.xyz
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48

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: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:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
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_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_1e0c5ce0
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_449937aa
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:MatchByteSequence
Create hunting rule
Author:Generated by ChatGPT
Description:Rule to match specific byte sequence: 89 C8 C1 E8 08 31 D1 31 C8
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 ef6bfcb7f6a3d85cff4227cb81cf290905fa608d8349518f1868679ed0ccbe48

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3809147/
  
Delivery method
Distributed via web download

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