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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6c81eb4643cb5dd3172fa1df1361c1cadfbec280391e36ac71c335da1b5c1306. 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: 9


Intelligence 9 IOCs YARA 13 File information Comments
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SHA256 hash: 6c81eb4643cb5dd3172fa1df1361c1cadfbec280391e36ac71c335da1b5c1306
SHA3-384 hash: d05e0fea590b9d829e035042826822e0eb9b583282da71b56106ea8e7d859b87702a4614512e475674b876a2fd955f03
SHA1 hash: 64ebda5330e64e8b33b6db4818527d2c71036eaa
MD5 hash: c122cd664b2662c58ce8c6a938f85b4b
humanhash: fish-enemy-north-avocado
File name:systemd
Download: download sample
Signature Mirai
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File size:153'328 bytes
First seen:2026-10-06 15:21:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:Q7BJ7+1c5NoN9CrMTt6YCDahJIY4BAhRE5:ur0Ou3hGDahJIY4BAhRE5
TLSH T18EE3C4BFE7271E23C0C51071D2E30233A5B9D67438A9D797A9D3EC692F1A98034157EA
telfhash t140210f4262798a192bf24a349cac0bb1195a652262907f70ef5ec2c01537019b969d9f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
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Unix.Dropper.Mirai-7139232-0
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bash gcc javac lolbin
Link:
https://www.filescan.io/uploads/6ac51226baa6b236523fad5b/reports/50a25bfa-246e-4266-b8b7-d94be9fbd19f/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-10-06T12:48:00Z UTC
Last seen:
2026-10-07T21:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/6c81eb4643cb5dd3172fa1df1361c1cadfbec280391e36ac71c335da1b5c1306/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/82e63a0d-9f2b-41ee-b369-0a893f15ccb2
Behavior Graph:
Download SVG
%3 guuid=fc05faca-1700-0000-7205-de4f7e0a0000 pid=2686 /usr/bin/sudo guuid=491cffcd-1700-0000-7205-de4f870a0000 pid=2695 /tmp/sample.bin guuid=fc05faca-1700-0000-7205-de4f7e0a0000 pid=2686->guuid=491cffcd-1700-0000-7205-de4f870a0000 pid=2695 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/604b745a-8085-4ab2-9483-6fd78c1a4f5a
Result
Threat name:
Gafgyt, Mirai
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Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1983114
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains symbols with names commonly found in malware
Drops files in suspicious directories
Drops invisible ELF files
Found malware configuration
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to access files in /etc/config/ (typical for OpenWRT routers)
Sample tries to kill multiple processes (SIGKILL)
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
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: 1983114 Sample: systemd.elf Startdate: 06/10/2026 Architecture: LINUX Score: 100 103 64.89.161.96, 50712, 55487 GHOSTYNETWORKSUS Luxembourg 2->103 105 180.233.46.54, 23 ETPI-IDS-AS-APEasternTelecomsPhilsIncPH China 2->105 115 Found malware configuration 2->115 117 Antivirus detection for dropped file 2->117 119 Antivirus / Scanner detection for submitted sample 2->119 121 4 other signatures 2->121 13 systemd.elf 2->13         started        16 systemd dbus-daemon 2->16         started        18 gvfsd-fuse fusermount 2->18         started        20 84 other processes 2->20 signatures3 process4 signatures5 131 Opens /proc/net/* files useful for finding connected devices and routers 13->131 22 systemd.elf 13->22         started        133 Sample reads /proc/mounts (often used for finding a writable filesystem) 16->133 24 gpu-manager sh 20->24         started        26 gpu-manager sh 20->26         started        28 gpu-manager sh 20->28         started        30 23 other processes 20->30 process6 process7 32 systemd.elf 22->32         started        36 sh grep 24->36         started        38 sh grep 26->38         started        40 sh grep 28->40         started        42 sh grep 30->42         started        44 sh grep 30->44         started        46 sh grep 30->46         started        48 6 other processes 30->48 file8 89 /var/spool/cron/crontabs/root, ASCII 32->89 dropped 91 /root/.bashrc, ASCII 32->91 dropped 93 /root/.bash_profile, ASCII 32->93 dropped 95 7 other malicious files 32->95 dropped 107 Sample tries to set files in /etc globally writable 32->107 109 Sample tries to persist itself using /etc/profile 32->109 111 Drops files in suspicious directories 32->111 113 4 other signatures 32->113 50 systemd.elf sh 32->50         started        52 systemd.elf sh 32->52         started        54 systemd.elf sh 32->54         started        56 4 other processes 32->56 signatures9 process10 signatures11 59 sh at 50->59         started        63 sh 50->63         started        65 sh cp 52->65         started        67 sh chmod 52->67         started        69 sh update-rc.d 54->69         started        123 Sample tries to kill multiple processes (SIGKILL) 56->123 71 sh systemctl 56->71         started        73 sh 56->73         started        process12 file13 97 /var/spool/cron/atjobs/a0000101c78d1c, POSIX 59->97 dropped 99 /var/spool/cron/atjobs/.SEQ, ASCII 59->99 dropped 125 Sample tries to persist itself using cron 59->125 101 /tmp/.kworker, ELF 65->101 dropped 127 Drops invisible ELF files 65->127 129 Sample tries to persist itself using System V runlevels 69->129 75 update-rc.d systemctl 69->75         started        77 systemctl systemd-sysv-install 71->77         started        signatures14 process15 process16 79 systemd-sysv-install update-rc.d 77->79         started        81 systemd-sysv-install update-rc.d 77->81         started        83 systemd-sysv-install getopt 77->83         started        process17 85 update-rc.d systemctl 79->85         started        87 update-rc.d systemctl 81->87         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6c81eb4643cb5dd3172fa1df1361c1cadfbec280391e36ac71c335da1b5c1306
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/6c81eb4643cb5dd3172fa1df1361c1cadfbec280391e36ac71c335da1b5c1306/
Threat name:
Linux.Trojan.Gafgyt
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Status:
Malicious
First seen:
2026-10-06 15:22:16 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nsa6wrsdzno5gfzpuhprgyobzlp35quahepdnldrym25ug24cmda._file
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt botnet linux
Link:
https://tria.ge/reports/261006-srz65sh18v/
Malware Config
C2 Extraction:
64.89.161.96:55487
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/6c81eb4643cb5dd3172fa1df1361c1cadfbec280391e36ac71c335da1b5c1306

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:ach_202503_elf_Mirai
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Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:DetectEncryptedVariants
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Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:ELF_DDoS_Gafgyt_Variant
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Author:Serhii Kocherhan
Description:Detects Gafgyt (Qbot) / Mirai variant with specific DDoS functions (vseattack, ftcp, SendHTTPHex) and recon routines
Rule name:ELF_IoT_Persistence_Hunt
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Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Toriilike_persist
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Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:enterpriseapps2
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Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Gafgyt_Generic
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Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:linux_generic_ipv6_catcher
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Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
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Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:RANSOMWARE
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Author:ToroGuitar
Rule name:setsockopt
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Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
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Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
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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 6c81eb4643cb5dd3172fa1df1361c1cadfbec280391e36ac71c335da1b5c1306

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3916720/
  
Delivery method
Distributed via web download

Comments