MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3f808cbb30cb6e07965dfa1e5ab83188ee3145bd956d01a0af6409e17f3d2ca. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3f808cbb30cb6e07965dfa1e5ab83188ee3145bd956d01a0af6409e17f3d2ca
SHA3-384 hash: 6cf00a33e6ba40230fa169b83b258d2a77a9e8b28d843a3bc38476c780420c4b946d47996095486f1443667883963ae0
SHA1 hash: 5608ebc47c12644ca7b2981b566bee2ccfacb465
MD5 hash: 028707e5002490e1e05eb6bbc0bf03a5
humanhash: idaho-quiet-island-thirteen
File name:wife.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:202'536 bytes
First seen:2026-05-31 19:50:24 UTC
Last seen:2026-06-01 13:33:41 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:6+rx7qXd1Zo3UnhZXhBibyhekzGec7StBn73xmhOKRbV9jbiVL+WMw0eL2:Fx7qXHXxwyhzzGec7sBN2OKRyL3F0eK
TLSH T1C4141883F901EE76F40BE37644A30806B630BFA359520AB671573CAFD97A0D5152BF86
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
56
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10012509-0
Create hunting rule

Unix.Trojan.Mirai-10017111-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash gcc lolbin masquerade
Link:
https://www.filescan.io/uploads/6a1c910212da0d249c5f757b/reports/86b5dcc3-1032-4a51-a296-a3be788c01d3/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-05-31T19:39:00Z UTC
Last seen:
2026-06-01T13:52:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b3f808cbb30cb6e07965dfa1e5ab83188ee3145bd956d01a0af6409e17f3d2ca/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/fd881e14-f973-47da-82d0-53fd457d56e1
Behavior Graph:
Download SVG
%3 guuid=dd810257-1d00-0000-7ff8-8bd4070c0000 pid=3079 /usr/bin/sudo guuid=ff2b4659-1d00-0000-7ff8-8bd40c0c0000 pid=3084 /tmp/sample.bin guuid=dd810257-1d00-0000-7ff8-8bd4070c0000 pid=3079->guuid=ff2b4659-1d00-0000-7ff8-8bd40c0c0000 pid=3084 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0a5c9454-71fa-4d69-95d8-563e1418c055
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1920786
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1920786 Sample: wife.m68k.elf Startdate: 31/05/2026 Architecture: LINUX Score: 72 19 rickonet.opik.net 176.65.139.99, 1337, 55808, 55810 STORMINDUSTRIESHostingServicesUS Netherlands 2->19 21 109.202.202.202, 80 INIT7CH Switzerland 2->21 23 2 other IPs or domains 2->23 29 Multi AV Scanner detection for submitted file 2->29 31 Yara detected Gafgyt 2->31 33 Yara detected Mirai 2->33 8 wife.m68k.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 wife.m68k.elf 8->14         started        process6 16 wife.m68k.elf 14->16         started        signatures7 25 Sample tries to kill multiple processes (SIGKILL) 16->25 27 Sample deletes itself 16->27
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b3f808cbb30cb6e07965dfa1e5ab83188ee3145bd956d01a0af6409e17f3d2ca
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b3f808cbb30cb6e07965dfa1e5ab83188ee3145bd956d01a0af6409e17f3d2ca/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-31 19:51:40 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wp4ars5tbs3oa6lf36q6lk4ddchogfc33flnagqk6zaj4f7t2lfa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260531-ykf3ksht8q/
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/b3f808cbb30cb6e07965dfa1e5ab83188ee3145bd956d01a0af6409e17f3d2ca

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 b3f808cbb30cb6e07965dfa1e5ab83188ee3145bd956d01a0af6409e17f3d2ca

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3853557/
  
Delivery method
Distributed via web download

Comments