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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f3728c0617e598acfe6fee0c866cb5fab663a92951c8ba39d878d2df2c4eaaa. 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 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5f3728c0617e598acfe6fee0c866cb5fab663a92951c8ba39d878d2df2c4eaaa
SHA3-384 hash: 807a18bfd5e879a9b8339333493454e5541d288229453b5f9e09db3d75ca303dc012917b29a4d1319dc673881a1e7423
SHA1 hash: c2d0db2be81793aa900709159b495689cd7763bb
MD5 hash: e9d2d0718f7128738c6523a67bfb53ea
humanhash: four-august-shade-social
File name:mirai.x64
Download: download sample
Signature Mirai
Create hunting rule
File size:1'258'576 bytes
First seen:2026-10-21 20:18:11 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:jY4T1NQsI4/OGQBLNgcoGmALC1XaNROjlVcuriD26jrUK2W/TFJG:4FLNgzZXaQ/JqkW/i
TLSH T138458C1AB2B3B2BCD04BC03447DBC6A15535F0756A323D7B36C4CA352EA6DE52359B22
telfhash t1fd11ab754760552a4781cd00d8de6363212cca6b960dbeb7e5714a0c21010fed927c8f
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 adliwahid
Tags:gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-9.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135928-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-10027280-0
Create hunting rule

Unix.Trojan.Mirai-10056451-0
Create hunting rule

Unix.Trojan.Mirai-7135981-0
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

YARA.SIGNATURE_BASE_MAL_ARM_LNX_Mirai_Mar13_2022.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Launching a process
Creating a file
Changes access rights for a file
Opens a port
Runs as daemon
Sets a written file as executable
Manages services
Receives data from a server
Changes access rights for a written file
Connection attempt
Sends data to a server
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Performs a bruteforce attack in the network
Creates or modifies files to set up autorun
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
10
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
2323,23
Full report:
https://elfdigest.com/brief/5f3728c0617e598acfe6fee0c866cb5fab663a92951c8ba39d878d2df2c4eaaa
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-21T18:42:00Z UTC
Last seen:
2026-10-22T21:42:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/5f3728c0617e598acfe6fee0c866cb5fab663a92951c8ba39d878d2df2c4eaaa/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/69c72a97-eb7e-499c-b40b-1286221fa94d
Behavior Graph:
Download SVG
%3 guuid=30490700-1e00-0000-2562-16c765080000 pid=2149 /usr/bin/sudo guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154 /tmp/sample.bin net write-file guuid=30490700-1e00-0000-2562-16c765080000 pid=2149->guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2156 /tmp/sample.bin guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154->guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2156 clone guuid=2230bf03-1e00-0000-2562-16c76d080000 pid=2157 /usr/bin/dash guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154->guuid=2230bf03-1e00-0000-2562-16c76d080000 pid=2157 execve guuid=64f83808-1e00-0000-2562-16c776080000 pid=2166 /usr/bin/dash guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154->guuid=64f83808-1e00-0000-2562-16c776080000 pid=2166 execve guuid=cb25b80e-1e00-0000-2562-16c77e080000 pid=2174 /usr/bin/dash guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154->guuid=cb25b80e-1e00-0000-2562-16c77e080000 pid=2174 execve guuid=dab80f15-1e00-0000-2562-16c78b080000 pid=2187 /tmp/sample.bin net send-data write-config guuid=bf4d3f03-1e00-0000-2562-16c76a080000 pid=2154->guuid=dab80f15-1e00-0000-2562-16c78b080000 pid=2187 clone guuid=07af6704-1e00-0000-2562-16c76f080000 pid=2159 /usr/bin/cat guuid=2230bf03-1e00-0000-2562-16c76d080000 pid=2157->guuid=07af6704-1e00-0000-2562-16c76f080000 pid=2159 execve guuid=f447c507-1e00-0000-2562-16c774080000 pid=2164 /usr/bin/chmod guuid=2230bf03-1e00-0000-2562-16c76d080000 pid=2157->guuid=f447c507-1e00-0000-2562-16c774080000 pid=2164 execve guuid=f2579608-1e00-0000-2562-16c778080000 pid=2168 /usr/bin/cat write-file guuid=64f83808-1e00-0000-2562-16c776080000 pid=2166->guuid=f2579608-1e00-0000-2562-16c778080000 pid=2168 execve guuid=3a774e0e-1e00-0000-2562-16c77d080000 pid=2173 /usr/bin/chmod guuid=64f83808-1e00-0000-2562-16c776080000 pid=2166->guuid=3a774e0e-1e00-0000-2562-16c77d080000 pid=2173 execve guuid=5324ff0e-1e00-0000-2562-16c77f080000 pid=2175 /usr/bin/cat write-file guuid=cb25b80e-1e00-0000-2562-16c77e080000 pid=2174->guuid=5324ff0e-1e00-0000-2562-16c77f080000 pid=2175 execve guuid=afd68814-1e00-0000-2562-16c78a080000 pid=2186 /usr/bin/chmod guuid=cb25b80e-1e00-0000-2562-16c77e080000 pid=2174->guuid=afd68814-1e00-0000-2562-16c78a080000 pid=2186 execve a95927f4-5d68-5b4f-8197-c89dd3aec975 82.165.60.187:80 guuid=dab80f15-1e00-0000-2562-16c78b080000 pid=2187->a95927f4-5d68-5b4f-8197-c89dd3aec975 send: 2B guuid=2cdcbf15-1e00-0000-2562-16c78d080000 pid=2189 /usr/bin/systemctl guuid=dab80f15-1e00-0000-2562-16c78b080000 pid=2187->guuid=2cdcbf15-1e00-0000-2562-16c78d080000 pid=2189 execve guuid=7732d115-1e00-0000-2562-16c78e080000 pid=2190 /tmp/sample.bin guuid=dab80f15-1e00-0000-2562-16c78b080000 pid=2187->guuid=7732d115-1e00-0000-2562-16c78e080000 pid=2190 clone guuid=d9d91716-1e00-0000-2562-16c78f080000 pid=2191 /tmp/sample.bin guuid=dab80f15-1e00-0000-2562-16c78b080000 pid=2187->guuid=d9d91716-1e00-0000-2562-16c78f080000 pid=2191 clone guuid=19624316-1e00-0000-2562-16c790080000 pid=2192 /tmp/sample.bin net net-scan send-data guuid=dab80f15-1e00-0000-2562-16c78b080000 pid=2187->guuid=19624316-1e00-0000-2562-16c790080000 pid=2192 clone guuid=19624316-1e00-0000-2562-16c790080000 pid=2192|network network activity to 4098 IP addresses review logs to see them all guuid=19624316-1e00-0000-2562-16c790080000 pid=2192->guuid=19624316-1e00-0000-2562-16c790080000 pid=2192|network network
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/861372ca-e692-472d-9a6f-a07a6e69a6c7
Score:
92%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5f3728c0617e598acfe6fee0c866cb5fab663a92951c8ba39d878d2df2c4eaaa
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5f3728c0617e598acfe6fee0c866cb5fab663a92951c8ba39d878d2df2c4eaaa/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-21 20:19:19 UTC
File Type:
ELF64 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l43srqdbpzmyvt7g73qmqzwll6vwmoussuoixi45q6gs34we5kva._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/261021-y3yeksfx4s/
Behaviour
Reads runtime system information
Writes file to shm directory
Writes file to tmp directory
Changes its process name
Reads system network configuration
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
File and Directory Permissions Modification
Contacts a large (74246) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.26
Link:
https://yomi.yoroi.company/submissions/5f3728c0617e598acfe6fee0c866cb5fab663a92951c8ba39d878d2df2c4eaaa

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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_Exploit_CVE_2017_17215_8b78a857
Create hunting rule
Author:Elastic Security
Description:Exploit code used in the ZeroBot malware
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_449937aa
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_95e0056c
Create hunting rule
Author:Elastic Security
Rule name:LIN_Malware_Unknown_ForgeAuto_0daebbb8
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:malwareelf55503
Create hunting rule
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:MIRAI_OHSHIT_payload
Create hunting rule
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
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.

Comments