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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2c71d3b8001cc8090cc69fda460b78e9c1a5fddd38378fbf5047a72bfc52de7. 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: 8


Intelligence 8 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2c71d3b8001cc8090cc69fda460b78e9c1a5fddd38378fbf5047a72bfc52de7
SHA3-384 hash: f44d15b48dbf13423d25b693157f7e4e94720572a81b352ec4345ab6142b57235f535a51b3a3ec91b35ab6eb698d705c
SHA1 hash: 4432d8fad1060ecf72d95fe02501b8daa85843f8
MD5 hash: 62d1ef7692b592b1e7dcff2a06fc8ec8
humanhash: north-double-sweet-floor
File name:b2c71d3b8001cc8090cc69fda460b78e9c1a5fddd38378fbf5047a72bfc52de7
Download: download sample
Signature Mirai
Create hunting rule
File size:255'308 bytes
First seen:2026-10-03 12:17:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:T2s/gAWuboqsJ9xcJxspJBqQgTuaJZRhVabE5wKSDP99zBa77oNsKqqfPqOy:T2s/bW+UmJqBxAuaPRhVabEDSDP99zBw
TLSH T1FD44398AFD80AF65D5D4227BFE2F428A33131BB8D2EB71129D145F24768A94F0F3A541
Magika elf
Reporter GAYINT_DOT_ORG
Tags:arm cowrie elf honeypot mirai Mozi

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30419.LX.M0Z.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7136070-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Unix.Trojan.Mirai-10004218-0
Create hunting rule

Unix.Trojan.Mirai-10018332-0
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9762350-0
Create hunting rule

Unix.Trojan.Mirai-9763616-0
Create hunting rule

Unix.Trojan.Mirai-9769616-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Mirai-9951087-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint obfuscated rust
Link:
https://www.filescan.io/uploads/6ac0f289f95134247255c48d/reports/a527a2a3-17cc-4d75-986f-7ea26b94291e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b2c71d3b8001cc8090cc69fda460b78e9c1a5fddd38378fbf5047a72bfc52de7
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b99fb17e-0006-4f6e-88d7-0d91f3a782cb
Behavior Graph:
Download SVG
%3 guuid=c9bab99d-1600-0000-7c36-57e9350d0000 pid=3381 /usr/bin/sudo guuid=8e0509a0-1600-0000-7c36-57e9370d0000 pid=3383 /tmp/sample.bin guuid=c9bab99d-1600-0000-7c36-57e9350d0000 pid=3381->guuid=8e0509a0-1600-0000-7c36-57e9370d0000 pid=3383 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e4e460da-23a4-4838-af91-b69eab0e8aea
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b2c71d3b8001cc8090cc69fda460b78e9c1a5fddd38378fbf5047a72bfc52de7
Gathering data
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-03 15:21:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wldr2o4aahgibegmnh62iyfxr2obux652obxr67var5hfp6ffxtq._file
Result
Malware family:
mozi
Create hunting rule
Score:
  10/10
Tags:
family:mirai family:mozi botnet
Link:
https://tria.ge/reports/261003-pgqceayx8r/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DDoS_Win32_Nitol_B
Create hunting rule
Author:mk
Description:Nitol Family
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:linux_generic_p2p_catcher
Create hunting rule
Author:@_lubiedo
Description:Generic catcher for P2P capable linux ELFs
Rule name:Linux_Generic_Threat_c19ca8e5
Create hunting rule
Author:Elastic Security
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Mirai_5c62e6b2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_77137320
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ac253e4f
Create hunting rule
Author:Elastic Security
Rule name:LIN_Downloader_Unknown_WgetChmodExecute
Create hunting rule
Author:Marjoriefort
Description:Script shell downloader : wget+curl, chmod 777, execution, effacement (rm -rf) - botnet style
Reference:misses_archive / grappe 5.182.210.174
Rule name:Mal_LNX_Mozi_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Mozi botnet.
Rule name:NSVPS_Mirai_Busybox_Staging
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Mirai-style busybox wget/tftp payload staging seen in NSVPS honeypot
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 b2c71d3b8001cc8090cc69fda460b78e9c1a5fddd38378fbf5047a72bfc52de7

(this sample)

  
Delivery method
Distributed via web download

Comments