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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b918c279b93885546dbcd097fbd9cdb945131094c6a830e2dfd9491448ffcb5. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b918c279b93885546dbcd097fbd9cdb945131094c6a830e2dfd9491448ffcb5
SHA3-384 hash: 1ee67be3897d64a775a38a7e0795bf6aa8c998d751e8ca2aff0e357282d68a3490326c0cb9e0708a4d56ec5a623e61d4
SHA1 hash: c016c3b86a390507a419d7b739e61f118bd0824d
MD5 hash: e39c0471312443aa59c2e65724621c33
humanhash: indigo-tennis-green-grey
File name:cwlfkwnt.armv8
Download: download sample
Signature Mirai
Create hunting rule
File size:1'100'546 bytes
First seen:2026-09-23 23:36:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:29B1Fk+HXyG9NyZJejJbsQ256J4nk8qhyYQ:2VBCGvvdAQc6J4nk2YQ
TLSH T1F5356C5DFD4F3C43C2C6E23DEB8A83E47127B098D62351A335C2035DE6C9D998B6295A
telfhash t149a012020880810c0177ab114c95034910414833e81a3d551e0cda400410008034886a
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 :
50
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Agent-7158340-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Locks files
Connection attempt
Creating a file in the %temp% directory
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm base64 gcc
Link:
https://www.filescan.io/uploads/6ab462c6654b248d1296c454/reports/d2366901-1e98-475c-8ee0-75a6079586a2/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e44e691d-a2fc-43d0-9220-f85494b52223
Behavior Graph:
Download SVG
%3 guuid=ab5b338a-1c00-0000-38fe-0c2e160a0000 pid=2582 /usr/bin/sudo guuid=f195608c-1c00-0000-38fe-0c2e1a0a0000 pid=2586 /tmp/sample.bin guuid=ab5b338a-1c00-0000-38fe-0c2e160a0000 pid=2582->guuid=f195608c-1c00-0000-38fe-0c2e1a0a0000 pid=2586 execve guuid=2d66e18d-1c00-0000-38fe-0c2e1f0a0000 pid=2591 /usr/bin/dash guuid=f195608c-1c00-0000-38fe-0c2e1a0a0000 pid=2586->guuid=2d66e18d-1c00-0000-38fe-0c2e1f0a0000 pid=2591 clone guuid=e006e88d-1c00-0000-38fe-0c2e200a0000 pid=2592 /usr/bin/dash guuid=f195608c-1c00-0000-38fe-0c2e1a0a0000 pid=2586->guuid=e006e88d-1c00-0000-38fe-0c2e200a0000 pid=2592 clone guuid=a8cdf68d-1c00-0000-38fe-0c2e210a0000 pid=2593 /usr/bin/dash guuid=f195608c-1c00-0000-38fe-0c2e1a0a0000 pid=2586->guuid=a8cdf68d-1c00-0000-38fe-0c2e210a0000 pid=2593 clone guuid=bbee028e-1c00-0000-38fe-0c2e220a0000 pid=2594 /usr/bin/dash guuid=f195608c-1c00-0000-38fe-0c2e1a0a0000 pid=2586->guuid=bbee028e-1c00-0000-38fe-0c2e220a0000 pid=2594 clone guuid=1dcc078e-1c00-0000-38fe-0c2e230a0000 pid=2595 /usr/bin/dash guuid=f195608c-1c00-0000-38fe-0c2e1a0a0000 pid=2586->guuid=1dcc078e-1c00-0000-38fe-0c2e230a0000 pid=2595 clone guuid=b17d258e-1c00-0000-38fe-0c2e240a0000 pid=2596 /usr/bin/dash guuid=1dcc078e-1c00-0000-38fe-0c2e230a0000 pid=2595->guuid=b17d258e-1c00-0000-38fe-0c2e240a0000 pid=2596 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/731d6a0b-a964-497b-998d-fdd78ae57281
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8b918c279b93885546dbcd097fbd9cdb945131094c6a830e2dfd9491448ffcb5
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b918c279b93885546dbcd097fbd9cdb945131094c6a830e2dfd9491448ffcb5/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-09-23 23:37:31 UTC
File Type:
ELF64 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=roiyyj43soefkrw3zuex7pm43okfcmijjrvigdrn7wkjcrep7s2q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260923-3mbcbsw15q/
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: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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:Hunt_DVR_Exploit_CommandInjection
Create hunting rule
Author:Serhii Kocherhan
Description:Detects common shell command injection signatures and payloads associated with DVR/NVR exploitation
Rule name:iot_req_metachar
Create hunting rule
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:malwareelf55503
Create hunting rule
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:test_rule_vldslv
Create hunting rule
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
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 8b918c279b93885546dbcd097fbd9cdb945131094c6a830e2dfd9491448ffcb5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3920135/
  
Delivery method
Distributed via web download

Comments