MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b28b836feb16100ed027ebd7c9ef2a3485eb53285e5e1581ef841be82b2f0fd5. 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: 10


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b28b836feb16100ed027ebd7c9ef2a3485eb53285e5e1581ef841be82b2f0fd5
SHA3-384 hash: 5ec9fc32adbc3608f999e430d0dbff4a72d4385204503eef61a3deca7ceb1052e9d84e4c748eaf0d186c0f676a23ab04
SHA1 hash: 4cae9b93e11309ba4bfe650bd638f58a3041c6f2
MD5 hash: c2d13574ebdfa433af8c6fc549e4092b
humanhash: early-whiskey-maine-fish
File name:morormcey
Download: download sample
Signature Mirai
Create hunting rule
File size:50'440 bytes
First seen:2026-06-19 13:32:54 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:cvUkXKpn2wUqounbHVWer7ecWm5EYIHrpAhY6Rb/3DedpqJkD6//sBN2wvaoedM:cvh+aqoUbHV/+cvCHFAC4bCu9/DwEM
TLSH T1C6332ACBB8C19A5FC5D0537AA72DA25D3362A3B8E2CB3713DD1C5B15768220F0E9B581
telfhash t1b0e0ab40fcb99f1c95e76570dcdc47b0a502222360564b31cf14dbe0c83f005e20c98a
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 mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 1334157d07b2ab4ed7d538a68384ece424e1f47969c5f8283281cf348e6017f0
File size (compressed) :21'264 bytes
File size (de-compressed) :50'440 bytes
Format:linux/arm
Packed file: 1334157d07b2ab4ed7d538a68384ece424e1f47969c5f8283281cf348e6017f0

Intelligence

File Origin
# of uploads :
1
# of downloads :
59
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/ac381a6a-f5fd-4f1a-808a-321dff59a0d9/
Detection(s):
Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

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

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

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

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

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/6a35453c31dc626703eb5f2e/reports/4347260c-0e36-4b43-a1a1-ec873f086df5/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-06-17T16:04:00Z UTC
Last seen:
2026-06-20T23:22:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.ha
Link:
https://opentip.kaspersky.com/b28b836feb16100ed027ebd7c9ef2a3485eb53285e5e1581ef841be82b2f0fd5/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/996010ae-b28e-4b78-876a-10fd1ddb6d04
Behavior Graph:
Download SVG
%3 guuid=dce1b912-1f00-0000-bb34-0f47c80e0000 pid=3784 /usr/bin/sudo guuid=6c0a1416-1f00-0000-bb34-0f47d10e0000 pid=3793 /tmp/sample.bin guuid=dce1b912-1f00-0000-bb34-0f47c80e0000 pid=3784->guuid=6c0a1416-1f00-0000-bb34-0f47d10e0000 pid=3793 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e2cfe611-bf2f-4f50-8ea9-0692f8d6ad1b
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b28b836feb16100ed027ebd7c9ef2a3485eb53285e5e1581ef841be82b2f0fd5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b28b836feb16100ed027ebd7c9ef2a3485eb53285e5e1581ef841be82b2f0fd5/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b28b836feb16100ed027ebd7c9ef2a3485eb53285e5e1581ef841be82b2f0fd5
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-06-17 21:45:56 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wkfyg37lcyia5ubh5pl4t3zkgsc6wuzilzpblappqqn6qkzpb7kq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet
Link:
https://tria.ge/reports/260619-qtwwdsgs7r/
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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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 1334157d07b2ab4ed7d538a68384ece424e1f47969c5f8283281cf348e6017f0

Mirai

elf b28b836feb16100ed027ebd7c9ef2a3485eb53285e5e1581ef841be82b2f0fd5

(this sample)

  
Dropped by
SHA256 1334157d07b2ab4ed7d538a68384ece424e1f47969c5f8283281cf348e6017f0
  
URLhaus
https://urlhaus.abuse.ch/url/3867520/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 9106ba96bd29c2f22e202d0fa50ea2dc

Comments