MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f
SHA3-384 hash: 408c1098f62d1976d42b1b5498f4f2b59c486964c1e7e8a92c567a782965bac1192f41cad1f09a13548d4b2dd336420d
SHA1 hash: 7795e401fde8d6d588c0a8b59bb60a4dbe39b2d4
MD5 hash: 58a8c9ada5e0082226084ac49ff6429c
humanhash: winter-double-december-lima
File name:sdxkzX_UXA229x.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:39'688 bytes
First seen:2026-01-11 07:40:14 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:VuZIU53lUeSNnoJEFgagtPW9dU0CcL1c3F6LUeKO7IIqzE9q3UELfd:MuUWT0r6GyLC0LUeK8IIqztLV
TLSH T1AC03F1C16927E861CAF24C74CA220B822B6F21EDF0DC715B055749A87DE40896EFDB47
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
File size (compressed) :39'688 bytes
File size (de-compressed) :96'924 bytes
Format:linux/arm
Unpacked file: 42e1c7a027fcfc63c78c417a5396f7e4a8fafd3a0cedbdb791630038da45bc00

Intelligence

File Origin
# of uploads :
1
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/67ccfc8a-4ba6-4eb2-b53d-6e8f08805fc6/
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/696353f430368802bb7fe1e7/reports/378e3feb-dd58-4e76-8e91-e323f3e19a0d/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-11T04:47:00Z UTC
Last seen:
2026-01-11T05:21:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.es HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.ij HEUR:Backdoor.Linux.Gafgyt.gh
Link:
https://opentip.kaspersky.com/defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f1096ea3-1870-427b-985b-2b9ead4de710
Behavior Graph:
Download SVG
%3 guuid=5a488468-1a00-0000-f43b-4edfc60a0000 pid=2758 /usr/bin/sudo guuid=dba5046b-1a00-0000-f43b-4edfce0a0000 pid=2766 /tmp/sample.bin guuid=5a488468-1a00-0000-f43b-4edfc60a0000 pid=2758->guuid=dba5046b-1a00-0000-f43b-4edfce0a0000 pid=2766 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/98523565-7f2c-4f10-804b-f8c2dadda985
Result
Threat name:
Mirai, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1848328
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-11 07:40:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=335pnrhqld73nzxyole2o5fi5oakqenb2whocetcdr4h3myxxepq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet discovery upx
Link:
https://tria.ge/reports/260111-jhvevsd14h/
Behaviour
Reads runtime system information
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/bbe88b51-9336-4832-8b4c-3f521ad7699e
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/defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf defaf6c4f058ffb6e6f872c9a774a8eb80a811a1d58ee112621c787db317b91f

(this sample)

Mirai

elf 42e1c7a027fcfc63c78c417a5396f7e4a8fafd3a0cedbdb791630038da45bc00

  
Dropping
SHA256 42e1c7a027fcfc63c78c417a5396f7e4a8fafd3a0cedbdb791630038da45bc00
  
Dropping
MD5 495f62bac4744121741020565935b422
  
URLhaus
https://urlhaus.abuse.ch/url/3743071/
  
Delivery method
Distributed via web download

Comments