MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f7d97c438d1e7019b113444741ac1734934a17c1675c944f2b900cc7f09f392. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f7d97c438d1e7019b113444741ac1734934a17c1675c944f2b900cc7f09f392
SHA3-384 hash: 5e0a3c188ddeebe40bddd677d231d245744de6b263d0d3e2d688bfa82504824e170a76c59bd18dacfc9864991f08004e
SHA1 hash: 31f9b1021aa6113dd2086b03e8ed8334a8652471
MD5 hash: ddd46d5abcb77d828d2b12c7f92f7e7f
humanhash: jupiter-chicken-foxtrot-mockingbird
File name:nklarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:88'256 bytes
First seen:2026-01-27 00:37:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:B7iiG1sNPInGzwfV6Gfwst4nvCNj+PhdOSHJ2I1x5ce/2a6UXF:BG71wP7KMGIrvCd+JjHJ5x5cQ2FUX
TLSH T19983298ABCC5C702C6F061B6FB1F55DE371643A8E3E6B107CD19AB29674B8970A37211
telfhash t1be51313affb41fac43ec853181aea01557fd349d272538438a2cab5f4813143b12d817
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-9885259-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/69780901fcee87fc7ed911eb/reports/b5a3231c-0c2b-4c5a-904d-960d600148b4/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
33
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/4f7d97c438d1e7019b113444741ac1734934a17c1675c944f2b900cc7f09f392
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/bd779ad9-e24f-4c8e-8365-78888f817e05
Behavior Graph:
Download SVG
%3 guuid=6402f49e-1800-0000-4169-a03694090000 pid=2452 /usr/bin/sudo guuid=239401a1-1800-0000-4169-a03699090000 pid=2457 /tmp/sample.bin guuid=6402f49e-1800-0000-4169-a03694090000 pid=2452->guuid=239401a1-1800-0000-4169-a03699090000 pid=2457 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/92f48446-b508-4927-8f8b-87a9a80b2e8b
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1858075
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Drops invisible ELF files
Multi AV Scanner detection for submitted file
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f7d97c438d1e7019b113444741ac1734934a17c1675c944f2b900cc7f09f392
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f7d97c438d1e7019b113444741ac1734934a17c1675c944f2b900cc7f09f392/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-27 00:38:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j56zprby2htqdgyrgrchigwbonetjil4cz24srhsxeamy7yj6oja._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260127-azabksgw5f/
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/4f7d97c438d1e7019b113444741ac1734934a17c1675c944f2b900cc7f09f392

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 4f7d97c438d1e7019b113444741ac1734934a17c1675c944f2b900cc7f09f392

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739426/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739220/

Comments