MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0f37e0ff187fa5208b3ff1984ae0c1931fd8dcce49353d7b1bace0820b95e806. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0f37e0ff187fa5208b3ff1984ae0c1931fd8dcce49353d7b1bace0820b95e806
SHA3-384 hash: 3f74823be2e6a3f9e367bc38cba3f5fad20fc0ede8f71354bff4002f8cfaa6286a25dbe5c426bf720317fa7015b626be
SHA1 hash: d7175eb2178db7419e1c8e313058a702090eb426
MD5 hash: da505191f37ef88d9820bd0f8e4bd254
humanhash: sierra-charlie-violet-orange
File name:nklarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:70'852 bytes
First seen:2025-12-28 00:25:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Zbw1ZnRZvcDIpXd07VRdYchr+a6mwYgUibtiuJ7R:pw1ZD0JRFhr36mqUihiuJ
TLSH T19F631A46B881CA16C6D5667BFA6E42CD332663A8D2DF7307CD11AF14378A82F0D7B641
telfhash t1ec418ea68ba01aed6bf1d38583cd61198eec34ed1b402ab7ca1d770b41919c5b02f827
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 :
60
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/6950792be8abb702f806a2c0/reports/50bdd9a0-47c1-425c-b0ee-8742f680a0d5/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-27T18:52:00Z UTC
Last seen:
2025-12-27T19:16:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/0f37e0ff187fa5208b3ff1984ae0c1931fd8dcce49353d7b1bace0820b95e806/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/fa8305f9-e8e2-4b36-a05b-aae1bdda7cb7
Behavior Graph:
Download SVG
%3 guuid=f505bacf-1900-0000-187b-bebc660b0000 pid=2918 /usr/bin/sudo guuid=0a2c01d2-1900-0000-187b-bebc6b0b0000 pid=2923 /tmp/sample.bin guuid=f505bacf-1900-0000-187b-bebc660b0000 pid=2918->guuid=0a2c01d2-1900-0000-187b-bebc6b0b0000 pid=2923 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/95f58487-4b4c-49fc-aa5f-75a3e80a32ee
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1840593
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1840593 Sample: nklarm5.elf Startdate: 28/12/2025 Architecture: LINUX Score: 60 18 103.207.37.108 VNPT-AS-VNVNPTCorpVN Viet Nam 2->18 20 103.207.37.109 VNPT-AS-VNVNPTCorpVN Viet Nam 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Connects to many IPs within the same subnet mask (likely port scanning) 2->28 8 nklarm5.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 nklarm5.elf 8->14         started        process6 16 nklarm5.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0f37e0ff187fa5208b3ff1984ae0c1931fd8dcce49353d7b1bace0820b95e806
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0f37e0ff187fa5208b3ff1984ae0c1931fd8dcce49353d7b1bace0820b95e806/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-28 00:26:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=b436b7yyp6ssbcz76gmevygbsmp5rxgoje2t26y3vtqiec4v5ada._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251228-argexssnbk/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/0f7983d8-ad0e-4a6e-a70d-566c114c499a
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/0f37e0ff187fa5208b3ff1984ae0c1931fd8dcce49353d7b1bace0820b95e806

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 0f37e0ff187fa5208b3ff1984ae0c1931fd8dcce49353d7b1bace0820b95e806

(this sample)

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

Comments