MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f9df71baa6b2f863b2a7f2989d8d43f4b053ff4c30249b3df03ab2dbaeddf235. 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: f9df71baa6b2f863b2a7f2989d8d43f4b053ff4c30249b3df03ab2dbaeddf235
SHA3-384 hash: 162ebb0cfea6715e87d802666729f115179ab501d89448e9f3382f00fb1b7c31bed9855a03b5e8874efcf31eaad77e8c
SHA1 hash: 4311e89458eb7423527b8ad9e6a9074e58fa2131
MD5 hash: 2fab303be4abd787b5ca1329bb72941b
humanhash: illinois-table-twelve-blossom
File name:nklarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:77'892 bytes
First seen:2025-12-05 18:13:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:udnPsDPmQgM/eVeKtWSKoHIxmBDKzuMguCUdlGni/0wmARu:NzmsAWBoHIxmBDKzuMgXa0wXRu
TLSH T169730845FC819B15C5D922BEFA1E018D336367ACE3EE7212DD111B25778A92F0E77A02
telfhash t161e02b63881e41ccbfd4c10dc5e98113dcf677743b05516eac5e7f030853851f16a015
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
25
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.Gafgyt-6735924-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-05T16:21:00Z UTC
Last seen:
2025-12-06T02:57:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/f9df71baa6b2f863b2a7f2989d8d43f4b053ff4c30249b3df03ab2dbaeddf235/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/cb84f46f-978b-47ac-9404-f3803d601e2b
Behavior Graph:
Download SVG
%3 guuid=13827ba3-1800-0000-a671-31614f0e0000 pid=3663 /usr/bin/sudo guuid=1f7844a7-1800-0000-a671-3161560e0000 pid=3670 /tmp/sample.bin guuid=13827ba3-1800-0000-a671-31614f0e0000 pid=3663->guuid=1f7844a7-1800-0000-a671-3161560e0000 pid=3670 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/78eb5ef3-6aa2-4cc0-9178-157e210f7c8c
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1827518
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1827518 Sample: nklarm7.elf Startdate: 05/12/2025 Architecture: LINUX Score: 48 14 95.108.149.41, 23 YANDEXRU Russian Federation 2->14 16 12.253.93.244 WORLDNET5-10US United States 2->16 18 99 other IPs or domains 2->18 20 Multi AV Scanner detection for submitted file 2->20 8 nklarm7.elf 2->8         started        signatures3 process4 process5 10 nklarm7.elf 8->10         started        process6 12 nklarm7.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f9df71baa6b2f863b2a7f2989d8d43f4b053ff4c30249b3df03ab2dbaeddf235
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f9df71baa6b2f863b2a7f2989d8d43f4b053ff4c30249b3df03ab2dbaeddf235/
Verdict:
Malicious
Threat:
Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/f9df71baa6b2f863b2a7f2989d8d43f4b053ff4c30249b3df03ab2dbaeddf235
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-05 18:16:43 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7hpxdovgwl4ghmvh6kmj3dkd6syfh72mgasjwppqhkznxlw56i2q._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/251205-wwtrpswph1/
Behaviour
Changes its process name
Renames itself
Contacts a large (115940) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/3917efb9-40ce-4fc3-804b-5e460723b417
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:Linux_Generic_Threat_8299c877
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

sh cf39f3ff37d19d60b7c82bc873a9d47558c95dbf8e3506e2f7129b30dd48a4ee

Mirai

elf f9df71baa6b2f863b2a7f2989d8d43f4b053ff4c30249b3df03ab2dbaeddf235

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3726303/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3726321/
  
Dropped by
SHA256 cf39f3ff37d19d60b7c82bc873a9d47558c95dbf8e3506e2f7129b30dd48a4ee
  
Dropped by
MD5 12cae4a5205518f419634f0b8b2f8c64
  
URLhaus
https://urlhaus.abuse.ch/url/3726352/
  
URLhaus
https://urlhaus.abuse.ch/url/3727622/

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