MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb9f9fe26d5e965e4cf9a1cf5812ba3ce88c99e8e54669ea0cd8bb0f806fa075. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fb9f9fe26d5e965e4cf9a1cf5812ba3ce88c99e8e54669ea0cd8bb0f806fa075
SHA3-384 hash: bd3aa7755220f8a90479a78ddd7cfaa2566fc1b8080f58208eebf6a020811550b07c2cadb065fec0250f71fd9db6d95e
SHA1 hash: b1517638c750f99d826ca1cf7052b6471589a526
MD5 hash: c84fce02ae9f127b99a83a034635362f
humanhash: twelve-blossom-double-harry
File name:zerarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:73'888 bytes
First seen:2025-12-21 18:13:14 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:NBn8ovB+2jKNUwv27z7hs3OHYcSAE8bhQcdAfqu8glp99ltvienwpnP9cTG:shTzW1QcdAfqu8gLfnSnVcTG
TLSH T1E273F64AFC815B15C5E522BEFA1E118D336357B8E3EFB212DD101B25778A92B0E77902
telfhash t1d6d09783cf785a0cb6e0c7430288821badae36f5290534941f7f32c7ad0b980780a4f5
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
39
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Opens a port
Sends data to a server
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/694838f8e126b9ff438aee77/reports/e8657f59-0099-4a43-8620-395fe5536d6d/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-21T14:59:00Z UTC
Last seen:
2025-12-22T17:07:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/fb9f9fe26d5e965e4cf9a1cf5812ba3ce88c99e8e54669ea0cd8bb0f806fa075/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/615983d1-cfac-4783-bc45-02aa3ebbdedb
Behavior Graph:
Download SVG
%3 guuid=60bde3f0-1a00-0000-7d77-c07d990a0000 pid=2713 /usr/bin/sudo guuid=33eb47f3-1a00-0000-7d77-c07da00a0000 pid=2720 /tmp/sample.bin guuid=60bde3f0-1a00-0000-7d77-c07d990a0000 pid=2713->guuid=33eb47f3-1a00-0000-7d77-c07da00a0000 pid=2720 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/191490f6-c3fe-4e5a-91c9-f9a9003a401d
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1837145
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1837145 Sample: zerarm7.elf Startdate: 21/12/2025 Architecture: LINUX Score: 48 14 165.232.127.233, 34886, 39691 ALLEGHENYHEALTHNETWORKUS United States 2->14 16 slursontel.ru 2->16 18 Multi AV Scanner detection for submitted file 2->18 8 zerarm7.elf 2->8         started        signatures3 process4 process5 10 zerarm7.elf 8->10         started        process6 12 zerarm7.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fb9f9fe26d5e965e4cf9a1cf5812ba3ce88c99e8e54669ea0cd8bb0f806fa075
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fb9f9fe26d5e965e4cf9a1cf5812ba3ce88c99e8e54669ea0cd8bb0f806fa075/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/fb9f9fe26d5e965e4cf9a1cf5812ba3ce88c99e8e54669ea0cd8bb0f806fa075
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-21 18:14:16 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=7opz7ytnl2lf4thzuhhvqev2htuizgpi4vdgt2qm3c5q7adpub2q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/251221-wtzj6s1kfp/
Behaviour
Changes its process name
Renames itself
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9885259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/74450be3-6f2c-4b1b-af21-a200746de9ce
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 3b6fb86356d15f3b52f09bdcb433ce34f643e6f4f6d492711f4c8dcac8ac7aec

Mirai

elf fb9f9fe26d5e965e4cf9a1cf5812ba3ce88c99e8e54669ea0cd8bb0f806fa075

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739140/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739131/
  
Dropped by
SHA256 3b6fb86356d15f3b52f09bdcb433ce34f643e6f4f6d492711f4c8dcac8ac7aec
  
Dropped by
MD5 f457b4665b737926fd18ed4d12a2da2c
  
URLhaus
https://urlhaus.abuse.ch/url/3740419/

Comments