MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f71c86d81e14a7794d9a20a2052d6e3be5b566a92d4b7de079c3f3aebb5b3bf. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f71c86d81e14a7794d9a20a2052d6e3be5b566a92d4b7de079c3f3aebb5b3bf
SHA3-384 hash: 2b7dee2832763e0c24b19096b90ff35c14929b89abca74c2abacb6bc9e280a1d3b77aeb34d46727949bbd5c125322f53
SHA1 hash: 48622999e5a52c3067e3a456436a92f0497fc8d8
MD5 hash: ce4e8f8c2eeff58052b832aa7f318537
humanhash: oranges-ohio-winner-social
File name:parm
Download: download sample
Signature Mirai
Create hunting rule
File size:79'336 bytes
First seen:2025-06-11 16:01:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:fYVDOuwr7HjbYTSdhWe7U3Op/8/OSrYqnB3YTPivUiv:QVDGrTMSU3ALwXUA
TLSH T1F1732981BC815723C6D012BBFB6E428D372653A8D2EF7207DD226F21378786B0E67655
telfhash t13931bd916b981fcc67e08385918f11378e6a34f86344356a9f2c375f423be917516937
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 e1bd2feb0dfed6c0e7c2abe5a2f365340aacd9851a76783e9bf8b7d4a4a6f3c8
File size (compressed) :36'528 bytes
File size (de-compressed) :79'336 bytes
Format:linux/arm
Packed file: e1bd2feb0dfed6c0e7c2abe5a2f365340aacd9851a76783e9bf8b7d4a4a6f3c8

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6849a85e07b5e8c1cfe64672linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
90
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/2f71c86d81e14a7794d9a20a2052d6e3be5b566a92d4b7de079c3f3aebb5b3bf
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Gathering data
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1712479
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1712479 Sample: parm.elf Startdate: 11/06/2025 Architecture: LINUX Score: 76 23 193.32.162.27, 18129, 33622 DATACENTERRO Romania 2->23 25 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->25 27 2 other IPs or domains 2->27 29 Malicious sample detected (through community Yara rule) 2->29 31 Antivirus / Scanner detection for submitted sample 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected Mirai 2->35 8 parm.elf 2->8         started        11 dash rm 2->11         started        13 dash head 2->13         started        15 8 other processes 2->15 signatures3 process4 signatures5 37 Sample deletes itself 8->37 17 parm.elf 8->17         started        process6 process7 19 parm.elf 17->19         started        21 parm.elf 17->21         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2f71c86d81e14a7794d9a20a2052d6e3be5b566a92d4b7de079c3f3aebb5b3bf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f71c86d81e14a7794d9a20a2052d6e3be5b566a92d4b7de079c3f3aebb5b3bf/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-06-11 16:01:23 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f5y4q3mb4ffhpfgzuifcauww4o7fwvtkslklpxqhtq7tv25vwo7q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai
Link:
https://tria.ge/reports/250611-tgdqtswyay/
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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 e1bd2feb0dfed6c0e7c2abe5a2f365340aacd9851a76783e9bf8b7d4a4a6f3c8

Mirai

elf 2f71c86d81e14a7794d9a20a2052d6e3be5b566a92d4b7de079c3f3aebb5b3bf

(this sample)

  
Dropped by
SHA256 e1bd2feb0dfed6c0e7c2abe5a2f365340aacd9851a76783e9bf8b7d4a4a6f3c8
  
URLhaus
https://urlhaus.abuse.ch/url/3487546/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 34ba0394c1cf8a576b654ac5701c0d15

Comments