MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8
SHA3-384 hash: f8d92a27c39f4c05e8b935d035aec9309a9c005d1b9b7c56a80615c83f43321e10ca81d165a8d90e4ce8da15ad743b46
SHA1 hash: f258b243df38a8cbfb770a2e66c5500ec53d051a
MD5 hash: 8d8f29e53921a8c208748abf162256be
humanhash: lima-berlin-may-georgia
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:80'208 bytes
First seen:2025-11-05 05:13:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:+lBYOT1n4SLczHn6Ozk0kyE5oG3fs8kZ2rEZsS4W0Si9LzBB:+BN4SYr617yooG3ELZKgt6LzBB
TLSH T1EF736BC2B743D0F1E9260632217BFB364673E13E0029DA43D7A9D87AEC52641E6663DD
telfhash t11531d0fa1ebf48e8e7d4a840c35e9fd2297dd67712a072f04563a83413a7d82507ac39
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 82203287e46105ca9cc7c7dcdec7a0a4fac52540f683f41822b6f242b2814cfe
File size (compressed) :40'300 bytes
File size (de-compressed) :80'208 bytes
Format:linux/i386
Packed file: 82203287e46105ca9cc7c7dcdec7a0a4fac52540f683f41822b6f242b2814cfe

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
153
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-05T03:26:00Z UTC
Last seen:
2025-11-05T06:30:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/57cff9bd-aa95-47c2-97bd-a5a1824b8b46
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1808291
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-05 05:26:51 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ql4b4znvtmpus7hzofgw3taxdozsrzxxuby3szmceqnbehlikdma._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access defense_evasion discovery linux
Link:
https://tria.ge/reports/251105-f1btpagl8v/
Behaviour
Reads runtime system information
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Deletes system logs
Malware Config
C2 Extraction:
jhfhfdkhdfdk32.duckdns.org
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-10056463-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/d518abcd-7bf1-4d70-9018-a921f0779a9b
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8

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_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
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 82203287e46105ca9cc7c7dcdec7a0a4fac52540f683f41822b6f242b2814cfe

Mirai

elf 82f81e65b59b1f497cf9714d6dcc171bb328e6f7a071b96582241a121d6850d8

(this sample)

  
Dropped by
SHA256 82203287e46105ca9cc7c7dcdec7a0a4fac52540f683f41822b6f242b2814cfe
  
URLhaus
https://urlhaus.abuse.ch/url/3696788/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3696812/
  
Dropped by
MD5 34f316db17ae57390c7bb21fa43b0029

Comments