MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8bec27cf846326b147531cb7adde85dee8d692078e00381d42229205ec110559. 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 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8bec27cf846326b147531cb7adde85dee8d692078e00381d42229205ec110559
SHA3-384 hash: a37762dd6c938e3f6977f55e61f5b5b666f41e8a1ee5334f00d172c5ab872daa36a62430c0015f045b735f539065be8b
SHA1 hash: 6e4becee3a6c92fe6955112ff3802910b203c372
MD5 hash: f4be5d0ea198993c10a0ebad865e80a9
humanhash: zulu-nebraska-ack-green
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:204'776 bytes
First seen:2025-12-02 15:32:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:RmTYRFBBt0DbWiswJ7zTFlFyT65GsKxfr+D584aDG8y6:kYDBBt0HxJ5+65VXaDG8y
TLSH T118146C85F683E1F5DC150835502BEB361E72997A613BDE42E3ACCA76EC02B41D11B6EC
telfhash t1c0716db33a792bea73e49a01c30f6b10ed06d23b796131b601a213d822f7d016675c7a
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 84c848f18c5c2e40a44a76203acd87ad00ad86f74834102120361738ca742b75
File size (compressed) :76'444 bytes
File size (de-compressed) :204'776 bytes
Format:linux/i386
Packed file: 84c848f18c5c2e40a44a76203acd87ad00ad86f74834102120361738ca742b75

Intelligence

File Origin
# of uploads :
1
# of downloads :
26
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
No details
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29001.LCM.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136017-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

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

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

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

Unix.Trojan.Mirai-9853183-0
Create hunting rule

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

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10028515-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
Create hunting rule

Unix.Packed.Botnet-6566031-0
Create hunting rule

Unix.Dropper.Botnet-6566040-0
Create hunting rule

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/692f06c80cd631672227cd8c/reports/47cadd65-36ec-4f77-a68d-006b1d860b74/overview
Result
Gathering data
Gathering data
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1824571
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to many ports of the same IP (likely port scanning)
Executes the "crontab" command typically for achieving persistence
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to persist itself using cron
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1824571 Sample: debug.elf Startdate: 02/12/2025 Architecture: LINUX Score: 100 49 157.182.220.56, 23 WVUUS United States 2->49 51 160.96.56.149, 23 WOODYNET-2US Singapore 2->51 53 100 other IPs or domains 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 Antivirus detection for dropped file 2->57 59 Antivirus / Scanner detection for submitted sample 2->59 61 4 other signatures 2->61 9 debug.elf 2->9         started        12 python3.8 dpkg 2->12         started        signatures3 process4 file5 45 /usr/Bin), ELF 9->45 dropped 14 debug.elf 9->14         started        16 debug.elf sh 9->16         started        18 debug.elf 9->18         started        20 5 other processes 9->20 process6 process7 22 debug.elf 14->22         started        24 debug.elf 14->24         started        26 debug.elf 14->26         started        38 122 other processes 14->38 28 sh crontab 16->28         started        32 sh 16->32         started        34 debug.elf 18->34         started        36 debug.elf 18->36         started        40 2 other processes 18->40 file8 47 /var/spool/cron/crontabs/tmp.Qt3Hc0, ASCII 28->47 dropped 65 Sample tries to persist itself using cron 28->65 67 Executes the "crontab" command typically for achieving persistence 28->67 42 sh crontab 32->42         started        signatures9 process10 signatures11 63 Executes the "crontab" command typically for achieving persistence 42->63
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8bec27cf846326b147531cb7adde85dee8d692078e00381d42229205ec110559
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8bec27cf846326b147531cb7adde85dee8d692078e00381d42229205ec110559/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-02 15:33:40 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 36 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rpwcpt4emmtlcr2tds323xuf33unneqhryadqhkcekjal3aravmq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/251202-szdywavkbw/
Behaviour
Reads runtime system information
Changes its process name
Creates/modifies Cron job
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (49298) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Malware Config
C2 Extraction:
draft21.redirectme.net
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/3453fc32-7a27-4d21-aaac-20ca97f9f7c4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.93
Link:
https://yomi.yoroi.company/submissions/8bec27cf846326b147531cb7adde85dee8d692078e00381d42229205ec110559

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:iot_req_metachar
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
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_804f8e7c
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_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
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:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:VPNFilterStage3PluginTor
Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 84c848f18c5c2e40a44a76203acd87ad00ad86f74834102120361738ca742b75

Mirai

elf 8bec27cf846326b147531cb7adde85dee8d692078e00381d42229205ec110559

(this sample)

  
Dropped by
SHA256 84c848f18c5c2e40a44a76203acd87ad00ad86f74834102120361738ca742b75
  
URLhaus
https://urlhaus.abuse.ch/url/3723391/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 23b43b75dc6752c329072c91ea0d711a

Comments