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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8d90816defbb27ffc3bb45829381419b05af192eebe15ed77adffae36a79faf. 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: 12


Intelligence 12 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8d90816defbb27ffc3bb45829381419b05af192eebe15ed77adffae36a79faf
SHA3-384 hash: fb7fe996c9174312b81f34bc0951f4806cda6e48a494f55d9d540696440762429b1c221a9b7d2c1520137755d5ee7e6c
SHA1 hash: 18a9efb71638a6f44c95796c21074c701b015574
MD5 hash: cd253dec90178729f617aca5ef5ad83d
humanhash: sweet-earth-carolina-colorado
File name:boatnet.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:123'674 bytes
First seen:2025-04-18 20:08:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:GESV20PHxtyEnO1styKTRlTyHRoyrbMZM/9IGOoi:GESV20PHxtyMO1styK1lT8Syrb+M/9I/
TLSH T171C34B46FB418F13C0D6077AB6AF424933229795A3DB730699249FB43F8679F0E63905
telfhash t1d9212eb1573696295951de9c89ed6771062c93062342ef33ef31c4ac640405eea2ac0f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 9a1bf6864b775e72f94e6ee81ea30fcefd54dd631f20dd7998200196fa25226a
File size (compressed) :45'448 bytes
File size (de-compressed) :123'674 bytes
Format:linux/arm
Packed file: 9a1bf6864b775e72f94e6ee81ea30fcefd54dd631f20dd7998200196fa25226a

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135925-0
Create hunting rule

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

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

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

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

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

Unix.Trojan.Mirai-9760303-0
Create hunting rule

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

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6802b544280f5f89a0d1948elinux22vpnfull_triage
Tags:
overt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Opens a port
Receives data from a server
Runs as daemon
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
27
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f8d90816defbb27ffc3bb45829381419b05af192eebe15ed77adffae36a79faf
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9415338e-d591-45b0-ac22-56ccb46219f7
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1668891
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1668891 Sample: boatnet.arm7.elf Startdate: 19/04/2025 Architecture: LINUX Score: 80 24 176.65.144.232, 34222, 3778 PALTEL-ASPALTELAutonomousSystemPS Germany 2->24 26 daisy.ubuntu.com 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 2 other signatures 2->34 7 boatnet.arm7.elf 2->7         started        9 xfce4-panel wrapper-2.0 2->9         started        11 xfce4-panel wrapper-2.0 2->11         started        13 6 other processes 2->13 signatures3 process4 process5 15 boatnet.arm7.elf 7->15         started        18 boatnet.arm7.elf 7->18         started        20 boatnet.arm7.elf 7->20         started        22 wrapper-2.0 xfpm-power-backlight-helper 9->22         started        signatures6 36 Sample tries to kill multiple processes (SIGKILL) 15->36
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f8d90816defbb27ffc3bb45829381419b05af192eebe15ed77adffae36a79faf
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f8d90816defbb27ffc3bb45829381419b05af192eebe15ed77adffae36a79faf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-04-13 05:47:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7dmqqfw67ozh77b3wrmcsoaudgyfv4ms527bl3lxvx724nvht6xq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery
Link:
https://tria.ge/reports/250418-ywrcpaxlt2/
Behaviour
Reads runtime system information
Writes file to system bin folder
Modifies Watchdog functionality
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/f8d90816defbb27ffc3bb45829381419b05af192eebe15ed77adffae36a79faf

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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_8299c877
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 9a1bf6864b775e72f94e6ee81ea30fcefd54dd631f20dd7998200196fa25226a

Mirai

elf f8d90816defbb27ffc3bb45829381419b05af192eebe15ed77adffae36a79faf

(this sample)

  
Dropped by
SHA256 9a1bf6864b775e72f94e6ee81ea30fcefd54dd631f20dd7998200196fa25226a
  
URLhaus
https://urlhaus.abuse.ch/url/3490655/
  
Delivery method
Distributed via web download

Comments