MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab
SHA3-384 hash: 646ad2bd9136799c7da2594640cf531f496a4df35fe5ac1f1a0a984ca224f95e5d9158f76d072404c1e044b8bcd2cde7
SHA1 hash: c400b9b669c26e0eaa630ce3987f3c879d7b6ff0
MD5 hash: 5abcaeffb997548bb6aa8c05f5fa0a5b
humanhash: pluto-mississippi-sad-king
File name:boatnet.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:134'833 bytes
First seen:2025-09-05 17:28:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:OAEQqDgQBS4W7LKUIV3litLIPM5UaQLpnMrlM/92WFTG5:OAEQqDgQBS4CLnW3litLIU5qLpnM5M/c
TLSH T144D34A46FA414E13C0D60779B6EF524A3322A7D5A3DB730699245BB03F867AB0E63F05
telfhash t162212db1476696295951deac8adc6771061cd3072342ef33ff31c4ac240004eea2ac0f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 9bb2ce6a471ad1531c31467041fa7b1418266cb5c7d9100a5e410a308fbf1c60
File size (compressed) :47'840 bytes
File size (de-compressed) :134'833 bytes
Format:linux/arm
Packed file: 9bb2ce6a471ad1531c31467041fa7b1418266cb5c7d9100a5e410a308fbf1c60

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

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

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-9760303-0
Create hunting rule

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

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc masquerade mirai
Link:
https://www.filescan.io/uploads/68bb1df837c25fcf12d5031f/reports/9015da15-5677-4da9-8c28-28909362171b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
19
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab
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:
2025-09-05T15:42:00Z UTC
Last seen:
2025-09-05T15:42:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e014f4d2-36b2-4953-b59a-f306120ca1d2
Behavior Graph:
Download SVG
%3 guuid=855319e6-1700-0000-458e-9a60e90c0000 pid=3305 /usr/bin/sudo guuid=34aff3e8-1700-0000-458e-9a60f20c0000 pid=3314 /tmp/sample.bin guuid=855319e6-1700-0000-458e-9a60e90c0000 pid=3305->guuid=34aff3e8-1700-0000-458e-9a60f20c0000 pid=3314 execve
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1771978
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: 1771978 Sample: boatnet.arm7.elf Startdate: 05/09/2025 Architecture: LINUX Score: 80 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 109.202.202.202, 80 INIT7CH Switzerland 2->24 26 4 other IPs or domains 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 16 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        signatures6 36 Sample tries to kill multiple processes (SIGKILL) 15->36
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-05 17:29:20 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=wzdl7izjfs6oid53olmwzyjghetkgvwdg4j4wqigs2nuvlhm3cvq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery
Link:
https://tria.ge/reports/250905-v2rc4a1kz2/
Behaviour
Reads runtime system information
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Dropper.Mirai-7135925-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/9e9c0fa8-b26a-42ec-b8c6-2a1484a3657e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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 9bb2ce6a471ad1531c31467041fa7b1418266cb5c7d9100a5e410a308fbf1c60

Mirai

elf b646bfa3292cbce40fbb72d96ce1263926a356c33713cb4106969b4aacecd8ab

(this sample)

  
Dropped by
SHA256 9bb2ce6a471ad1531c31467041fa7b1418266cb5c7d9100a5e410a308fbf1c60
  
URLhaus
https://urlhaus.abuse.ch/url/3615413/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 6d242bc5f807cee61f1b0b2c6f9a4247

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