MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40426ad6c9c70c48f84b2bbe616da3ac221d0151d3b2d8b7706003fa252e39ba. 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: 6


Intelligence 6 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40426ad6c9c70c48f84b2bbe616da3ac221d0151d3b2d8b7706003fa252e39ba
SHA3-384 hash: fb0cce63e1ea687bc7a070eece15e578d02377ce2de365fbe7e5bbab9058bf4fa45849f08893cf059abe0bebe7be1837
SHA1 hash: f66d30067678f9f53395ccd0d815f20bb95a797f
MD5 hash: 127937ef62bb5c6c2d5141c65c8a12fe
humanhash: white-charlie-idaho-idaho
File name:bukakke_sparc
Download: download sample
Signature Mirai
Create hunting rule
File size:1'149'528 bytes
First seen:2026-01-19 16:08:15 UTC
Last seen:2026-01-19 16:29:50 UTC
File type: elf
MIME type:application/x-executable
ssdeep 24576:IhRS4RVpRMxeC5guckCpPCLBUEXRS2Yj:OXRRs95ikBZXRs
TLSH T179357C12BAF10666D28092368EB69751765787D964D0030BCF1C8EEBDF532644FCACFA
telfhash t1a201fee0c47c9e0005d2db54a5ab442b4a48b24f0f294a9306b2e9982aa12493793e3b
Magika elf
Reporter abuse_ch
Tags:DDOSAgent elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
66
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/696e570b55805a763fe8f025/reports/2fc5eea9-1ec0-47dc-bf8d-d0042c29fcaf/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a107c463-c670-4c65-a8da-3e5882f661f9
Behavior Graph:
Download SVG
%3 guuid=4f3d0e7b-1d00-0000-9ce5-06f21f0c0000 pid=3103 /usr/bin/sudo guuid=e590d87c-1d00-0000-9ce5-06f2250c0000 pid=3109 /tmp/sample.bin guuid=4f3d0e7b-1d00-0000-9ce5-06f21f0c0000 pid=3103->guuid=e590d87c-1d00-0000-9ce5-06f2250c0000 pid=3109 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/88dccaca-056a-4dd9-a59a-51b135e74662
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1853497
Signature
Executes the "crontab" command typically for achieving persistence
Sample tries to persist itself using cron
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1853497 Sample: bukakke_sparc.elf Startdate: 19/01/2026 Architecture: LINUX Score: 48 33 176.65.148.239, 53524, 8081 PALTEL-ASPALTELAutonomousSystemPS Germany 2->33 10 bukakke_sparc.elf 2->10         started        process3 process4 12 bukakke_sparc.elf 10->12         started        process5 14 bukakke_sparc.elf 12->14         started        process6 16 bukakke_sparc.elf sh 14->16         started        18 bukakke_sparc.elf 14->18         started        process7 20 sh crontab 16->20         started        24 sh 16->24         started        file8 31 /var/spool/cron/crontabs/tmp.rQz3s6, ASCII 20->31 dropped 35 Sample tries to persist itself using cron 20->35 37 Executes the "crontab" command typically for achieving persistence 20->37 26 sh crontab 24->26         started        29 sh grep 24->29         started        signatures9 process10 signatures11 39 Executes the "crontab" command typically for achieving persistence 26->39
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40426ad6c9c70c48f84b2bbe616da3ac221d0151d3b2d8b7706003fa252e39ba
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40426ad6c9c70c48f84b2bbe616da3ac221d0151d3b2d8b7706003fa252e39ba/
Threat name:
Linux.Trojan.DDOSAgent
Create hunting rule
Status:
Malicious
First seen:
2026-01-19 16:09:35 UTC
File Type:
ELF64 Big (Exe)
AV detection:
2 of 38 (5.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ibbgvvwjy4ger6clfo7gc3ndvqrb2akr2oznrn3qmab7ujjohg5a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260119-tln3csgv3b/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6752a137-03a0-48d3-a54c-7c8f93a50db6
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: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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:malwareelf55503
Create hunting rule
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 40426ad6c9c70c48f84b2bbe616da3ac221d0151d3b2d8b7706003fa252e39ba

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3760346/
  
Delivery method
Distributed via web download

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