MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 308be4e50f6c0ac6f6a7b643b16a7fbe1bbc70cde1f5e6f7fed5d8547c4d0b85. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 308be4e50f6c0ac6f6a7b643b16a7fbe1bbc70cde1f5e6f7fed5d8547c4d0b85
SHA3-384 hash: c089af93ffd1289c15a288c93f410a376d99562c18b8dd3ea5bab14b44ef4c0f3c1090e8b9c4ee87b32abddd39556b02
SHA1 hash: db9978178e76fc63a828783c8456e8e8fb8f213a
MD5 hash: 41676da9f5d046870d72395a4c062765
humanhash: beryllium-sad-carbon-blue
File name:bukakke_mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:906'564 bytes
First seen:2026-01-19 16:08:10 UTC
Last seen:2026-01-19 16:29:51 UTC
File type: elf
MIME type:application/x-executable
ssdeep 24576:uC0+ZBQ4Ffk5NMSRvGFk6ZgDd2CJT4KzuY:H2NM/g4CJT4K
TLSH T199156D06BF905FEBC4AFCD31892EC31611DDE58786D1662E71FC4B8CBA993590AD3488
telfhash t1c801d3e4c47c9e0105d2db54e5ab446b4f58b24f0f394a9316b2d9982bb134d3793e3b
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:DDOSAgent elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
58
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai.9774.30417.10960.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/696e57085db9ae4770890345/reports/471ae1e4-ae2e-4cf1-a09a-05b49b4d44f8/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0f225cdf-cfe5-4d4c-8ebc-283a021bb264
Behavior Graph:
Download SVG
%3 guuid=660d3536-1c00-0000-8a5c-b9f718080000 pid=2072 /usr/bin/sudo guuid=b6f20f38-1c00-0000-8a5c-b9f71e080000 pid=2078 /tmp/sample.bin guuid=660d3536-1c00-0000-8a5c-b9f718080000 pid=2072->guuid=b6f20f38-1c00-0000-8a5c-b9f71e080000 pid=2078 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/491639d0-3745-41f9-a280-7e42684d6ae5
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1853501
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: 1853501 Sample: bukakke_mipsel.elf Startdate: 19/01/2026 Architecture: LINUX Score: 48 37 176.65.148.239, 41118, 8081 PALTEL-ASPALTELAutonomousSystemPS Germany 2->37 39 54.217.10.153, 37688, 443 AMAZON-02US United States 2->39 10 bukakke_mipsel.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        process3 process4 16 bukakke_mipsel.elf 10->16         started        process5 18 bukakke_mipsel.elf 16->18         started        process6 20 bukakke_mipsel.elf sh 18->20         started        22 bukakke_mipsel.elf 18->22         started        process7 24 sh crontab 20->24         started        28 sh 20->28         started        file8 35 /var/spool/cron/crontabs/tmp.vRvIB2, ASCII 24->35 dropped 41 Sample tries to persist itself using cron 24->41 43 Executes the "crontab" command typically for achieving persistence 24->43 30 sh crontab 28->30         started        33 sh grep 28->33         started        signatures9 process10 signatures11 45 Executes the "crontab" command typically for achieving persistence 30->45
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/308be4e50f6c0ac6f6a7b643b16a7fbe1bbc70cde1f5e6f7fed5d8547c4d0b85
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/308be4e50f6c0ac6f6a7b643b16a7fbe1bbc70cde1f5e6f7fed5d8547c4d0b85/
Threat name:
Linux.Trojan.DDOSAgent
Create hunting rule
Status:
Malicious
First seen:
2026-01-19 16:09:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
2 of 36 (5.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gcf6jzipnqfmn5vhwzb3c2t7xyn3y4gn4h26n5762xmfi7cnbocq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
credential_access discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260119-tlkpyagv2f/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads process memory
Creates/modifies Cron job
Enumerates running processes
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8334a6b4-86ba-4a85-a971-aa1ef60ea7ab
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/308be4e50f6c0ac6f6a7b643b16a7fbe1bbc70cde1f5e6f7fed5d8547c4d0b85

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 308be4e50f6c0ac6f6a7b643b16a7fbe1bbc70cde1f5e6f7fed5d8547c4d0b85

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3760341/
  
Delivery method
Distributed via web download

Comments