MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78. 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: 7


Intelligence 7 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78
SHA3-384 hash: ce7efe1c3b6f9aa892d743ddc842e5075081b821235724b7730d2bc25b8f97ee4b6386e46cdc3c4c605ae54e52a5602b
SHA1 hash: 927157db9db7cc0c29933e7ef38465b8325e7061
MD5 hash: e6eb2d0d572c3158ef84a6a8d9e2acd5
humanhash: jig-beryllium-spring-happy
File name:ciubuc_mips64
Download: download sample
Signature Mirai
Create hunting rule
File size:342'102 bytes
First seen:2026-04-11 09:50:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:wKcvCM5cVCxvC55CEjs54aTUdtDbWiTQjqJdrmy6N40JKmpu2dK5qNdeMta:w7CM5DxiIEjsB8t3W9qJBx0J2qNd3ta
TLSH T1E8746BE393078E5FEC5A577906D74F30B3F299A222628117E279BF2967221C0DE15EC4
telfhash t1513111b1562455156ea0d868d9eca7a3551a8b132340ff32df22c8cc681e09ae539c0f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

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

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

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

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

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

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

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

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

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

YARA.SIGNATURE_BASE_MAL_ARM_LNX_Mirai_Mar13_2022.UNOFFICIAL
Create hunting rule

Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.be
First seen:
2026-04-11T07:15:00Z UTC
Last seen:
2026-04-11T07:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/20373642-e5af-49b6-8bcd-c3cf9caed342
Behavior Graph:
Download SVG
%3 guuid=670978b4-1600-0000-5d33-76d93e0e0000 pid=3646 /usr/bin/sudo guuid=5cc4a0b6-1600-0000-5d33-76d9480e0000 pid=3656 /tmp/sample.bin guuid=670978b4-1600-0000-5d33-76d93e0e0000 pid=3646->guuid=5cc4a0b6-1600-0000-5d33-76d9480e0000 pid=3656 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1a2af609-b0d7-45d3-a1a1-352bb3addce8
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-11 09:50:47 UTC
File Type:
ELF64 Big (Exe)
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jn34zhkqydpetgbrdzihuvtvvmbllpqdopzk552eqk6z6dzr7n4a._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/260411-lvabkabz2n/
Behaviour
System Network Configuration Discovery
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/4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78

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_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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 4b77cc9d50c0de4998311e507a5675ab02b5be0373f2aef74482bd9f0f31fb78

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3816143/
  
Delivery method
Distributed via web download

Comments