MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51482f5b91c23ee55ebd31afa3f1eaff41ea6727204802cfa28b39d6c6a41103. 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: 8


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 51482f5b91c23ee55ebd31afa3f1eaff41ea6727204802cfa28b39d6c6a41103
SHA3-384 hash: 9167a497a1e3de693e5328d05b32315244035405504a76fbd22665b72eaef85112a5df5f9abdedab0007494bcdcd39ef
SHA1 hash: 82bdc55d606aaf8d8bc434771ff9014b52534cd6
MD5 hash: a2c51177f53a7c0314751586e9f45d31
humanhash: uncle-edward-foxtrot-queen
File name:mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:823'156 bytes
First seen:2026-04-25 14:55:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:3C8rHzh4r2BIpkYNGHoR0F06S+WT7o0/:3C8rHzh4rDpkYNOo7
TLSH T11B051946AF903FFFD42FCD3702999B1A258DA94622D57F3A3578D804BA5B10B49C386C
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:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 343f24b9c3fbd725f8ebb9bfbc1fb507e9c8cad3be3a8e2b4379ceb34c90cb97
File size (compressed) :306'864 bytes
File size (de-compressed) :823'156 bytes
Format:linux/mipsel
Packed file: 343f24b9c3fbd725f8ebb9bfbc1fb507e9c8cad3be3a8e2b4379ceb34c90cb97

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Malware.Mirai-9942689-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Creating a file
Connection attempt
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 bash lolbin mirai
Link:
https://www.filescan.io/uploads/69ecd61e8a82359247b25d9f/reports/98f8b5be-14d7-43a5-86fe-b2c8d3adf1ed/overview
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/51482f5b91c23ee55ebd31afa3f1eaff41ea6727204802cfa28b39d6c6a41103
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:
2026-04-25T15:11:00Z UTC
Last seen:
2026-04-26T00:56:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/51482f5b91c23ee55ebd31afa3f1eaff41ea6727204802cfa28b39d6c6a41103/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ef4aefff-968b-4bc8-95fa-2a3e8c7ab6dc
Behavior Graph:
Download SVG
%3 guuid=1d62689c-1700-0000-fbff-edb5ce090000 pid=2510 /usr/bin/sudo guuid=5c76819f-1700-0000-fbff-edb5d6090000 pid=2518 /tmp/sample.bin guuid=1d62689c-1700-0000-fbff-edb5ce090000 pid=2510->guuid=5c76819f-1700-0000-fbff-edb5d6090000 pid=2518 execve
Gathering data
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
3 / 100
Link:
https://www.joesandbox.com/analysis/1904645
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/51482f5b91c23ee55ebd31afa3f1eaff41ea6727204802cfa28b39d6c6a41103
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/51482f5b91c23ee55ebd31afa3f1eaff41ea6727204802cfa28b39d6c6a41103/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-25 15:01:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kfec6w4ryi7okxv5ggx2h4pk75a6uzzhebeaft5crm45nrvecebq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260425-sbb5dadx2k/
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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:jackskid_ddos_botnet
Create hunting rule
Author:Nokia Deepfield ERT
Description:Jackskid/RCtea DDoS botnet - all variants
Reference:https://blog.xlab.qianxin.com/analysis-of-rctea-botnet/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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 343f24b9c3fbd725f8ebb9bfbc1fb507e9c8cad3be3a8e2b4379ceb34c90cb97

Mirai

elf 51482f5b91c23ee55ebd31afa3f1eaff41ea6727204802cfa28b39d6c6a41103

(this sample)

  
Dropped by
SHA256 343f24b9c3fbd725f8ebb9bfbc1fb507e9c8cad3be3a8e2b4379ceb34c90cb97
  
URLhaus
https://urlhaus.abuse.ch/url/3831428/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 5b193cda1fd34e6bdfffa4913999ce97

Comments