MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5ef9fcf9d8d2412fa54867f7c29cfc4cb967e9cdddb87beb4344e549bd185ff4. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5ef9fcf9d8d2412fa54867f7c29cfc4cb967e9cdddb87beb4344e549bd185ff4
SHA3-384 hash: 3e39a9f664bcd02320fda3a8fd78a178fbba186c07bb9465355009a434ee92f03bbd2a4ebcf10e177002d45d14987026
SHA1 hash: 1cd73a06de6da4ac8564bd84069a7595ff4d8f8b
MD5 hash: adc0d93067a4a2c0862679702395fbe4
humanhash: single-moon-avocado-orange
File name:pmpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:37'168 bytes
First seen:2026-06-01 00:37:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:Jcic7wjLh9rKj3/orkKPx3Yq22f3jA1PAw0mnH7Y0nEzmHfabPdWT:uqSj3grkux3YB+c10mZDfN
TLSH T14CF2E0FD85CCF84BCA8E5ABBA12F17600A05B168331F5E9C63528C98B5765C5BCCE0B4
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
File size (compressed) :37'168 bytes
File size (de-compressed) :93'464 bytes
Format:linux/mipsel
Unpacked file: 15f92cf177805802b9a26511e5311c9022e53fdfd5069469ec65c2aaf4adcfdc

Intelligence

File Origin
# of uploads :
1
# of downloads :
56
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/d83ff9a6-aa86-4342-ad81-898af21cadf7/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Sends data to a server
Receives data from a server
Opens a port
Runs as daemon
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a1cd470099ef368af11af31/reports/8e7049a4-c6ee-4e1a-ba4a-8b385cc7f1a6/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-05-31T22:50:00Z UTC
Last seen:
2026-06-01T13:12:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/5ef9fcf9d8d2412fa54867f7c29cfc4cb967e9cdddb87beb4344e549bd185ff4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/92b7b4a1-98e2-4eea-ad56-34b891b01121
Behavior Graph:
Download SVG
%3 guuid=653fbd12-1a00-0000-bcf7-cd54ce070000 pid=1998 /usr/bin/sudo guuid=1ad4b215-1a00-0000-bcf7-cd54d4070000 pid=2004 /tmp/sample.bin guuid=653fbd12-1a00-0000-bcf7-cd54ce070000 pid=1998->guuid=1ad4b215-1a00-0000-bcf7-cd54d4070000 pid=2004 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/903b3b35-6206-4130-95f7-8e4654c0250e
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5ef9fcf9d8d2412fa54867f7c29cfc4cb967e9cdddb87beb4344e549bd185ff4
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5ef9fcf9d8d2412fa54867f7c29cfc4cb967e9cdddb87beb4344e549bd185ff4/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-06-01 00:38:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l347z6oy2jas7jkim734fhh4js4wp2on3w4hx22ditsutpiyl72a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/260601-ay6ndsav4s/
Behaviour
Reads runtime system information
Changes its process name
Deletes itself
Modifies Watchdog functionality
Family: Mirai
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/5ef9fcf9d8d2412fa54867f7c29cfc4cb967e9cdddb87beb4344e549bd185ff4

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 5ef9fcf9d8d2412fa54867f7c29cfc4cb967e9cdddb87beb4344e549bd185ff4

(this sample)

Mirai

elf 15f92cf177805802b9a26511e5311c9022e53fdfd5069469ec65c2aaf4adcfdc

  
URLhaus
https://urlhaus.abuse.ch/url/3856653/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 15f92cf177805802b9a26511e5311c9022e53fdfd5069469ec65c2aaf4adcfdc
  
Dropping
MD5 195cffecaecbcef4fa4fb4662020ce98

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