MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe
SHA3-384 hash: 75acebd50360399e870b550f883c3c8d15518d97d9b9ddcef0b1c47e56bb11cb031b0b71b05bf29d3fbeb581010e36e9
SHA1 hash: 1e1ca06973667c6ceee26fec4372d0cb8473497e
MD5 hash: 9cff7189a7b2da399eda9526b02644b8
humanhash: bulldog-kilo-bravo-minnesota
File name:pmpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:91'516 bytes
First seen:2026-06-20 02:31:18 UTC
Last seen:2026-06-20 20:01:50 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:fSNifRjqU4o+08sz4aO7wkReJfinMBlNTiPxUoQexRYcwnfdGSg9mSH:iifR2UR+3szl+tuKnM1+YpflSH
TLSH T1A393024CD2EE5237EDFA3CFA44B749AE778440A279E99EA55314CDC0F38E10A3997054
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 gafgyt mirai UPX
File size (compressed) :91'516 bytes
File size (de-compressed) :285'960 bytes
Format:linux/mipsel
Unpacked file: 16657df011d67275b43c048a4a48e35dc0d4a6d1e2a57898e080908793192fcf

Intelligence

File Origin
# of uploads :
2
# of downloads :
58
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/e876dfd7-704a-4a87-9542-e2eabf1d086a/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Sends data to a server
Kills processes
Opens a port
Connection attempt
Runs as daemon
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a35fb7c90632a45f72e2342/reports/aa45ee84-fc0e-4348-a334-1499019691bb/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-06-19T23:38:00Z UTC
Last seen:
2026-06-22T00:21:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Linux.Mirai.gen HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/cb336321-568c-4c05-ab3e-26c7082b3088
Behavior Graph:
Download SVG
%3 guuid=4e4a75c3-1e00-0000-f441-615635140000 pid=5173 /usr/bin/sudo guuid=b4629ac6-1e00-0000-f441-615636140000 pid=5174 /tmp/sample.bin guuid=4e4a75c3-1e00-0000-f441-615635140000 pid=5173->guuid=b4629ac6-1e00-0000-f441-615636140000 pid=5174 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cb5a5f2a-b75e-4862-8226-9f7f74be7acd
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-06-20 02:32:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wbnvnp4ryybez4omfbu6bh6runnp6jew6d3tmpeewehblulr7p7a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/260620-czw7fsd15t/
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/b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe

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 b05b56bf91c6024cf1cc2869e09fd1a35aff2496f0f7363c84b10e15d171fbfe

(this sample)

Mirai

elf 16657df011d67275b43c048a4a48e35dc0d4a6d1e2a57898e080908793192fcf

  
Dropping
SHA256 16657df011d67275b43c048a4a48e35dc0d4a6d1e2a57898e080908793192fcf
  
Dropping
MD5 afab12f54449d7025dab11526da7cc59
  
URLhaus
https://urlhaus.abuse.ch/url/3865875/
  
Delivery method
Distributed via web download

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