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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38bd63774386da85e90fd08507c12663247449d65eeca5cc5d180db6ad0a296a. 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: 38bd63774386da85e90fd08507c12663247449d65eeca5cc5d180db6ad0a296a
SHA3-384 hash: acd77331005e7d017fdef51e7beb9f45484e7e60acc026769f2fb59307997669cc5e9373554a795f12f10fcf6826af37
SHA1 hash: 5002d22b35a5d2fed463ea2a0b02ed47a9b79504
MD5 hash: 5bc2d9443b25301943a59707ac76a5aa
humanhash: asparagus-december-berlin-bravo
File name:putita.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:206'300 bytes
First seen:2026-08-26 02:18:17 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 6144:W9AKwCCHKLN7NntOCEZfAXp8YGN7tpNFnw8ddCJxxEwCAI:e/PCH67Nnh7SnDCJxxb0
TLSH T1DD144C8AAE606AEBC06FCD30063DC71725EDA49B93F5732E657CDD4C389A20549F3894
telfhash t18f4163a04d3bda1adb95cca889fdab7a740f401b5318ce33ee30416e40420f9e25ad5f
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 b81997acd717908963b017db4ad274c5ae1ca7f39497e8c1d6304616c53a9374
File size (compressed) :99'104 bytes
File size (de-compressed) :206'300 bytes
Format:linux/mipsel
Packed file: b81997acd717908963b017db4ad274c5ae1ca7f39497e8c1d6304616c53a9374

Intelligence

File Origin
# of uploads :
1
# of downloads :
53
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai.10742.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-10058997-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sets a written file as executable
Launching a process
Connection attempt
Runs as daemon
Changes the time when the file was created, accessed, or modified
Changes access rights for a written file
Creating a file
Creates or modifies symbolic links
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies files to set up autorun
Deleting of the original file
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
dropper gcc masquerade mirai
Link:
https://www.filescan.io/uploads/6a8e4d21ec2f554d48f257db/reports/006c8f3f-7401-4a09-8592-8d82ca3f2013/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-26T01:27:00Z UTC
Last seen:
2026-08-27T18:44:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/38bd63774386da85e90fd08507c12663247449d65eeca5cc5d180db6ad0a296a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/97aed37a-94a3-41d6-8ca3-fb8be149d134
Behavior Graph:
Download SVG
%3 guuid=5ce58c19-1800-0000-359e-64bd330b0000 pid=2867 /usr/bin/sudo guuid=9a66d91b-1800-0000-359e-64bd380b0000 pid=2872 /tmp/sample.bin guuid=5ce58c19-1800-0000-359e-64bd330b0000 pid=2867->guuid=9a66d91b-1800-0000-359e-64bd380b0000 pid=2872 execve
Gathering data
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/38bd63774386da85e90fd08507c12663247449d65eeca5cc5d180db6ad0a296a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/38bd63774386da85e90fd08507c12663247449d65eeca5cc5d180db6ad0a296a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-26 02:19:23 UTC
File Type:
ELF32 Little (SO)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hc6wg52dq3nil2ip2ccqpqjgmmshisowl3wkltc5dag3nlikffva._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion execution persistence privilege_escalation
Link:
https://tria.ge/reports/260826-cryqbax1bw/
Behaviour
Changes its process name
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Modifies systemd
Deletes itself
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/38bd63774386da85e90fd08507c12663247449d65eeca5cc5d180db6ad0a296a

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:elf_arm_mips_ko_so
Create hunting rule
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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 b81997acd717908963b017db4ad274c5ae1ca7f39497e8c1d6304616c53a9374

Mirai

elf 38bd63774386da85e90fd08507c12663247449d65eeca5cc5d180db6ad0a296a

(this sample)

  
Dropped by
SHA256 b81997acd717908963b017db4ad274c5ae1ca7f39497e8c1d6304616c53a9374
  
URLhaus
https://urlhaus.abuse.ch/url/3892129/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 9400064ee3062b2a9bdae86d20faf74f
  
URLhaus
https://urlhaus.abuse.ch/url/3885284/
  
URLhaus
https://urlhaus.abuse.ch/url/3892128/

Comments