MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31591c3356cf8c2f9b9c70eee2a2337b812902fe26290c3611c063c4a575ed0d. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31591c3356cf8c2f9b9c70eee2a2337b812902fe26290c3611c063c4a575ed0d
SHA3-384 hash: edd6bc6d6cecb8a8a5097f617abcc227e013f4cf92b9ec3ee01f6cc504b78939da3e66da0ff09f2b4b942cc875e817de
SHA1 hash: a78a786d5389ea96d65eea9f45de759b7d7def2e
MD5 hash: a2085bde1a693ec6084eb5069b46d078
humanhash: louisiana-monkey-idaho-fish
File name:nwfaiehg4ewijfgriehgirehaughrarg.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:44'060 bytes
First seen:2026-03-02 18:21:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:shqKs5iKrLl85YHIk/K28QXZbbpoOIHQyTPAbiP652v2nKWZ:yqB5iKdHDD8Wl1ZIH/Y72Q
TLSH T11C13F18DC6C0A587CE7E473E00185660DEE670C813DB1F427B585EE5689790FB4DCA1D
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) :44'060 bytes
File size (de-compressed) :118'376 bytes
Format:linux/mipsel
Unpacked file: 13b88842e6c83833bee6d338457facbea25c4a0d2f6bc15057b272a1e7db406c

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/4228cc1b-4702-4e62-b348-cb2d9d38e6fc/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Sends data to a server
Removes directories
DNS request
Deleting a recently created file
Connection attempt
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/69a5d56797feb4afd6651b5b/reports/77c13251-0287-4e90-90a5-77a1c3c60e08/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
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/31591c3356cf8c2f9b9c70eee2a2337b812902fe26290c3611c063c4a575ed0d
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4b60213e-8090-442f-bd9a-ab388b5c06a7
Behavior Graph:
Download SVG
%3 guuid=cfeaa4bf-1900-0000-ded2-3a4b5c090000 pid=2396 /usr/bin/sudo guuid=64d5fec1-1900-0000-ded2-3a4b5e090000 pid=2398 /tmp/sample.bin guuid=cfeaa4bf-1900-0000-ded2-3a4b5c090000 pid=2396->guuid=64d5fec1-1900-0000-ded2-3a4b5e090000 pid=2398 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ae816692-3265-4b22-9fbd-7e439bd48662
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/31591c3356cf8c2f9b9c70eee2a2337b812902fe26290c3611c063c4a575ed0d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/31591c3356cf8c2f9b9c70eee2a2337b812902fe26290c3611c063c4a575ed0d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-02 18:17:23 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gfmrym2wz6gc7g44odxofirtpoassax6eyuqynqrybr4jjlv5ugq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet upx
Link:
https://tria.ge/reports/260302-wz6knsct9b/
Behaviour
Mirai
Mirai family
Malware Config
C2 Extraction:
ns1.aurrati.com
ns2.aurrati.com
ns3.aurrati.com
ns4.aurrati.com
ns5.aurrati.com
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: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: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 31591c3356cf8c2f9b9c70eee2a2337b812902fe26290c3611c063c4a575ed0d

(this sample)

Mirai

elf 13b88842e6c83833bee6d338457facbea25c4a0d2f6bc15057b272a1e7db406c

  
URLhaus
https://urlhaus.abuse.ch/url/3788660/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 13b88842e6c83833bee6d338457facbea25c4a0d2f6bc15057b272a1e7db406c
  
Dropping
MD5 4fc57ebf96c2a3b7c4564aab3e8b6f5f

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