MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d
SHA3-384 hash: d1a8edb9fb5c7cd4639da6df76d837030cdb9673818b44d5181c9a1139ddbbb1901651ab105a0e43e46b9097e4b41c57
SHA1 hash: 50efbc2e878273afc20f73b8ab24f165dcc16ede
MD5 hash: 5fa7c879140c7e5d47706b49d97e28ae
humanhash: colorado-one-maine-nitrogen
File name:nklmips
Download: download sample
Signature Mirai
Create hunting rule
File size:114'788 bytes
First seen:2026-01-24 17:19:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:HZbQ/VLNAP/PF/Pn3PI09gKDTRjzmnNniiCsG/CzaHqhydXdtEBA5bR:5bQ1NMbpkNniii/Czwq4aBA51
TLSH T171B3A74AAE529F7CF36C82354FB38F36A755239233E0C586E26CD9405D6028E586FF94
telfhash t19a11b558843803f0d3900ded6bddffb6d55060ef46265e338e00f9aeda29a469e00c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6974ff635db9ae477090a61a/reports/152e9dc3-94fd-4635-800c-c968d60e4eff/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
26
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
File Type:
elf.32.be
First seen:
2026-01-24T15:59:00Z UTC
Last seen:
2026-01-24T18:14:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/053e4f43-7c31-465a-8577-75676b6df863
Behavior Graph:
Download SVG
%3 guuid=09d06e39-1d00-0000-c544-09747c050000 pid=1404 /usr/bin/sudo guuid=23d2493b-1d00-0000-c544-097481050000 pid=1409 /tmp/sample.bin guuid=09d06e39-1d00-0000-c544-09747c050000 pid=1404->guuid=23d2493b-1d00-0000-c544-097481050000 pid=1409 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e45be231-a3f7-44d5-b5f9-0be74f6b4527
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1856906
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops invisible ELF files
Multi AV Scanner detection for submitted file
Sample deletes itself
Sends malformed DNS queries
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-24 17:20:44 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wkakgncqarulg3fswrxgxwmbsokwrekldofnz22bkusstszgavwq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/260124-xc5kjae15e/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to shm directory
Enumerates running processes
Deletes itself
Executes dropped EXE
Contacts a large (39902) amount of remote hosts
Creates a large amount of network flows
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/b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d

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: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 b280a334500468b36cb2b46e6bd981939568914b1b8adceb41552529cb26056d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739224/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739405/

Comments