MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5ab9cdf7636b4b616853275a21a8b6e4d9884cffa23720f28da88d37f6b8dcf. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5ab9cdf7636b4b616853275a21a8b6e4d9884cffa23720f28da88d37f6b8dcf
SHA3-384 hash: 1f1f639055ee59ea91e9be44abd077148bdde538b72d90932dcac25fe95967a00d467c4131aec40fef753d6701d0407f
SHA1 hash: 3d75d5b9b65bafe3c9a3859f4289154db511e7ae
MD5 hash: e4ae387ef34e50102be7289635cd7b55
humanhash: carbon-michigan-edward-zulu
File name:nklm68k
Download: download sample
Signature Mirai
Create hunting rule
File size:58'684 bytes
First seen:2026-01-02 01:14:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:IXiZAYUI9Zy0p5yd0gHUyMMM8SvbtMHdTKGZPm:IXMAYU85ydXUAkCHhXY
TLSH T1C5436D86B409DD3CFD5AE67BC41A0E04F5287351A6830F27A7A6FCA39D731689C17D82
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
99
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

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

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/69571c29127d6a14e0cbb1fa/reports/0f5a1da0-732e-4c84-894a-d20d9457313e/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-02T00:41:00Z UTC
Last seen:
2026-01-02T00:56:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b5ab9cdf7636b4b616853275a21a8b6e4d9884cffa23720f28da88d37f6b8dcf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ab9f86b8-0c85-4d0f-8574-60941b9be114
Behavior Graph:
Download SVG
%3 guuid=19a701cb-1a00-0000-04f7-7afa980c0000 pid=3224 /usr/bin/sudo guuid=42aa63cd-1a00-0000-04f7-7afa9b0c0000 pid=3227 /tmp/sample.bin guuid=19a701cb-1a00-0000-04f7-7afa980c0000 pid=3224->guuid=42aa63cd-1a00-0000-04f7-7afa9b0c0000 pid=3227 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/83fe62c3-7ff8-4d06-9d96-09434cf7b378
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1843385
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b5ab9cdf7636b4b616853275a21a8b6e4d9884cffa23720f28da88d37f6b8dcf
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b5ab9cdf7636b4b616853275a21a8b6e4d9884cffa23720f28da88d37f6b8dcf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-02 01:15:23 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwvzzx3wg22lmfufgj22egulnzgzrbgp7irxedzi3keng73lrxhq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260102-bmhmvsbl2s/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/15bb71de-effb-4953-a821-fce7b678fb54
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/b5ab9cdf7636b4b616853275a21a8b6e4d9884cffa23720f28da88d37f6b8dcf

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 b5ab9cdf7636b4b616853275a21a8b6e4d9884cffa23720f28da88d37f6b8dcf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3740304/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739196/

Comments