MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be
SHA3-384 hash: c5cd74a57883f8f1d09298eeb0ae24dfe0e686b45909ee685bc778b189610b4ed1d3ed8fb6f804e5cc8cc61407147f35
SHA1 hash: fd9a198d07693dd02610b6510eddfe2ee944e519
MD5 hash: ff4566bd44c8495287ac3949eb9d7b71
humanhash: aspen-cold-bakerloo-helium
File name:nabmips
Download: download sample
Signature Mirai
Create hunting rule
File size:58'060 bytes
First seen:2026-01-03 12:23:44 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:p3WkIGLCIDfnKZvQcff/yt+Haj180g/bTUzTuBzTT8rzVCs88au+7RN:8xQc3/yt+6BDzzVrnau+n
TLSH T16143960A3E229FAEF66C873547778F21979423D226E0D684D66CF9015E7030DA45FFA8
telfhash t1af016d08853c53f0a7011d996bedff37d59100cf5910af338e10fdab6a60a429e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
55
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-10008934-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Opens a port
Sends data to a server
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/69590a72127d6a14e0ce282b/reports/2980555c-8be6-408d-8e7d-1273d6573264/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-03T09:30:00Z UTC
Last seen:
2026-01-03T10:45:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen HEUR:Backdoor.Linux.Gafgyt.go
Link:
https://opentip.kaspersky.com/ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/945b0d7e-3fba-42bb-93e4-8659cb9a4473
Behavior Graph:
Download SVG
%3 guuid=69a994de-1600-0000-dd77-f22bf40e0000 pid=3828 /usr/bin/sudo guuid=ea370fe0-1600-0000-dd77-f22bfe0e0000 pid=3838 /tmp/sample.bin guuid=69a994de-1600-0000-dd77-f22bf40e0000 pid=3828->guuid=ea370fe0-1600-0000-dd77-f22bfe0e0000 pid=3838 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4b794f00-c899-43f9-9692-e2e7a04d209a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1844087
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1844087 Sample: nabmips.elf Startdate: 03/01/2026 Architecture: LINUX Score: 64 18 103.236.109.9, 23 WOWUS India 2->18 20 103.236.102.25, 23 TISP-ASTISPLIMITEDHK Hong Kong 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Connects to many IPs within the same subnet mask (likely port scanning) 2->28 30 Uses known network protocols on non-standard ports 2->30 8 nabmips.elf 2->8         started        signatures3 process4 process5 10 nabmips.elf 8->10         started        process6 12 nabmips.elf 10->12         started        14 nabmips.elf 10->14         started        16 nabmips.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-03 12:24:18 UTC
File Type:
ELF32 Big (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=55hixaujy32r5gbew6yizqaa3yk2xwbwc55tchgahh4hcw5om67a._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/260103-pkyg7a1jax/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Renames itself
Contacts a large (3013) amount of remote hosts
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/fcfd850e-ceeb-415d-81b8-2fa1093affde
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/ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be

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 ef4e8b8289c6f51e9824b7b08cc000de15abd836177b311cc039f8715bae67be

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739189/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739420/

Comments