MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e8b91649992692b91ec4a4c27841ba4e769b7d5e104a401f3d730b860de6fb75. 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: e8b91649992692b91ec4a4c27841ba4e769b7d5e104a401f3d730b860de6fb75
SHA3-384 hash: c4efe24d5a285957d2fd5b372b49222dabc83753d169010be0907b2fd8031edbaef467af9b38aeb2b1be654ad120dcb4
SHA1 hash: 7a37e91898454d6cd75da964935b6bcd699fa8b9
MD5 hash: 2debf6be45a6d68713ed116903e75e9f
humanhash: nevada-kilo-snake-oranges
File name:nabsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:54'480 bytes
First seen:2026-01-12 13:07:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:7qY5R2uWnbBJ2jTwRh9SIOCFTRTCAT2bVR:7J/UX2yS7MVDT2
TLSH T1D8337CA2DEAA9E55E60C56B078308F394B53561097872EF756A9C274C003D8DF18D3FE
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
118
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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6964f26607ef5fa68e857906/reports/ffdc7f84-2372-4028-9d75-594bd2ed5950/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-12T11:14:00Z UTC
Last seen:
2026-01-14T00:38:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/e8b91649992692b91ec4a4c27841ba4e769b7d5e104a401f3d730b860de6fb75/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3c966623-bc08-41b2-936a-5a4a6740e45f
Behavior Graph:
Download SVG
%3 guuid=c0053ebb-1700-0000-e1bc-d5ed4b0c0000 pid=3147 /usr/bin/sudo guuid=8924e3bd-1700-0000-e1bc-d5ed540c0000 pid=3156 /tmp/sample.bin guuid=c0053ebb-1700-0000-e1bc-d5ed4b0c0000 pid=3147->guuid=8924e3bd-1700-0000-e1bc-d5ed540c0000 pid=3156 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/65cb1c81-a178-47ea-8dda-9909a1f57d19
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1849109
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1849109 Sample: nabsh4.elf Startdate: 12/01/2026 Architecture: LINUX Score: 60 18 14.48.15.223, 23, 52804 KIXS-AS-KRKoreaTelecomKR Korea Republic of 2->18 20 14.48.19.92, 23, 54906 KIXS-AS-KRKoreaTelecomKR Korea Republic of 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 8 nabsh4.elf 2->8         started        signatures3 process4 process5 10 nabsh4.elf 8->10         started        process6 12 nabsh4.elf 10->12         started        14 nabsh4.elf 10->14         started        16 nabsh4.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/e8b91649992692b91ec4a4c27841ba4e769b7d5e104a401f3d730b860de6fb75
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e8b91649992692b91ec4a4c27841ba4e769b7d5e104a401f3d730b860de6fb75/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-12 13:08:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5c4rmsmze2jlshweutbhqqn2jz3jw7k6cbfeahz5omfymdpg7n2q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260112-qdg3asat6e/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5237eee4-d1a2-436e-b84f-251c4dc4aad6
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/e8b91649992692b91ec4a4c27841ba4e769b7d5e104a401f3d730b860de6fb75

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 e8b91649992692b91ec4a4c27841ba4e769b7d5e104a401f3d730b860de6fb75

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3740306/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739226/

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