MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 281e62cf9d5cf77e8ccf74d707a9e3dfdd2ea8e7f1b08484d384c91aeecacb1f. 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: 6


Intelligence 6 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 281e62cf9d5cf77e8ccf74d707a9e3dfdd2ea8e7f1b08484d384c91aeecacb1f
SHA3-384 hash: 5e225f888e6030d89975f994ab02e454f547d11090283e0853887afec09ae556060c56ec2adde3b83ec7b4756f9ea8b2
SHA1 hash: bacf9b371271d144db7100972411c430a5f1d7bd
MD5 hash: 9749870531f7ef1ed081eaa7554ab947
humanhash: stairway-king-yellow-lactose
File name:morte.spc
Download: download sample
Signature Mirai
Create hunting rule
File size:87'176 bytes
First seen:2025-10-17 23:34:57 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:FcLfLrx2tEkbpcDu47af8oxutcpmYm5aw0oosftKVU:kDqqRo4SpmYOatnVU
TLSH T1F8836C22B8391E27C4E4A47B22F34326F1F6538A24EC9B1E7D710E8DBF6459036476B5
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
135
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-2.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin masquerade remote
Link:
https://www.filescan.io/uploads/68f2d340c85c5c56972d06f0/reports/37816f6a-6828-4cd5-8f4f-80bee9e27ee2/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-17T20:59:00Z UTC
Last seen:
2025-10-18T10:08:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/281e62cf9d5cf77e8ccf74d707a9e3dfdd2ea8e7f1b08484d384c91aeecacb1f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/269ee55f-52cd-4ebe-b2f4-9f32ab232362
Behavior Graph:
Download SVG
%3 guuid=f9f976bf-1900-0000-2128-d8cce7090000 pid=2535 /usr/bin/sudo guuid=178f0fc3-1900-0000-2128-d8ccef090000 pid=2543 /tmp/sample.bin guuid=f9f976bf-1900-0000-2128-d8cce7090000 pid=2535->guuid=178f0fc3-1900-0000-2128-d8ccef090000 pid=2543 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c41d4a6d-533d-4b48-86c7-f2a021ea4a14
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1797477
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1797477 Sample: morte.spc.elf Startdate: 18/10/2025 Architecture: LINUX Score: 60 26 mirailoversddos.duckdns.org 2->26 28 mirailoversddos.duckdns.org 144.172.109.62, 12121, 34014, 34042 PONYNETUS United States 2->28 30 2 other IPs or domains 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 8 morte.spc.elf 2->8         started        10 dash rm 2->10         started        12 dash head 2->12         started        14 9 other processes 2->14 signatures3 36 Uses dynamic DNS services 26->36 process4 process5 16 morte.spc.elf 8->16         started        18 morte.spc.elf 8->18         started        20 morte.spc.elf 8->20         started        process6 22 morte.spc.elf 16->22         started        24 morte.spc.elf 16->24         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/281e62cf9d5cf77e8ccf74d707a9e3dfdd2ea8e7f1b08484d384c91aeecacb1f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-17 23:38:25 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fapgft45lt3x5dgpotlqpkpd37os5khh6gyijbgtqterv3wkzmpq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251017-3mae2afw5f/
Malware Config
C2 Extraction:
mirailoversddos.duckdns.org
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/2fc9319a-bf51-4e2c-8312-fe8ec8fb9f7c
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/281e62cf9d5cf77e8ccf74d707a9e3dfdd2ea8e7f1b08484d384c91aeecacb1f

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 281e62cf9d5cf77e8ccf74d707a9e3dfdd2ea8e7f1b08484d384c91aeecacb1f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3680213/
  
Delivery method
Distributed via web download

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