MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f
SHA3-384 hash: c1664074ea2d589281e21f185fbdffd3f5bc443318ff18d73c462e62e181ede63b81bf3a3a3992ec5d99a2546e375fa2
SHA1 hash: 1c139ead1605ed3159485c1a00d5a3d82d30593f
MD5 hash: 9b0bf562f376f3ce83455df4cba8d387
humanhash: spaghetti-oklahoma-speaker-fish
File name:morte.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:51'108 bytes
First seen:2025-11-13 18:52:59 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:lZybJmdjvTFTr8xKCV9nu+rr5iwuMqFGpN/xNB/WOoA/w1t9pdsBNZnbKmzaK:lamBTS1piwuMquDpWSwT9pdpK
TLSH T1BA332881FCD2996EC6C4237AA77E618E3311B7A4D1CF3217CD186F2176C661F4DAAA01
telfhash t10fe06140fe764b1884e75a34ecdd47b495116217a1664710cf54daf0883f15ca71cd5e
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 cbd9740ae210b8158e0d6d2b4493230aeab9b2d10f689efd35a25b41534ec7a2
File size (compressed) :23'508 bytes
File size (de-compressed) :51'108 bytes
Format:linux/arm
Packed file: cbd9740ae210b8158e0d6d2b4493230aeab9b2d10f689efd35a25b41534ec7a2

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.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

Result
Verdict:
Malware
Maliciousness:
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-13T16:47:00Z UTC
Last seen:
2025-11-13T17:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/65e44266-a74d-464e-a6c9-f39b989aef26
Behavior Graph:
Download SVG
%3 guuid=0df2c0dd-1a00-0000-d7dc-903d650c0000 pid=3173 /usr/bin/sudo guuid=6fca20e1-1a00-0000-d7dc-903d660c0000 pid=3174 /tmp/sample.bin guuid=0df2c0dd-1a00-0000-d7dc-903d650c0000 pid=3173->guuid=6fca20e1-1a00-0000-d7dc-903d660c0000 pid=3174 execve
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1813660
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1813660 Sample: morte.arm5.elf Startdate: 13/11/2025 Architecture: LINUX Score: 56 14 169.254.169.254, 80 USDOSUS Reserved 2->14 16 109.202.202.202, 80 INIT7CH Switzerland 2->16 18 3 other IPs or domains 2->18 20 Antivirus / Scanner detection for submitted sample 2->20 22 Multi AV Scanner detection for submitted file 2->22 6 dash rm 2->6         started        8 dash rm 2->8         started        10 python3.8 dpkg 2->10         started        12 morte.arm5.elf 2->12         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-13 18:53:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6uletemijvlxs6ezta7a5hwixtxs3wqsakf2r6weterbu2saoz7q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251113-xjyqkawjhp/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/fa862483-394c-4a12-9514-d6d52861ea4d
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/f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f

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:Mirai_Unpack
Create hunting rule
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 cbd9740ae210b8158e0d6d2b4493230aeab9b2d10f689efd35a25b41534ec7a2

Mirai

elf f5164991884d57797899983e0e9ec8bcef2dda12028ba8fac499221a6a40767f

(this sample)

  
Dropped by
SHA256 cbd9740ae210b8158e0d6d2b4493230aeab9b2d10f689efd35a25b41534ec7a2
  
URLhaus
https://urlhaus.abuse.ch/url/3704659/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 31ad0a175c70bf27b00041c233bdc671

Comments