MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e. 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: 13


Intelligence 13 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e
SHA3-384 hash: 3cc005a4fe67597040a78a610e517e53c354cd9708d61f2b31d8a99c405de06c996e0cb098123144fcba8cf9933412d9
SHA1 hash: d42589f99979a3b947e80175fde08884ad1a25d8
MD5 hash: f1da51fb3fdffebb3540046f554282c2
humanhash: seven-high-mexico-angel
File name:morte.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:91'412 bytes
First seen:2025-11-09 01:41:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:dBtwKTkzURkGJzC3ZCu97lPpucEgYmCWUsgsDsrsNxn:LtxkAkGJe7VYcVYhPs7Xn
TLSH T101937DC9BAC3D4F5EC1606392177AF335AB3D57E2026DAC7C3AC983AAC12501D41766E
telfhash t13831e9fa0a7a18e8a7d09c01f20e5e611d4eb77b102077d306b35924126fe82457fd3c
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 a42a40607203b8bac19fdae2a7bbec650190b145a7fd6a205ddb90d4f81f91aa
File size (compressed) :42'484 bytes
File size (de-compressed) :91'412 bytes
Format:linux/i386
Packed file: a42a40607203b8bac19fdae2a7bbec650190b145a7fd6a205ddb90d4f81f91aa

Intelligence

File Origin
# of uploads :
1
# of downloads :
39
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.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.Dropper.Mirai-7355719-0
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

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Connection attempt
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/690ff176f6e846549f39511e/reports/f29b1d41-6ad4-4cf0-a3b4-aa1b3fa70494/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
50
Number of processes launched:
8
Processes remaning?
false
Remote TCP ports scanned:
80,8080,37215
Full report:
https://elfdigest.com/brief/748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-08T23:32:00Z UTC
Last seen:
2025-11-09T00:31:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Exploit.Linux.Zyxel.c HEUR:Exploit.Linux.CVE-2018-10561.a HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.r
Link:
https://opentip.kaspersky.com/748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e/results?tab=lookup
Gathering data
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1810789
Signature
Antivirus / Scanner detection for submitted sample
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1810789 Sample: morte.x86.elf Startdate: 09/11/2025 Architecture: LINUX Score: 100 32 teamc2.duckdns.org 2->32 34 156.141.177.50 VODACOM-ZA United States 2->34 36 99 other IPs or domains 2->36 38 Suricata IDS alerts for network traffic 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 46 3 other signatures 2->46 8 morte.x86.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 44 Uses dynamic DNS services 32->44 process4 process5 16 morte.x86.elf 8->16         started        18 morte.x86.elf 8->18         started        20 morte.x86.elf 8->20         started        22 4 other processes 8->22 process6 24 morte.x86.elf 16->24         started        26 morte.x86.elf 16->26         started        28 morte.x86.elf 16->28         started        30 3 other processes 16->30
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-09 01:42:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oscqbu3jyageklxldk4r4mho7mso65fygxnfqodwgl6ksfcsjqpa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251109-b4r8madt3e/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (525828) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_aa39fb02 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/a57515b4-7508-4ab0-8584-1aec41f2e661
Please note that we are no longer able to provide a coverage score for Virus Total.

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_aa39fb02
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
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 a42a40607203b8bac19fdae2a7bbec650190b145a7fd6a205ddb90d4f81f91aa

Mirai

elf 748500d369c00c452eeb1ab91e30eefb24ef74b835da58387632fca914524c1e

(this sample)

  
Dropped by
SHA256 a42a40607203b8bac19fdae2a7bbec650190b145a7fd6a205ddb90d4f81f91aa
  
URLhaus
https://urlhaus.abuse.ch/url/3697423/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 b4fca6f84e1854d20f36c49000e2c12e
  
URLhaus
https://urlhaus.abuse.ch/url/3697772/

Comments