MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438
SHA3-384 hash: 7a76a7cdd40fe90caea4ebc09995eeeeecc7bd6f74ffd17c7c5eb148f23264eb0cd533e189ab5139fa33d7b49bae96c2
SHA1 hash: 3803532306b4d252977a805eca1275b15f505107
MD5 hash: 5bc18078ddb32515299f95bf7b6ac964
humanhash: edward-triple-fix-alanine
File name:morte.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:44'836 bytes
First seen:2025-11-08 06:14:15 UTC
Last seen:2025-11-09 04:19:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:q+rgw1DVHxLIWNclmLQkPtVmKKoq4c2SWpvAF0Yd0X6AovCbtqBQN0l99q3UELU:q+rpVHVnGlmLftVmKKorSWpvAF0YGXul
TLSH T17413F11EF98FEAE3AD60313ADC981917FE15A7E4C07D64475A142A79B7D218332F8043
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
File size (compressed) :44'836 bytes
File size (de-compressed) :103'168 bytes
Format:linux/arm
Unpacked file: ebfc070a6f27ce801736f4cb09a8b06c9a6b33a4dd7547de37e83cf674add323

Intelligence

File Origin
# of uploads :
2
# of downloads :
39
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
Connection attempt
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
android condi gafgyt masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/690edfbd8938e2fe2215ae6f/reports/022bd624-07d5-4718-ac44-7f79c6208947/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
49
Number of processes launched:
7
Processes remaning?
false
Remote TCP ports scanned:
37215
Full report:
https://elfdigest.com/brief/b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438
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:
2025-11-08T01:01:00Z UTC
Last seen:
2025-11-10T00:26:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d5845100-b17a-4834-90d2-1bf94fef0592
Behavior Graph:
Download SVG
%3 guuid=a8f5b0fe-1900-0000-63c8-8a95910a0000 pid=2705 /usr/bin/sudo guuid=57125800-1a00-0000-63c8-8a95970a0000 pid=2711 /tmp/sample.bin guuid=a8f5b0fe-1900-0000-63c8-8a95910a0000 pid=2705->guuid=57125800-1a00-0000-63c8-8a95970a0000 pid=2711 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bbd5077a-6bfd-4b49-a3f3-64863fca2d6b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1810362
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sends malformed DNS queries
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1810362 Sample: morte.arm6.elf Startdate: 08/11/2025 Architecture: LINUX Score: 80 26 teamc2.duckdns.org. [malformed] 2->26 28 197.190.151.138 zain-asGH Ghana 2->28 30 100 other IPs or domains 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 36 Connects to many ports of the same IP (likely port scanning) 2->36 38 Sample is packed with UPX 2->38 8 morte.arm6.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 40 Sends malformed DNS queries 26->40 42 Uses dynamic DNS services 26->42 process4 process5 12 morte.arm6.elf 8->12         started        14 morte.arm6.elf 8->14         started        16 morte.arm6.elf 8->16         started        18 morte.arm6.elf 8->18         started        process6 20 morte.arm6.elf 12->20         started        22 morte.arm6.elf 12->22         started        24 morte.arm6.elf 12->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-08 06:00:08 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=w4ncdhg6zfjw5ihxknh5axlhiclnpetldcsakspg2kd5zbthwq4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251108-gzg5radn6s/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (71847) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/65420efa-74be-445a-86f6-5f7112112cae
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/b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf b71a219cdec9536ea0f7534fd05d674096d7926b18a40549e6d287dc8667b438

(this sample)

Mirai

elf ebfc070a6f27ce801736f4cb09a8b06c9a6b33a4dd7547de37e83cf674add323

  
URLhaus
https://urlhaus.abuse.ch/url/3697765/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 ebfc070a6f27ce801736f4cb09a8b06c9a6b33a4dd7547de37e83cf674add323
  
Dropping
MD5 a7f47fcd2389b115f3952e42c72fc18b

Comments