MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a
SHA3-384 hash: 7cb7e2d12f0e74c7b1f55b83b004f146caea659803ebff80422ea760c19044bc036a57d4b2555b01b644752176c0ec2e
SHA1 hash: 53985592f358a19d38dfa913969a356982cefcf0
MD5 hash: 1d0a56a7c42e5d7d8d274a8638315f57
humanhash: wolfram-crazy-foxtrot-cardinal
File name:morte.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:66'500 bytes
First seen:2025-10-06 12:05:33 UTC
Last seen:2025-10-06 13:37:12 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:32Tpkq3yYTK5BwKChdZQIBrC3X0FlYlWDmsL3k9l+mBuzMgB:3MkqS5ClQ6C3X0slRsLU9l+mBM1B
TLSH T12C5302E34B7091B7A2B51E327014D647381E26F9A7F970DBC2AC4470AE12527DEB278D
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) :66'500 bytes
File size (de-compressed) :173'609 bytes
Format:linux/arm
Unpacked file: b4f79b3d79c814b8668b1acc15bad97c610ab381bc80dd044e0a9ead57bf4d1b

Intelligence

File Origin
# of uploads :
4
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sets a written file as executable
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Launching a process
Writes files to system directory
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68e3b0ea5a3bccf09eb9a2a9/reports/2e0a86f3-a26f-4ef0-8bd2-ac4818bcba38/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
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/5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a
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:
2025-10-06T08:19:00Z UTC
Last seen:
2025-10-06T10:23:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6d2eb190-a1e6-481c-88fb-e2453e4f5a8a
Behavior Graph:
Download SVG
%3 guuid=224f3d40-1b00-0000-c690-e443c70b0000 pid=3015 /usr/bin/sudo guuid=ec7b8243-1b00-0000-c690-e443d00b0000 pid=3024 /tmp/sample.bin guuid=224f3d40-1b00-0000-c690-e443c70b0000 pid=3015->guuid=ec7b8243-1b00-0000-c690-e443d00b0000 pid=3024 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c498d9da-7437-4ab4-964f-7c3560aba2d7
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1789742
Signature
Drops files in suspicious directories
Drops invisible ELF files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1789742 Sample: morte.arm7.elf Startdate: 06/10/2025 Architecture: LINUX Score: 92 38 accessdennied.uk 176.65.132.198, 12121 DIOGELO-ASGB Germany 2->38 40 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->40 42 2 other IPs or domains 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected Mirai 2->46 48 Yara detected Xmrig cryptocurrency miner 2->48 50 Sample is packed with UPX 2->50 10 morte.arm7.elf 2->10         started        13 dash rm 2->13         started        15 dash cat 2->15         started        17 8 other processes 2->17 signatures3 process4 signatures5 58 Found strings related to Crypto-Mining 10->58 19 morte.arm7.elf 10->19         started        process6 process7 21 morte.arm7.elf 19->21         started        file8 34 /etc/init.d/sysd, POSIX 21->34 dropped 52 Sample tries to set files in /etc globally writable 21->52 54 Drops files in suspicious directories 21->54 56 Sample tries to persist itself using System V runlevels 21->56 25 morte.arm7.elf sh 21->25         started        27 morte.arm7.elf 21->27         started        signatures9 process10 signatures11 30 sh cp 25->30         started        60 Sample deletes itself 27->60 process12 file13 36 /usr/bin/.sh, ELF 30->36 dropped 62 Drops invisible ELF files 30->62 64 Drops files in suspicious directories 30->64 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-06 10:55:40 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lfy3h56ocx7lat7s6xf23amjbnqgcvs6u6n2zvy5jrck57w72bva._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery execution persistence upx
Link:
https://tria.ge/reports/251006-n946latqv3/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Write file to user bin folder
Deletes itself
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/719c7b6e-7cac-4479-952d-d7ae11d0637e
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/5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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 5971b3f7ce15feb04ff2f5cbad81890b6061565ea79bacd71d4c44aefedfd06a

(this sample)

Mirai

elf b4f79b3d79c814b8668b1acc15bad97c610ab381bc80dd044e0a9ead57bf4d1b

  
URLhaus
https://urlhaus.abuse.ch/url/3660219/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 b4f79b3d79c814b8668b1acc15bad97c610ab381bc80dd044e0a9ead57bf4d1b
  
Dropping
MD5 194cd37488677cd3bc2de356761f8c71

Comments