MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab
SHA3-384 hash: 0c24bc1ee77116c77eaa4bf0c082dc764d51a449ceae56154954f4ea8f93393736ea3878b3982a1fb40f91768fbc9890
SHA1 hash: 2ad3d53085fa2352adc29ee152ec9ac61ea71a96
MD5 hash: 02a0ac7230d883c75f61b9d3a47561d6
humanhash: sodium-emma-neptune-six
File name:aarch64
Download: download sample
Signature Mirai
Create hunting rule
File size:210'936 bytes
First seen:2025-08-31 14:02:09 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:odjTNpgBp7zwUa3O7vbG8e4ItKJke7oBiFxd9/lMBtMboqx3y:ObgBpXwUa3O7jGdnkJR7ocH/lMMboq
TLSH T168246CA9BA0F6C01F2C3D3F8DE8C87E13A1735E3C7768971791212ECDAA39D95990512
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-10056448-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Creating a file
Runs as daemon
Sets a written file as executable
Kills processes
Sends data to a server
Connection attempt
Substitutes an application name
Kills critical processes
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
rust threat
Link:
https://www.filescan.io/uploads/68b455f839a6221faa77603d/reports/d03a0146-94ef-4e86-b06b-6346cb0c1481/overview
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/31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
File Type:
elf.64.le
First seen:
2025-09-02T04:45:00Z UTC
Last seen:
2025-09-02T04:45:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/22875d44-e2df-443d-bdba-7a564669ca50
Behavior Graph:
Download SVG
%3 guuid=43e40785-1600-0000-08a0-10325c0c0000 pid=3164 /usr/bin/sudo guuid=6bbc2e87-1600-0000-08a0-10325d0c0000 pid=3165 /tmp/sample.bin guuid=43e40785-1600-0000-08a0-10325c0c0000 pid=3164->guuid=6bbc2e87-1600-0000-08a0-10325d0c0000 pid=3165 execve guuid=f0662d8a-1600-0000-08a0-10325f0c0000 pid=3167 /usr/bin/dash guuid=6bbc2e87-1600-0000-08a0-10325d0c0000 pid=3165->guuid=f0662d8a-1600-0000-08a0-10325f0c0000 pid=3167 clone
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/b56cdfad-fd37-4faa-9870-01f0700d67e3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1768495
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Sample deletes itself
Sample tries to set files in /etc globally writable
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1768495 Sample: aarch64.elf Startdate: 31/08/2025 Architecture: LINUX Score: 76 25 169.254.169.254, 80 USDOSUS Reserved 2->25 27 109.202.202.202, 80 INIT7CH Switzerland 2->27 29 3 other IPs or domains 2->29 37 Antivirus detection for dropped file 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 Yara detected Mirai 2->41 9 aarch64.elf 2->9         started        11 python3.8 dpkg 2->11         started        signatures3 process4 process5 13 aarch64.elf 9->13         started        process6 15 aarch64.elf 13->15         started        file7 21 /var/main, ELF 15->21 dropped 23 /etc/init.d/xs.main, POSIX 15->23 dropped 31 Sample tries to set files in /etc globally writable 15->31 33 Drops files in suspicious directories 15->33 35 Sample deletes itself 15->35 19 aarch64.elf 15->19         started        signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab/
Threat name:
Linux.Exploit.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-31 14:03:26 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gg5fhu3scsgs2ngle3mvviltw2kuj2v7x5p2kwmfa7sndk3kcwvq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250831-rca32atxav/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a6747dc9-11df-48c7-b874-28f6673b75ff
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/31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab

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: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 31ba53d372148d2d34cb26d95aa173b69544eabfbf5fa5598507e4d1ab6a15ab

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3608901/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3608880/
  
URLhaus
https://urlhaus.abuse.ch/url/3608921/
  
URLhaus
https://urlhaus.abuse.ch/url/3608882/
  
URLhaus
https://urlhaus.abuse.ch/url/3608898/

Comments