MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73a1a2303bfafa84d3ec4558aa12e28a87618e1a873f7f76be514a12c12a1098. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73a1a2303bfafa84d3ec4558aa12e28a87618e1a873f7f76be514a12c12a1098
SHA3-384 hash: da2ad06ca4fdd2eb9f3baca62201d7c6f5a956fe9a9cf48388f151488be79c47dabc95e3e124c1270f14e5e256eac6e3
SHA1 hash: 3bdf9f72bff4162385b969cd762a9514a616beae
MD5 hash: 888f277f78c3e70fa1e7822459315cb4
humanhash: zulu-west-seventeen-steak
File name:db0fa4b8db0333367e9bda3ab68b8042.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:64'772 bytes
First seen:2025-10-29 15:32:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:9cWZORFgPvA4hymDcjAyp39e+9jJBviJJ:9cWujJh9jfviP
TLSH T13253490277580E43D5621EB5283F17E093FEE99021F4FA892A0FCB594735E77248AF99
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 cd58c26a61496c5f2091a6e51f6d2764a61073bf619bdd2322be5379b519c71d
File size (compressed) :28'248 bytes
File size (de-compressed) :64'772 bytes
Format:linux/ppc32
Packed file: cd58c26a61496c5f2091a6e51f6d2764a61073bf619bdd2322be5379b519c71d

Intelligence

File Origin
# of uploads :
1
# of downloads :
44
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135906-0
Create hunting rule

Unix.Dropper.Mirai-7135957-0
Create hunting rule

Unix.Dropper.Mirai-7135966-0
Create hunting rule

Unix.Dropper.Mirai-7135979-0
Create hunting rule

Unix.Dropper.Mirai-7139230-0
Create hunting rule

Unix.Trojan.Mirai-9935718-0
Create hunting rule

Unix.Trojan.Mirai-9940367-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/6902520aa3d16310951fc061/reports/ed99c929-ada5-4edc-a54c-b318ab917846/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-29T18:29:00Z UTC
Last seen:
2025-10-29T18:57:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/73a1a2303bfafa84d3ec4558aa12e28a87618e1a873f7f76be514a12c12a1098/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/11a69011-95c1-4883-97cf-556716366dc2
Behavior Graph:
Download SVG
%3 guuid=ba39f1a4-1800-0000-1de3-e6370e050000 pid=1294 /usr/bin/sudo guuid=4adaa0a6-1800-0000-1de3-e63714050000 pid=1300 /tmp/sample.bin guuid=ba39f1a4-1800-0000-1de3-e6370e050000 pid=1294->guuid=4adaa0a6-1800-0000-1de3-e63714050000 pid=1300 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/7c127428-cf38-4320-8261-067f1e700dcd
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1804597
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/73a1a2303bfafa84d3ec4558aa12e28a87618e1a873f7f76be514a12c12a1098
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/73a1a2303bfafa84d3ec4558aa12e28a87618e1a873f7f76be514a12c12a1098/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/73a1a2303bfafa84d3ec4558aa12e28a87618e1a873f7f76be514a12c12a1098
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 17:40:59 UTC
File Type:
ELF32 Big (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ooq2emb37l5iju7mivmkuexcrkdwddq2q47x65v6kffbfqjkccma._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable linux
Link:
https://tria.ge/reports/251029-v87cwsaq8t/
Malware Config
C2 Extraction:
cnc.504.su
scan.504.su
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:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
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

File information

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

Web download

Mirai

elf cd58c26a61496c5f2091a6e51f6d2764a61073bf619bdd2322be5379b519c71d

Mirai

elf 73a1a2303bfafa84d3ec4558aa12e28a87618e1a873f7f76be514a12c12a1098

(this sample)

  
Dropped by
SHA256 cd58c26a61496c5f2091a6e51f6d2764a61073bf619bdd2322be5379b519c71d
  
URLhaus
https://urlhaus.abuse.ch/url/3598084/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3627814/
  
URLhaus
https://urlhaus.abuse.ch/url/3669681/
  
URLhaus
https://urlhaus.abuse.ch/url/3669686/

Comments