MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 855db368a73fc4e44b2876f6ecb33d1c5135a93f50ec717d99ea495c6e692c58. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 855db368a73fc4e44b2876f6ecb33d1c5135a93f50ec717d99ea495c6e692c58
SHA3-384 hash: 632ac07d9ed893b1ca7575d657b7332bc42e7ea1efab53ce2fc892b09c3f279cf58037cb55d623869cd4029e5e43ba54
SHA1 hash: c6e348c55025bb4d9f03df115c8185a8123703f0
MD5 hash: 5a12a0d0eb69138be850b5f3c5236d4a
humanhash: robin-nitrogen-fanta-beryllium
File name:parm
Download: download sample
Signature Mirai
Create hunting rule
File size:73'348 bytes
First seen:2025-12-03 13:09:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:g1NnhydU0LklPVBNMt+Zo82Op3GlO9NUVyZvXo:g1N0YCt+yHc74
TLSH T1C5633A81BD815A63C6D112BBFB6E01CE372613A8D3EE72079D266F21378781B0E77651
telfhash t1eb31ae745a880eccb3a1ce40828f757a779935b6ef1626254f6b3f1f43432d0b22a436
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 01521e8fabd73ef3bed79774842c9447cf410c069e98c4df8fb8f8064802ecfa
File size (compressed) :34'692 bytes
File size (de-compressed) :73'348 bytes
Format:linux/arm
Packed file: 01521e8fabd73ef3bed79774842c9447cf410c069e98c4df8fb8f8064802ecfa

Intelligence

File Origin
# of uploads :
1
# of downloads :
30
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Detection(s):
Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/693036c28e26c121ec95c140/reports/2dda69f2-4b9a-47c7-ac11-b2309a172466/overview
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9d1602ff-73d9-46b5-b961-fd964fdccdad
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1825366
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1825366 Sample: parm.elf Startdate: 03/12/2025 Architecture: LINUX Score: 68 23 169.254.169.254, 80 USDOSUS Reserved 2->23 25 daisy.ubuntu.com 162.213.35.24, 37130, 443 CANONICAL-ASGB United States 2->25 27 4 other IPs or domains 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Yara detected Mirai 2->33 8 parm.elf 2->8         started        11 python3.8 dpkg 2->11         started        13 dash rm 2->13         started        15 dash rm 2->15         started        signatures3 process4 signatures5 35 Sample deletes itself 8->35 17 parm.elf 8->17         started        process6 process7 19 parm.elf 17->19         started        21 parm.elf 17->21         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/855db368a73fc4e44b2876f6ecb33d1c5135a93f50ec717d99ea495c6e692c58
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/855db368a73fc4e44b2876f6ecb33d1c5135a93f50ec717d99ea495c6e692c58/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-03 13:10:40 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qvo3g2fhh7coiszio33ozmz5dritlkj7kdwhc7mz5jevy3tjfrma._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai
Link:
https://tria.ge/reports/251203-qej82syjf1/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9858729-0
YARA:
n/a
Link:
https://app.threat.zone/submission/139d91ef-fc0e-4537-b46d-8603bf4c25d7
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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 01521e8fabd73ef3bed79774842c9447cf410c069e98c4df8fb8f8064802ecfa

Mirai

elf 855db368a73fc4e44b2876f6ecb33d1c5135a93f50ec717d99ea495c6e692c58

(this sample)

  
Dropped by
SHA256 01521e8fabd73ef3bed79774842c9447cf410c069e98c4df8fb8f8064802ecfa
  
URLhaus
https://urlhaus.abuse.ch/url/3724160/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 f58388821f78ec51842af56b86917501

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