MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2fccd1f4f95ee2c20a8c9a378a42ae5267d9072160845762b7ede79e49ab1bd. 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: b2fccd1f4f95ee2c20a8c9a378a42ae5267d9072160845762b7ede79e49ab1bd
SHA3-384 hash: 6164d209f9030452463abc8bfb8399becef045b3d0faef53fecf25b804a244d05bb375361119b9c3d9813cfd7ed0c09c
SHA1 hash: b03495e7583ae68cd17f422e5a957850d71a2b20
MD5 hash: 9cf6e034e62560cee14f4014d8511173
humanhash: mars-washington-mountain-magnesium
File name:psh4
Download: download sample
Signature Mirai
Create hunting rule
File size:62'948 bytes
First seen:2025-03-28 15:57:54 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:caCwtuAPFqcgdEcg5KU3AwHup+CSXHld5Zo:c58PMcgaJAUHup+5FPe
TLSH T12153AE77C8396E64D25581B0B8748E792B53F88482571FFE1A99C27A8047EECF6483F4
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 :
38
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Generic-9910199-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e6c7c8cfd0a37f83094918linux22vpnfull_triage
Tags:
n/a
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/77dd5603-090c-426a-b213-187fad1c516e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1651338
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: 1651338 Sample: psh4.elf Startdate: 28/03/2025 Architecture: LINUX Score: 68 23 94.156.68.75, 18129 TERASYST-ASBG Bulgaria 2->23 25 109.202.202.202, 80 INIT7CH Switzerland 2->25 27 3 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 dash rm psh4.elf 2->8         started        11 dash rm 2->11         started        13 dash cut 2->13         started        15 7 other processes 2->15 signatures3 process4 signatures5 35 Sample deletes itself 8->35 17 psh4.elf 8->17         started        process6 process7 19 psh4.elf 17->19         started        21 psh4.elf 17->21         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b2fccd1f4f95ee2c20a8c9a378a42ae5267d9072160845762b7ede79e49ab1bd
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b2fccd1f4f95ee2c20a8c9a378a42ae5267d9072160845762b7ede79e49ab1bd/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-28 15:58:18 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wl6m2h2psxxcyifizgrxrjbk4uth3edscyeek5rlp3phtze2wg6q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/250328-telzesx1gw/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7136288-0
YARA:
n/a
Link:
https://app.threat.zone/submission/b4beacda-7bf9-40c4-ac26-e1f5c1972f1b
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_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 b2fccd1f4f95ee2c20a8c9a378a42ae5267d9072160845762b7ede79e49ab1bd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3487544/
  
Delivery method
Distributed via web download

Comments