MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8f5f536370c32e2b7672175d5e59d1c4b9f7adfcfc86d64f27c340ae5fba56c. 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: b8f5f536370c32e2b7672175d5e59d1c4b9f7adfcfc86d64f27c340ae5fba56c
SHA3-384 hash: cb021a6e72e0241913275bd54383b7ab78fd500d80f366bcd0131295e50f7af1f25b1c4e3859cf865ccb36b7941f9450
SHA1 hash: fe5b90b96b48b3b8455c561250ce7b25c40e1d58
MD5 hash: d375f4ed868792a26fe84e542771ea06
humanhash: ink-double-magazine-island
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:93'980 bytes
First seen:2025-03-25 20:27:10 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:cJKDOewMGzO6q5Dq5Zk5k4u7DFOmwVsheTQCvBZmpqx:cYZ5AOo7DFOVsKZmpqx
TLSH T14693B61E6E219FBDF268833447B78B31A75933D636E1C685E26CD2101F6024E545FFA8
telfhash t10d21604c897853e097355d995aeeffb6e55030de0b266d338e10f8ad6a6dd429e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e311a712b5dc44da3e1580linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Mounts file systems
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin remote
Link:
https://www.filescan.io/uploads/67e311a8631830704a86c230/reports/6438d666-b7e3-474c-a2a9-34ea90b48aa7/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b8f5f536370c32e2b7672175d5e59d1c4b9f7adfcfc86d64f27c340ae5fba56c
Behaviour
Anti-VM
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a8ea7906-0b24-4327-9cb4-db86e3eb7af7
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1648501
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b8f5f536370c32e2b7672175d5e59d1c4b9f7adfcfc86d64f27c340ae5fba56c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b8f5f536370c32e2b7672175d5e59d1c4b9f7adfcfc86d64f27c340ae5fba56c/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-25 20:27:15 UTC
File Type:
ELF32 Big (Exe)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xd27knrxbqzofn3hef25lzm5drfz66w7z7eg2zhspq2avzp3uvwa._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/250325-y8hajswjw4/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b9443d03-572b-4d29-95c6-652b537b7e07
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 b8f5f536370c32e2b7672175d5e59d1c4b9f7adfcfc86d64f27c340ae5fba56c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3485616/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3485659/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments