MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b3c28b5e4ab21596fbd1fa3dc404c207075fb5f195d721e9e1f666bf39a5ba3. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b3c28b5e4ab21596fbd1fa3dc404c207075fb5f195d721e9e1f666bf39a5ba3
SHA3-384 hash: 6bb61812233ce1272296d2747f8e6a5088141d68b19630c576efbfcded14928c145c49cae6d9eb448dab4ebb0a1a482f
SHA1 hash: 7419495575895ed5c0f1c068f290d8a4ea15c9f1
MD5 hash: 308262cd8fe70421c177850cbc26ef49
humanhash: butter-north-michigan-butter
File name:2
Download: download sample
Signature Mirai
Create hunting rule
File size:122'512 bytes
First seen:2025-01-12 19:41:05 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:y873Qi+NYPRBBLKOFo/tfWuX6NIlD8krQNmMXsFqF1OEh1c8hW3wpZF03gy3vn5+:y873Qi+iP/NKOFolOGND/M1gwjO+JT
TLSH T10FC3D91BBF620FFBE85ECD3B01A8174534DCAB1621A87B3A7538D424F65A54B46D38B0
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 :
145
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67841b0b2c8240e189bc2935linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/67841b0a607f66de0d48b9e0/reports/5245544a-8c80-41b9-a886-e9b5c29fa277/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/8b3c28b5e4ab21596fbd1fa3dc404c207075fb5f195d721e9e1f666bf39a5ba3
Behaviour
no suspicious findings
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/18aa320d-29f0-48de-9b01-d21674c75f57
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1589553
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8b3c28b5e4ab21596fbd1fa3dc404c207075fb5f195d721e9e1f666bf39a5ba3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b3c28b5e4ab21596fbd1fa3dc404c207075fb5f195d721e9e1f666bf39a5ba3/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-12 19:42:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 38 (23.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rm6crnpevmqvs355d6r5yqcmebyhl627dfoxehu6d5tgx442lorq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery execution persistence privilege_escalatio privilege_escalation
Link:
https://tria.ge/reports/250112-yem9pswmfy/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Creates/modifies Cron job
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Executes dropped EXE
Modifies Watchdog functionality
Contacts a large (29020) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9441505-0
YARA:
n/a
Link:
https://app.threat.zone/submission/52d6509d-65b8-4c6e-8b6f-95e749f4ec02
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/8b3c28b5e4ab21596fbd1fa3dc404c207075fb5f195d721e9e1f666bf39a5ba3

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: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 8b3c28b5e4ab21596fbd1fa3dc404c207075fb5f195d721e9e1f666bf39a5ba3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3395018/
  
Delivery method
Distributed via web download

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