MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c8c1677983e6c0ab7b50a1b6882aabc7549c1a69f5f131ae10fe0e8c122a20c. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4c8c1677983e6c0ab7b50a1b6882aabc7549c1a69f5f131ae10fe0e8c122a20c
SHA3-384 hash: 4d3e02e42270c4f5f0b3097b1105dc7c3aae9ae432f6a7b0a04d431ddb2261d60325c97e1ca16499d191b8787395ef5c
SHA1 hash: 8b0fcd7c7b8a978627580ec10fbdb14463fce1d8
MD5 hash: 58336a4f07a4a97313a05bc803d408a7
humanhash: idaho-violet-montana-papa
File name:na
Download: download sample
Signature Mirai
Create hunting rule
File size:198'200 bytes
First seen:2025-02-22 17:16:39 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:4mZTQQlEQCxQ6QawQ5Q2NNgMyHXvArU+285Qmo/B3NT/2MElHMpG1zGeZP1TVJgR:4mZK+XvAQnmo/B3YQ5PLwhx+x
TLSH T18A1411AAA7715EBBEC0DCD37009D4906518C935A92DE6F6BF6A4C118E38BD0F45E3C84
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
12
Origin country :
US US
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10010431-0
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ba06a028ab76d43a5c68f1linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Sends data to a server
Creating a file
Collects information on the network activity
Substitutes an application name
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/67ba06953afc3763bec16e45/reports/17c15bcc-c948-4da5-87a3-0ad8bddc2488/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/4c8c1677983e6c0ab7b50a1b6882aabc7549c1a69f5f131ae10fe0e8c122a20c
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/02742252-b19b-4392-9e47-8b6e8946add8
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1621878
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1621878 Sample: na.elf Startdate: 22/02/2025 Architecture: LINUX Score: 68 30 160.27.251.144, 37215, 37350 SAKURA-CSAKURAInternetIncJP Japan 2->30 32 197.128.81.87, 37215, 37350 IAM-ASMA Morocco 2->32 34 98 other IPs or domains 2->34 36 Suricata IDS alerts for network traffic 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Connects to many ports of the same IP (likely port scanning) 2->40 42 Uses known network protocols on non-standard ports 2->42 9 na.elf 2->9         started        12 xfce4-panel wrapper-2.0 2->12         started        14 xfce4-panel wrapper-2.0 2->14         started        16 4 other processes 2->16 signatures3 process4 signatures5 44 Sample tries to kill multiple processes (SIGKILL) 9->44 18 na.elf 9->18         started        process6 process7 20 na.elf 18->20         started        process8 22 na.elf 20->22         started        24 na.elf 20->24         started        26 na.elf 20->26         started        28 na.elf 20->28         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4c8c1677983e6c0ab7b50a1b6882aabc7549c1a69f5f131ae10fe0e8c122a20c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4c8c1677983e6c0ab7b50a1b6882aabc7549c1a69f5f131ae10fe0e8c122a20c/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-02-22 17:17:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
8 of 38 (21.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jsgbm54yhzwavn5vbinwravkxr2utqngt5prggxbb7qorqjcuiga._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/250222-vtpjjawmy5/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Contacts a large (30457) 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/991ec92b-5242-47e7-86a2-1b700fefab73
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/4c8c1677983e6c0ab7b50a1b6882aabc7549c1a69f5f131ae10fe0e8c122a20c

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 4c8c1677983e6c0ab7b50a1b6882aabc7549c1a69f5f131ae10fe0e8c122a20c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3448667/
  
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