MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3d19e51d413b3f92a0f8944c6e3780d945ba711f36425ee9d3f9d4fd74627f3. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3d19e51d413b3f92a0f8944c6e3780d945ba711f36425ee9d3f9d4fd74627f3
SHA3-384 hash: 98b59d1ccbbd8e894aa22509a7e31000dca87a39772eafb63265e1395760ab339d1fed43c0e3248c0e8c80a97728896d
SHA1 hash: 680653dbca313f33cf7403fa9dfec356d029b5ed
MD5 hash: 7d9e91dd4681915c48a4e2a64374ae40
humanhash: cardinal-red-charlie-double
File name:2
Download: download sample
Signature Mirai
Create hunting rule
File size:122'124 bytes
First seen:2025-01-09 11:56:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:wDuJ3c3Amj8vzKg9J6qF+fkpXg+bx8XX:xYnYuKxpQ
TLSH T108C3D91BBB620FFFD85ECD3B00E8174534DCA71A22697B397538D428F98A54A46D38B4
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 :
113
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=677fbadec029bd73f28820adlinux22vpnfull_triage
Tags:
mirai
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/677fb991a2350f56abe73141/reports/44ee9b0d-815e-4ff6-aae5-8cbbc94d5ae7/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?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b3d19e51d413b3f92a0f8944c6e3780d945ba711f36425ee9d3f9d4fd74627f3
Behaviour
Process Renaming
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/aa99a08b-9ec8-42fd-84df-3548ac822192
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1586655
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/b3d19e51d413b3f92a0f8944c6e3780d945ba711f36425ee9d3f9d4fd74627f3
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b3d19e51d413b3f92a0f8944c6e3780d945ba711f36425ee9d3f9d4fd74627f3/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-09 12:02:47 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wpiz4uoucoz7skqprfcmny3ybwkfxjyr6nscl3u5h6ou7v2ge7zq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery execution persistence privilege_escalatio privilege_escalation
Link:
https://tria.ge/reports/250109-n4k6ja1nhl/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Creates/modifies Cron job
Enumerates running processes
Modifies rc script
Modifies systemd
Contacts a large (33988) 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/1c84d3a5-160f-480e-ab71-fddb90cf2408
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/b3d19e51d413b3f92a0f8944c6e3780d945ba711f36425ee9d3f9d4fd74627f3

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
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 b3d19e51d413b3f92a0f8944c6e3780d945ba711f36425ee9d3f9d4fd74627f3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3346353/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3395018/

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