MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf74489545a676aa881b952a5e848403f15cf9f7bda392b159160f467810c2e9. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf74489545a676aa881b952a5e848403f15cf9f7bda392b159160f467810c2e9
SHA3-384 hash: 310cbeb2674fa4ca351ee7589f7ca932fd78310837aec2bf9ffebf8f85d25d3186711d9157e122364f9e4276d8458efc
SHA1 hash: 3fb53e1ca97a0b001285f8834e1f060d304452e5
MD5 hash: e0a75e2d31d1451fccfd651984d78e0d
humanhash: cold-kilo-north-finch
File name:4
Download: download sample
Signature Mirai
Create hunting rule
File size:75'596 bytes
First seen:2025-01-03 02:06:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:RvnmeOSU9OJ7uzXXo8c+YM6x4fsQEML2viAYHh88zfYdbbG:2TFLo53YHh8SfYF
TLSH T1EE73085AF8818A52C5D402BBB91E169E33076BB8E3DE7313DD145B24378B66F0F27506
telfhash t118c08c7242e006ac23f0828902481442a02174f92302a2dfbcaebba2daf38c0336180f
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 :
110
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28920.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6777464974a2bd296e25399flinux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Opens a port
Sends data to a server
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/677746487f872db0865762c1/reports/309ac326-e4bb-4ab6-adae-856d2db36c0b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
4
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/bf74489545a676aa881b952a5e848403f15cf9f7bda392b159160f467810c2e9
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b26eb6bd-3a4d-4ddb-be13-68b44a80ba3f
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1583551
Signature
Antivirus / Scanner detection for submitted sample
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: 1583551 Sample: 4.elf Startdate: 03/01/2025 Architecture: LINUX Score: 76 29 72.175.41.16, 1506, 37215, 44718 BRESNAN-33588US United States 2->29 31 197.186.218.22 airtel-tz-asTZ Tanzania United Republic of 2->31 33 98 other IPs or domains 2->33 35 Suricata IDS alerts for network traffic 2->35 37 Antivirus / Scanner detection for submitted sample 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 2 other signatures 2->41 9 4.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 45 Sample tries to kill multiple processes (SIGKILL) 9->45 18 4.elf 9->18         started        process6 process7 20 4.elf 18->20         started        process8 22 4.elf 20->22         started        25 4.elf 20->25         started        27 4.elf 20->27         started        signatures9 43 Sample tries to kill multiple processes (SIGKILL) 22->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bf74489545a676aa881b952a5e848403f15cf9f7bda392b159160f467810c2e9
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bf74489545a676aa881b952a5e848403f15cf9f7bda392b159160f467810c2e9/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-03 09:27:32 UTC
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x52erfkfuz3kvca3suvf5beeapyvz6pxxwrzfmkzcyhum6aqyluq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery
Link:
https://tria.ge/reports/250103-cjzmmsvmct/
Behaviour
Reads runtime system information
Changes its process name
Modifies Watchdog functionality
Contacts a large (36086) 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/56aaf4df-66ce-4cf0-96ba-8e75d22c7bd8
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/bf74489545a676aa881b952a5e848403f15cf9f7bda392b159160f467810c2e9

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:Linux_Generic_Threat_d2dca9e7
Create hunting rule
Author:Elastic Security
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 bf74489545a676aa881b952a5e848403f15cf9f7bda392b159160f467810c2e9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3386683/
  
Delivery method
Distributed via web download

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