MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cac6898b9cb1e97496358cc433e8f2bbc028d06612cd8d4e2014e7c67f974e03. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cac6898b9cb1e97496358cc433e8f2bbc028d06612cd8d4e2014e7c67f974e03
SHA3-384 hash: 3bc91c38f0ba5051b462c737f0dac0930c81dac116a6716f9e05aec11183955dc80d6cb2f5549b90f26957477247dfb1
SHA1 hash: fb1f1f0c16c83d1ab1180c30148e5c8c0a3ea3d6
MD5 hash: e8a362d641d2e6731de6739d4d7fbacf
humanhash: sad-lima-fanta-pizza
File name:nabarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:62'200 bytes
First seen:2025-03-10 01:01:54 UTC
Last seen:2025-03-10 17:10:43 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:NNnP0a4ygi0cghk7e73TNnbnPL0jx0OqOllFKi7GahJK:Ma4ygi0vhv73TNbnPL0jx0CfGahk
TLSH T15853F64AFD819F01D4D521BAFF0E518933235BA8E3EE72029E142F256BCA91F0F7A415
telfhash t17ef059348ac54cac8b81424ce5fd92268769e0a23c925b168dc98f458723d572a60877
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 :
2
# of downloads :
89
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ce41ef0d1b39e3a2089a2dlinux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Receives data from a server
Opens a port
DNS request
Sends data to a server
Creating a file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin
Link:
https://www.filescan.io/uploads/67ce3a144a3011c802cbaf09/reports/fe6f5e71-5823-4c29-868c-6adb328f068f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
136
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/cac6898b9cb1e97496358cc433e8f2bbc028d06612cd8d4e2014e7c67f974e03
Behaviour
Process Renaming
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/3c7ab97a-b5d7-4e1b-982f-f07989c39d5d
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1633191
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1633191 Sample: nabarm7.elf Startdate: 10/03/2025 Architecture: LINUX Score: 52 18 watchmepull.dyn. [malformed] 2->18 20 177.66.250.72, 10870, 23 eservinformaticaetecnologialtdaBR Brazil 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 8 nabarm7.elf 2->8         started        signatures3 26 Sends malformed DNS queries 18->26 process4 process5 10 nabarm7.elf 8->10         started        process6 12 nabarm7.elf 10->12         started        14 nabarm7.elf 10->14         started        16 nabarm7.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cac6898b9cb1e97496358cc433e8f2bbc028d06612cd8d4e2014e7c67f974e03
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cac6898b9cb1e97496358cc433e8f2bbc028d06612cd8d4e2014e7c67f974e03/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-10 01:02:13 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zlditc44whuxjfrvrtcdh2hsxpacrudgclgy2tractt4m74xjybq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet credential_access defense_evasion discovery
Link:
https://tria.ge/reports/250310-bdvwtsxsg1/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Creates a large amount of network flows
Enumerates active TCP sockets
Enumerates running processes
Modifies Watchdog functionality
Renames itself
Unexpected DNS network traffic destination
Contacts a large (14814) amount of remote hosts
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/77f72625-589a-4638-b3a5-c347b0c74ab9
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/cac6898b9cb1e97496358cc433e8f2bbc028d06612cd8d4e2014e7c67f974e03

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_Threat_8299c877
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 cac6898b9cb1e97496358cc433e8f2bbc028d06612cd8d4e2014e7c67f974e03

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3470171/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3422942/
  
URLhaus
https://urlhaus.abuse.ch/url/3423992/
  
URLhaus
https://urlhaus.abuse.ch/url/3422929/
  
URLhaus
https://urlhaus.abuse.ch/url/3424011/

Comments