MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b2d5e1ebb5a45ff1bbcdf13a8599c207543e647fb4b001f7ecd04b15f14d9ae. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b2d5e1ebb5a45ff1bbcdf13a8599c207543e647fb4b001f7ecd04b15f14d9ae
SHA3-384 hash: d7ca176a814a8ae039d37f6a2f308dd03e8f840c388184c1798f6ef8e868e0e265c7a2a79d501e434df2bf5345e4eda0
SHA1 hash: f394c85667fdb89f4b410390e0a5d8585e8305c2
MD5 hash: 31b9e0522ea28d6383305f0ec2e005f9
humanhash: rugby-chicken-east-edward
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:105'012 bytes
First seen:2025-03-25 19:42:04 UTC
Last seen:2025-03-26 20:49:07 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:NoiwgT4QiHiq/CBttyae2NOEoybfnaMlQJvYp79diFWcRrn/:NoiwgMQpq/CBttysNbfaMlQJvYrdo9
TLSH T1A9A3F65AF8819F11D4D515BEFE4F528D33236BA8E3EA7202DD245B2037CA96B0E7B411
telfhash t1d6e0cd2dd3310decbb864b4541e9535e9d60f29f615a25d585980bc705934c1f13e927
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
78
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e30726cb6d38a89f3e15bblinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Creating a file
Opens a port
Receives data from a server
Unmounts file systems
Sends data to a server
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin remote
Link:
https://www.filescan.io/uploads/67e30724f274bf2d8e213abc/reports/88bb7e88-79ff-4ca5-b055-067bdbb19669/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
106
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/8b2d5e1ebb5a45ff1bbcdf13a8599c207543e647fb4b001f7ecd04b15f14d9ae
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
type: 74.125.250.129:19302
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5bec98f5-97f6-4805-b174-3ae54df96a80
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1648438
Signature
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1648438 Sample: arm7.elf Startdate: 25/03/2025 Architecture: LINUX Score: 60 12 daisy.ubuntu.com 2->12 14 Multi AV Scanner detection for submitted file 2->14 16 Yara detected Mirai 2->16 7 arm7.elf 2->7         started        signatures3 process4 signatures5 18 Sample reads /proc/mounts (often used for finding a writable filesystem) 7->18 10 arm7.elf 7->10         started        process6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8b2d5e1ebb5a45ff1bbcdf13a8599c207543e647fb4b001f7ecd04b15f14d9ae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b2d5e1ebb5a45ff1bbcdf13a8599c207543e647fb4b001f7ecd04b15f14d9ae/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-25 19:42:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rmwv4hv3ljc76g5434j2qwm4eb2uhzsh7nfqah36zuclcxyu3gxa._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/250325-yes5ysvnx3/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Renames itself
Contacts a large (35139) amount of remote hosts
Creates a large amount of network flows
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/8b2d5e1ebb5a45ff1bbcdf13a8599c207543e647fb4b001f7ecd04b15f14d9ae

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
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 8b2d5e1ebb5a45ff1bbcdf13a8599c207543e647fb4b001f7ecd04b15f14d9ae

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3468989/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3469416/

Comments