MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81. 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: fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81
SHA3-384 hash: 2c46bc647bb20257b1e059f2aeef536772e58b5a54d37953e8ff09c3c4d7b2eaf2cdb62f0615b9a7a83569aeb94132b0
SHA1 hash: 1c29e0a234e81869333bb9e18a1451afa382cf07
MD5 hash: f96657d24409bbaa350a251689f0dd29
humanhash: uniform-two-connecticut-potato
File name:build.armv7l
Download: download sample
Signature Mirai
Create hunting rule
File size:105'923 bytes
First seen:2025-08-11 00:23:48 UTC
Last seen:2025-08-12 06:49:31 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:TKnELSILiVTg4Cx8kWk3V/WlWOZwi0tJqaLCujCCnJizw/9q7Mqy5g/VQ3oetfFF:VLSIWVk4Cx8kWkpuSJqkpj/n8M/9pF
TLSH T19CA33B5AEB418B13C4D61775BADF42463323DB14E3EB2302592CAFF43F8679A4E62506
telfhash t14b11ced68929cf6e6b215e14df5d72b096881322235d2b32df2acdac99350c2eb11426
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 :
3
# of downloads :
30
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9760303-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Receives data from a server
Connection attempt
DNS request
Runs as daemon
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc rust
Link:
https://www.filescan.io/uploads/6899383f397fd3ce6fa3dce5/reports/7642546c-1edf-43a3-94d5-e20c4dfd1ee3/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
48
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
80,85
Full report:
https://elfdigest.com/brief/fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2b5d8717-1f3f-40d9-b9b9-fa6babdc19b7
Behavior Graph:
Download SVG
%3 guuid=c4510741-1800-0000-0331-2fa78d060000 pid=1677 /usr/bin/sudo guuid=07354f43-1800-0000-0331-2fa795060000 pid=1685 /tmp/sample.bin guuid=c4510741-1800-0000-0331-2fa78d060000 pid=1677->guuid=07354f43-1800-0000-0331-2fa795060000 pid=1685 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b90f9d7a-c0a7-4360-9432-79aca82a1917
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1754181
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample deletes itself
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1754181 Sample: build.armv7l.elf Startdate: 11/08/2025 Architecture: LINUX Score: 60 19 204.91.202.216 XO-AS15US United States 2->19 21 216.172.193.112 WVUSDUS United States 2->21 23 100 other IPs or domains 2->23 25 Multi AV Scanner detection for submitted file 2->25 27 Connects to many ports of the same IP (likely port scanning) 2->27 29 Uses known network protocols on non-standard ports 2->29 8 build.armv7l.elf 2->8         started        11 python3.8 dpkg 2->11         started        signatures3 process4 signatures5 31 Sample deletes itself 8->31 13 build.armv7l.elf 8->13         started        process6 process7 15 build.armv7l.elf 13->15         started        17 build.armv7l.elf 13->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81/
Verdict:
Malicious
Threat:
Linux.Worm.Mirai
Link:
https://tip.neiki.dev/file/fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-08-11 00:24:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7vfp6lexcpw6u2ywt64sewndm7et6ovw6uoed7vfzzh6vqvftkaq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/250811-ap9cxsdj8v/
Behaviour
Reads runtime system information
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Deletes itself
Contacts a large (81171) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9760303-0
YARA:
n/a
Link:
https://app.threat.zone/submission/13cc7d36-302f-43db-9815-a788ed468740
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81

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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 fd4aff2c9713edea6b169fb92259a367c93f3ab6f51c41fea5ce4feac2a59a81

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3598973/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3600690/

Comments