MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d26ccffc97c7ddac0b86cd39285b8c344aed8f68e80753a82c3a6b083af9cdc. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4d26ccffc97c7ddac0b86cd39285b8c344aed8f68e80753a82c3a6b083af9cdc
SHA3-384 hash: e7102f4ac41e317ad5c18fd7204b15d9cee948c0745ecb5a56f4185c9cf11388dabb7cc32bc459b1dba5dd8259a7d0af
SHA1 hash: ac5ddba59b44ba8ca32927bf4f686ab00ff000b6
MD5 hash: ed91739a093d9b8cead6287225489791
humanhash: florida-papa-maryland-eight
File name:kwari.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:48'376 bytes
First seen:2025-05-16 07:58:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:EVH8ikdyLRdN3aM8YvWowAJUS7XtRK4JJHn1TAwvire9q3UELi0db1p/ecHWfIU1:EVH8Gp3aMFpJPK4rH1UnrDL9p/ec2wU1
TLSH T1A823F260F17DEE73D2804CB0ED96EDC32B8E6AB9816174F31E56121D76943163EB1913
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 UPX
File size (compressed) :48'376 bytes
File size (de-compressed) :131'489 bytes
Format:linux/arm
Unpacked file: a60b10464643d4591bc21d9054247a46c158caac37d13df84e1bd55a444bb18c

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.5726.17938.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6826f075e16384d6a704e980linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Opens a port
Receives data from a server
Runs as daemon
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/6826f05e0de036ed65a9b363/reports/82b50682-cc2f-4f45-864b-f44b6cf1c9aa/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4d26ccffc97c7ddac0b86cd39285b8c344aed8f68e80753a82c3a6b083af9cdc
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cf460946-e93f-493e-87af-667a2256c9ca
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1691746
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1691746 Sample: kwari.arm7.elf Startdate: 16/05/2025 Architecture: LINUX Score: 52 22 193.239.97.228 ZITCOMDK Denmark 2->22 24 209.156.89.182 WINDSTREAMUS United States 2->24 26 98 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Sample is packed with UPX 2->30 8 kwari.arm7.elf 2->8         started        signatures3 process4 process5 10 kwari.arm7.elf 8->10         started        12 kwari.arm7.elf 8->12         started        process6 14 kwari.arm7.elf 10->14         started        16 kwari.arm7.elf 10->16         started        18 kwari.arm7.elf 10->18         started        20 kwari.arm7.elf 10->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4d26ccffc97c7ddac0b86cd39285b8c344aed8f68e80753a82c3a6b083af9cdc
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4d26ccffc97c7ddac0b86cd39285b8c344aed8f68e80753a82c3a6b083af9cdc/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-16 07:59:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jutmz76jpr65vqfyntjzfbnyynck5whwr2ahkoucyotlba5pttoa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:kaizen botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250516-jvha3acn8v/
Behaviour
Reads runtime system information
Changes its process name
Modifies Watchdog functionality
Contacts a large (330676) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
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/4d26ccffc97c7ddac0b86cd39285b8c344aed8f68e80753a82c3a6b083af9cdc

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 4d26ccffc97c7ddac0b86cd39285b8c344aed8f68e80753a82c3a6b083af9cdc

(this sample)

Mirai

elf a60b10464643d4591bc21d9054247a46c158caac37d13df84e1bd55a444bb18c

  
URLhaus
https://urlhaus.abuse.ch/url/3544674/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 a60b10464643d4591bc21d9054247a46c158caac37d13df84e1bd55a444bb18c
  
Dropping
MD5 2e635b546e9256edf084e841b1534e0b

Comments