MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4cd5a0b8f450bb4b1eaeabe20ed1d9ff59aae87e272998d56e73d813da5040c1. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4cd5a0b8f450bb4b1eaeabe20ed1d9ff59aae87e272998d56e73d813da5040c1
SHA3-384 hash: f81c91da6bf82111984b1681f8f48c36e20a37d628c6fcf52a41f4c3eb89b8c0233cfae1ab7d2f632b038b7f4801e885
SHA1 hash: 9f8c95b08f373418aa6e278cf20756c122564a73
MD5 hash: e944c193da933da0b85f891a68c38c07
humanhash: stream-ack-chicken-texas
File name:Tsun.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:66'632 bytes
First seen:2025-05-16 12:13:11 UTC
Last seen:2025-05-16 13:27:06 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:0OIC0ztnW4IdDTis3j+W4waTrKwxip8ICUgH3tcFCBppIg1YdCQhzIYW8ALHmx3l:L0RItisN4ZrhLTItCQhYOyaYMz7x
TLSH T16D53F28379D1DBA2EB9C1532D516C72879D3234086FCB36087B5677851C9AAE503F3A2
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) :66'632 bytes
File size (de-compressed) :195'136 bytes
Format:linux/arm
Unpacked file: 16865e2a3999e1017feb549c5aee697b50addb9b6bc08c92e3608a23496e489e

Intelligence

File Origin
# of uploads :
3
# of downloads :
77
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.10561.3619.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68272cd6e16384d6a704f0a0linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/68272c141de1514c6873a69b/reports/6f2e8299-7cdb-4b78-b45f-67e509a0d38e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
20
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/4cd5a0b8f450bb4b1eaeabe20ed1d9ff59aae87e272998d56e73d813da5040c1
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/4187be51-da61-4daa-9c59-3b9cc74c1bee
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1691883
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1691883 Sample: Tsun.arm.elf Startdate: 16/05/2025 Architecture: LINUX Score: 96 27 72.20.222.186, 23 ZAYO-6461US United States 2->27 29 190.161.95.163, 23 VTRBANDAANCHASACL Chile 2->29 31 99 other IPs or domains 2->31 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Yara detected Mirai 2->39 41 Sample is packed with UPX 2->41 8 Tsun.arm.elf 2->8         started        10 xfce4-panel wrapper-2.0 2->10         started        12 xfce4-panel wrapper-2.0 2->12         started        14 6 other processes 2->14 signatures3 process4 process5 16 Tsun.arm.elf 8->16         started        19 Tsun.arm.elf 8->19         started        21 Tsun.arm.elf 8->21         started        23 wrapper-2.0 xfpm-power-backlight-helper 10->23         started        signatures6 33 Sample tries to kill multiple processes (SIGKILL) 16->33 25 Tsun.arm.elf 19->25         started        process7
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4cd5a0b8f450bb4b1eaeabe20ed1d9ff59aae87e272998d56e73d813da5040c1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4cd5a0b8f450bb4b1eaeabe20ed1d9ff59aae87e272998d56e73d813da5040c1/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-16 12:15:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 37 (59.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jtk2bohukc5uwhvovpra5uoz75m2v2d6e4uzrvloopmbhwsqidaq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/250516-pedwlafn3y/
Please note that we are no longer able to provide a coverage score for Virus Total.

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 4cd5a0b8f450bb4b1eaeabe20ed1d9ff59aae87e272998d56e73d813da5040c1

(this sample)

Mirai

elf 16865e2a3999e1017feb549c5aee697b50addb9b6bc08c92e3608a23496e489e

  
URLhaus
https://urlhaus.abuse.ch/url/3544908/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 16865e2a3999e1017feb549c5aee697b50addb9b6bc08c92e3608a23496e489e
  
Dropping
MD5 1251ac9a6bac2b5ad5fde1b5b71abfb0
  
URLhaus
https://urlhaus.abuse.ch/url/3542175/
  
URLhaus
https://urlhaus.abuse.ch/url/3545082/
  
URLhaus
https://urlhaus.abuse.ch/url/3545644/

Comments