MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad
SHA3-384 hash: 81d0160ffceee900c4336f623c7b5d6a7e91b90bd83731a4e916d6ea77e2ee431324196a2f1463b8639c050290d1f152
SHA1 hash: 555db736b39da5b3d2fbb55632d5162798eb09b2
MD5 hash: 86e39dda900f409feff1e07332593831
humanhash: mobile-leopard-red-snake
File name:wewe1.johnsmith
Download: download sample
Signature Mirai
Create hunting rule
File size:42'096 bytes
First seen:2025-11-17 23:08:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:wVFh0IjJAsa+tz9Hb1NR1hR/bio1NonED3VTlv8WaSpaIqE:e0IjJAsa+tzlL916ED5l3aSpaw
TLSH T16D135B85AA83C4B1FC5220B2203797634A76E479593CFF26C7396935FC13A10A71B7AC
telfhash t17731f6e57fa604fcf381bc8d670a9753db2759a30a2164be44f52dc237f22698161c11
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 9fd930b3b809af86c55193eaedffb3921760bdd86164b3e210e1419ff1504dc6
File size (compressed) :22'868 bytes
File size (de-compressed) :42'096 bytes
Format:linux/i386
Packed file: 9fd930b3b809af86c55193eaedffb3921760bdd86164b3e210e1419ff1504dc6

Intelligence

File Origin
# of uploads :
1
# of downloads :
52
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-21.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Creating a file in the %temp% directory
Receives data from a server
Kills processes
Locks files
Opens a port
Deleting a recently created file
Sends data to a server
Removes directories
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/691bab20a4e47f6c2072148e/reports/717e0d23-47d7-4bff-ac43-cf7ce89a2e09/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
9
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-17T20:48:00Z UTC
Last seen:
2025-11-17T21:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d292721b-5ea9-4389-a0c7-57f2088f8404
Behavior Graph:
Download SVG
%3 guuid=b0f20824-1800-0000-4e80-e55ba90b0000 pid=2985 /usr/bin/sudo guuid=29618126-1800-0000-4e80-e55baf0b0000 pid=2991 /tmp/sample.bin delete-file net send-data write-file guuid=b0f20824-1800-0000-4e80-e55ba90b0000 pid=2985->guuid=29618126-1800-0000-4e80-e55baf0b0000 pid=2991 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=29618126-1800-0000-4e80-e55baf0b0000 pid=2991->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 6deea18d-939e-5af8-adaf-a3913a9d4199 192.159.99.47:3512 guuid=29618126-1800-0000-4e80-e55baf0b0000 pid=2991->6deea18d-939e-5af8-adaf-a3913a9d4199 send: 2844B guuid=ec8e572b-1800-0000-4e80-e55bb50b0000 pid=2997 /tmp/sample.bin delete-file guuid=29618126-1800-0000-4e80-e55baf0b0000 pid=2991->guuid=ec8e572b-1800-0000-4e80-e55bb50b0000 pid=2997 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/93bda3d7-0fb8-459e-b3fa-dc8e909de255
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1815659
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-17 23:09:21 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=dcs52dcudhqe4qkeaytfdmosn7wuak5d34gv6ehd6spuxp2yikwq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
linux
Link:
https://tria.ge/reports/251117-2492jszlfq/
Behaviour
Writes file to tmp directory
Verdict:
Malicious
Tags:
trojan gafgyt mirai
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b
Link:
https://app.threat.zone/submission/7f6f1ffa-4361-49d0-8b76-33e61c000fb4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad

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_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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 9fd930b3b809af86c55193eaedffb3921760bdd86164b3e210e1419ff1504dc6

Mirai

elf 18a5dd0c5419e04e4144062651b1d26fed402ba3df0d5f10e3f49f4bbf5842ad

(this sample)

  
Dropped by
SHA256 9fd930b3b809af86c55193eaedffb3921760bdd86164b3e210e1419ff1504dc6
  
URLhaus
https://urlhaus.abuse.ch/url/3703984/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 2e670c59308439e767940339c67e3132

Comments