MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c1b522cd02e57769f1ebe94ecb142178e71009ed3af6df8772856739c441af4e. 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: 7

Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash:	c1b522cd02e57769f1ebe94ecb142178e71009ed3af6df8772856739c441af4e
SHA3-384 hash:	e9e4f29c6eca32892f3b37525e4e6be28268455926e65e410acebb5065679c3d3a517290395f2abfb43f189695727618
SHA1 hash:	93315e76bf0d1be52297c6236bd6d5be636a7e6e
MD5 hash:	597b27f9b5339ff0631e378cfa931839
humanhash:	illinois-eight-may-sodium
File name:	c1b522cd02e57769f1ebe94ecb142178e71009ed3af6df8772856739c441af4e
Download:	download sample
Signature	Mirai Create hunting rule
File size:	1'884'276 bytes
First seen:	2026-10-29 21:20:36 UTC
Last seen:	2026-10-30 10:22:14 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	49152:L2j6yYsNY7Zqb4g3VbSxAJ7xNecfof99d:LE6dcYQb4g3VbSCJ7xN09P
TLSH	T141953327EA206B6B647B02FBACD9CBEFA5722C55E634EB0F4B30016D8B4542F115075E
Magika	elf
Reporter	c2hunter
Tags:	elf UPX wraith

UPX packed

This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.

File size (compressed) :	1'884'276 bytes
File size (de-compressed) :	7'536'833 bytes
Format:	linux/mipsel
Unpacked file:	4beca6ff7e9437eb40c3dfc1843553dd7f720379388add8406266c3a1037c664

Intelligence

File Origin

# of uploads :

# of downloads :

101

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/432f6f23-ac05-49aa-9edd-39de45d7bb3c/

Gathering data

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-10-29T19:56:00Z UTC

Last seen:

2026-10-31T02:23:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/c1b522cd02e57769f1ebe94ecb142178e71009ed3af6df8772856739c441af4e/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/81ac9bc7-7fdf-4d36-8ba9-a7f7ec47e869

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/97e1b7b7-2554-4679-ac9a-c41565025899

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

52 / 100

Link:

https://www.joesandbox.com/analysis/1994916

Signature

Multi AV Scanner detection for submitted file

Sample is packed with UPX

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/c1b522cd02e57769f1ebe94ecb142178e71009ed3af6df8772856739c441af4e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c1b522cd02e57769f1ebe94ecb142178e71009ed3af6df8772856739c441af4e/

Threat name:

Linux.Backdoor.Flooder

Status:

Malicious

First seen:

2026-10-29 21:21:25 UTC

File Type:

ELF32 Little (Exe)

AV detection:

14 of 38 (36.84%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yg2sftic4v3wt4pl5fhmwfbbpdtracpnhl3n7b3sqvtttrcbv5ha._file

Result

Malware family:

n/a

Score:

6/10

Tags:

discovery execution persistence privilege_escalation upx

Link:

https://tria.ge/reports/261029-z7enpsez7x/

Behaviour

Enumerates kernel/hardware configuration

Reads runtime system information

Writes file to tmp directory

Creates a desktop entry file

Creates/modifies Cron job

Modifies init.d

Modifies rc script

Modifies systemd

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/c1b522cd02e57769f1ebe94ecb142178e71009ed3af6df8772856739c441af4e

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:	ELF_IoT_DVR_Botnet_Hama_UPX Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code

Rule name:	exploit_any_poppopret Create hunting rule
Author:	Jeff White [karttoon@gmail.com] @noottrak
Description:	Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

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:	TH_Generic_MassHunt_Linux_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Linux malware mass-hunt rule - 2026
Reference:	https://cyfare.net/