MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4ab36feb45c65198a4eb7e4121c0a3e9c338e1b518539b39f5d145547be191b. 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: 6

Intelligence 6 IOCs YARA 3 File information Comments

SHA256 hash:	b4ab36feb45c65198a4eb7e4121c0a3e9c338e1b518539b39f5d145547be191b
SHA3-384 hash:	39663d4190f1c7d2fe46dc561f2975f78478958f64e07a1e0ad25c7bc28922b2286bebdd49f37dbc230293d440cf9cb7
SHA1 hash:	553f3c99ae7801e982b6aaf22a06ad3f349c4adb
MD5 hash:	9f8068a0fec019ab36c81e6056423ed5
humanhash:	fifteen-pasta-indigo-leopard
File name:	nwfaiehg4ewijfgriehgirehaughrarg.arm7
Download:	download sample
Signature	Mirai Create hunting rule
File size:	66'980 bytes
First seen:	2026-02-26 19:32:32 UTC
Last seen:	2026-02-26 20:22:46 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:0VVyQU79HesWMPxTRoEjlOh9/wpLcJwgELvR+Bl1E2FaMOgP:0VIQEVWa1y/wpLTlLJ+D13FTOgP
TLSH	T1BF63028A5809BF32C1A29D3C52D9C0037EC84F19E56F6520B5FD4233A9F6B1EA9DC5C2
TrID	50.1% (.) ELF Executable and Linkable format (Linux) (4022/12) 49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika	unknown
Reporter	abuse_ch
Tags:	elf mirai UPX

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) :	66'980 bytes
File size (de-compressed) :	177'971 bytes
Format:	linux/arm
Unpacked file:	501599a0d3631a5464a9c135a0e563d8638b0f96362eb711def59e4d034cccc3

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/acf56523-4b15-41bc-b791-883d4b74984e/

Result

Gathering data

Status:

Failed

Link:

https://sandbox.kunai.rocks/analysis/fae04202-21a6-4d03-893a-f7a4d1f327ad

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/b59627ac-cd43-46ca-bfaf-b81387640c72

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b4ab36feb45c65198a4eb7e4121c0a3e9c338e1b518539b39f5d145547be191b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b4ab36feb45c65198a4eb7e4121c0a3e9c338e1b518539b39f5d145547be191b/

Gathering data

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wsvtn7vulrsrtcsow7sbehakh2odhdq3kgcttm47lukfkr56denq._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet defense_evasion discovery upx

Link:

https://tria.ge/reports/260226-x9nchsdw5f/

Behaviour

Reads runtime system information

Changes its process name

Enumerates running processes

Deletes Audit logs

Deletes journal logs

Mirai

Mirai family

Malware Config

C2 Extraction:

dcuyypjhxgjppihi.kozow.com
oonpczqujhsboufx.loseyourip.com
rpsslpjavhdodnio.webredirect.org
olrvjjldlynhaixm.camdvr.org
kmojjtdxqmjuepmh.freeddns.org

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:	linux_generic_ipv6_catcher Create hunting rule
Author:	@_lubiedo
Description:	ELF samples using IPv6 addresses

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