MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8. 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

Threat unknown

Vendor detections: 7

Intelligence 7 IOCs YARA 6 File information Comments

SHA256 hash:	525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8
SHA3-384 hash:	35919979cdf0abc941e9fe5c86306f1d8af84a2358eb1afd8017339655069ac34616cc3ac55bc3a451229d68fbf1ade3
SHA1 hash:	0d5ee6b5b27f109ca6f9dc24f62607aa2e136d0f
MD5 hash:	1cb460ec8193722daa4bb0ac472dedcb
humanhash:	fix-lemon-river-river
File name:	hb_x86
Download:	download sample
File size:	328'242 bytes
First seen:	2026-10-17 08:10:26 UTC
Last seen:	2026-10-18 06:11:44 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	6144:NxqfU957+U47a8XWW6NwTq+JeYe6m3kOadgq4Fja8TSaM9QbUluxANm:N8fU95CKg/6H+JXe6V3SnTK7luxAU
TLSH	T13C6423CCE99EE8B1E945033C6D0316D2B52AEA74CE1C1DAB9E0DD9BB2F3D1211E04D95
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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/d3a9ee19-c3ba-42f9-85cb-6d274f58ec15/

Result

Verdict:

Clean

Maliciousness:

Behaviour

Runs as daemon

Connection attempt

Sends data to a server

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6ad32da38541e93d850ef364/reports/a40c0c2d-7470-41f4-95c9-60250ce4f825/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

custom

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

false

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Unknown

File Type:

elf.64.le

Link:

https://opentip.kaspersky.com/525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/33db24d5-e7b8-4814-a1a1-6aa15c2efa0e

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/9e06ee4b-36ab-423b-9900-d64d036c9a6d

Result

Threat name:

n/a

Detection:

suspicious

Classification:

evad

Score:

22 / 100

Link:

https://www.joesandbox.com/analysis/1988332

Signature

Sample is packed with UPX

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8/

Threat name:

Linux.Trojan.Generic

Status:

Suspicious

First seen:

2026-10-17 08:11:55 UTC

File Type:

ELF64 Little (Exe)

AV detection:

5 of 24 (20.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=kjpsrmqql6gbzvmphsdjxkuyhynnosq4xtyz34xdw7cptfzosh4a._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery linux upx

Link:

https://tria.ge/reports/261017-j3dmvav17n/

Behaviour

Reads runtime system information

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.12

Link:

https://yomi.yoroi.company/submissions/525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8

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:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

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:	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

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/

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

elf 525f28b2105f8c1cd58f3c869baa983e1ad74a1cbcf19df2e3b7c4f9972e91f8

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3950994/

Delivery method

Distributed via web download

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