MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31257befcfc080c5685485c292bb4e01c5536f072e6ce24cae05d11827fac962. 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 5 File information Comments

SHA256 hash:	31257befcfc080c5685485c292bb4e01c5536f072e6ce24cae05d11827fac962
SHA3-384 hash:	d5fb6305ab91f920f78c28f12e5c5a2f1b55d8052d90677be192129382cf550c9e91fca7f74c7b34f6d8039f06d7b197
SHA1 hash:	f0e384d91502fe512acacfa68c6c396f9f7d3294
MD5 hash:	7432d669a900dacd338c311a40cdb37f
humanhash:	skylark-butter-batman-berlin
File name:	go_bot.mips.bak
Download:	download sample
File size:	826'908 bytes
First seen:	2026-10-05 07:38:01 UTC
Last seen:	2026-10-06 03:03:02 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	12288:luXGoE3tZRb4ClXCGHhxQslzNnUbQPG3MYT3ahlfbl8jZA7ALoCLTp2M5GcEA:lAc3tZRb4CEGHnrRnfGcuqhtleyWlAW
TLSH	T1D6053354A01AE471F8749BDB13570B1B9CA6B6B707F9DD4EEB2ACA51CCEF12A0011C39
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 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) :	826'908 bytes
File size (de-compressed) :	3'145'885 bytes
Format:	linux/mips
Unpacked file:	a85f6d9c86c2b4e9453c8441d53416bab8775ad9739bac095eaab7947acb1fee

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/15ba0cbf-e024-49fa-b13b-5c09bf4af070/

Detection(s):

SecuriteInfo.com.ELF.Agent-BQZ.12144718.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Gathering data

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

mips

Packer:

UPX

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/31257befcfc080c5685485c292bb4e01c5536f072e6ce24cae05d11827fac962

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Unknown

File Type:

elf.32.be

First seen:

2026-10-05T04:52:00Z UTC

Last seen:

2026-10-07T05:13:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/31257befcfc080c5685485c292bb4e01c5536f072e6ce24cae05d11827fac962/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/036d056a-8477-40c0-9270-f844efdc1b98

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/1cd746e5-79df-44f2-ada9-226f430dc28d

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/1982143

Signature

Antivirus / Scanner detection for submitted sample

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/31257befcfc080c5685485c292bb4e01c5536f072e6ce24cae05d11827fac962

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/31257befcfc080c5685485c292bb4e01c5536f072e6ce24cae05d11827fac962/

Threat name:

Linux.Trojan.Generic

Status:

Suspicious

First seen:

2026-10-01 08:09:06 UTC

File Type:

ELF32 Big (Exe)

AV detection:

10 of 24 (41.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=gesxx36pycamk2cuqxbjfo2oahcvg3yhfzwoetfoaxirqj72zfra._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery upx

Link:

https://tria.ge/reports/261005-jgzcesz12k/

Behaviour

Reads runtime system information

System Network Configuration Discovery

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/31257befcfc080c5685485c292bb4e01c5536f072e6ce24cae05d11827fac962

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:	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/