MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb5d401a8f46c7e1995ae93b62eae19fef57ce1cb73c16c994dc0e676bf81976. 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: 4

Intelligence 4 IOCs YARA 8 File information Comments

SHA256 hash:	bb5d401a8f46c7e1995ae93b62eae19fef57ce1cb73c16c994dc0e676bf81976
SHA3-384 hash:	b1424cf84379184537d73bcf44896978f93db5f41ab746cf72af098941a107496339b5f5f1c5d84fc85281ec7a3762b9
SHA1 hash:	ad966c824513d6139b0f9b8c2944a114d00a790e
MD5 hash:	a6f06573b293f91a48459870566aa31a
humanhash:	georgia-uniform-emma-texas
File name:	frjuhs
Download:	download sample
File size:	2'000'488 bytes
First seen:	2026-11-05 16:00:13 UTC
Last seen:	2026-11-05 16:24:42 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	49152:Eq1qujvl+9f1onbjlhna0KE8MtKuCwx+Semq41e:E6vblTXlhna7S1ASfnY
TLSH	T1F79533DEA0EAE2BB8660935664744FF468F583D7D0219782F3F81333E4B5EAE5910493
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) :	2'000'488 bytes
File size (de-compressed) :	5'898'423 bytes
Format:	linux/mips
Unpacked file:	2b4ba0dd988f7727cb10f61913a699218e0253008936703b6561d1361a0ac414

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/e1459580-76f2-4000-b7f3-5c6f1b43135a/

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6aeca823ce8feff659947adc/reports/c8465e82-4314-40d3-8217-cb28bf7d8178/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/22db9e0e-caa7-475f-88bd-ce7549107173

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/4c2dcd4e-bc65-4429-af20-ae12c67db6cf

Result

Threat name:

n/a

Detection:

suspicious

Classification:

evad

Score:

22 / 100

Link:

https://www.joesandbox.com/analysis/1999154

Signature

Sample is packed with UPX

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/bb5d401a8f46c7e1995ae93b62eae19fef57ce1cb73c16c994dc0e676bf81976/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xnouagupi3d6dgk25e5wf2xbt7xvptq4w46bnsmu3qhgo27ydf3a._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion discovery execution persistence privilege_escalation upx

Link:

https://tria.ge/reports/261105-tfvyqabw4y/

Behaviour

Enumerates kernel/hardware configuration

Reads runtime system information

System Network Configuration Discovery

Writes file to shm directory

Writes file to tmp directory

Modifies Bash startup script

UPX packed file

Creates/modifies Cron job

Creates/modifies environment variables

Modifies init.d

File and Directory Permissions Modification

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/bb5d401a8f46c7e1995ae93b62eae19fef57ce1cb73c16c994dc0e676bf81976

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:	GoBinTest Create hunting rule

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

Rule name:	ProgramLanguage_Golang Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language

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/