MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ef2a675f557b8dd90e2dedc9e9eb8dbb705861ff498de27aaf3925a65fe7e90. 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: 6

Intelligence 6 IOCs YARA 1 File information Comments

SHA256 hash:	2ef2a675f557b8dd90e2dedc9e9eb8dbb705861ff498de27aaf3925a65fe7e90
SHA3-384 hash:	7c447443a39ba4095e5617982fcbff07e4940f1080afcda320fe440bb1ce677222920d3c1dfdeabe077ed681f58a5db5
SHA1 hash:	8237c2ceaf8b04db66cded8be0216bca3cfe549a
MD5 hash:	2b5baee4373e435583c7bf0089c8e450
humanhash:	six-beer-sad-two
File name:	k.php
Download:	download sample
File size:	45'513 bytes
First seen:	2026-07-23 06:06:32 UTC
Last seen:	2026-07-24 03:41:33 UTC
File type:	sh
MIME type:	text/x-shellscript
ssdeep	768:hr9NyXsZztCJ9GKYpr9GKYp82fkR4nnA9GKYpr9GKYp82fkR4nnx:ZHusZPco
TLSH	T1BA136D6526953C25AE9988375D7F2F0CB9A983E2300491DDBF8A3CF18C15A9CE718B1D
TrID	70.0% (.SH) Linux/UNIX shell script (7000/1) 30.0% (.) Unix-like shebang (var.3) (gen) (3000/1)
Magika	shell
Reporter	abuse_ch
Tags:	sh

Shell script dropper

This file seems to be a shell script dropper, using wget, ftpget and/or curl. More information about the corresponding payload URLs are shown below.

URL	Malware sample (SHA256 hash)	Signature	Tags
http://160.119.69.4/x	n/a	n/a	160-119-69-4 sh ua-wget

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

SecuriteInfo.com.Linux.BackDoor.Siggen.759-2.UNOFFICIAL

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

base64 bash evasive lolbin masquerade obfuscated

Link:

https://www.filescan.io/uploads/6a61af6d702e9cb690850c2e/reports/95195a8f-33e8-463b-bc49-d3dd574817bd/overview

Verdict:

Malicious

File Type:

unix shell

First seen:

2026-07-23T04:37:00Z UTC

Last seen:

2026-07-23T05:01:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/2ef2a675f557b8dd90e2dedc9e9eb8dbb705861ff498de27aaf3925a65fe7e90/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/6aeeed32-0231-45fc-9798-98526d141def

Behavior Graph:

Download SVG

Score:

94%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/2ef2a675f557b8dd90e2dedc9e9eb8dbb705861ff498de27aaf3925a65fe7e90

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/2ef2a675f557b8dd90e2dedc9e9eb8dbb705861ff498de27aaf3925a65fe7e90/

Threat name:

Linux.Trojan.Generic

Status:

Suspicious

First seen:

2026-07-23 06:07:31 UTC

File Type:

Text (Shell)

AV detection:

13 of 24 (54.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=f3zkm5pvk64n3ehc33oj5hvy3o3qlbq76smn4j5k6ojfuzp6p2ia._file

Result

Malware family:

n/a

Score:

8/10

Tags:

antivm credential_access defense_evasion discovery execution linux persistence privilege_escalation

Link:

https://tria.ge/reports/260723-gt2l7ssbld/

Behaviour

Enumerates kernel/hardware configuration

Reads runtime system information

Writes file to tmp directory

Deobfuscate/Decode Files or Information

Checks CPU configuration

Creates .desktop file

Modifies Bash startup script

Adds a user to the system

Creates/modifies Cron job

Creates/modifies environment variables

Deletes log files

Enumerates running processes

Modifies rc script

File and Directory Permissions Modification

Deletes Audit logs

Deletes system logs

OS Credential Dumping

Modifies password files for system users/ groups

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

Threat name:

Legit

Score:

0.16

Link:

https://yomi.yoroi.company/submissions/2ef2a675f557b8dd90e2dedc9e9eb8dbb705861ff498de27aaf3925a65fe7e90

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:	SUSP_LNX_Base64_Exec_Apr24 Create hunting rule
Author:	Christian Burkard
Description:	Detects suspicious base64 encoded shell commands (as seen in Palo Alto CVE-2024-3400 exploitation)
Reference:	Internal Research