MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 caa82df9cbffebdeea7835758bd0abfc3f5d334c15f771c88c749a202f84d122. 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

SilentNet

Vendor detections: 5

Intelligence 5 IOCs YARA 8 File information Comments

SHA256 hash:	caa82df9cbffebdeea7835758bd0abfc3f5d334c15f771c88c749a202f84d122
SHA3-384 hash:	006c6bcb5afce9c927704b16948612e6c8c568e0ea8b44b935d2a53c3fd7402b9e52ed6cc90e3a4141876b5ed30dd811
SHA1 hash:	99cc2206f7438a31310857746a3e88627e099127
MD5 hash:	3900cc14cf3dd641f6bcf5a39348c582
humanhash:	quiet-thirteen-fish-bravo
File name:	KryptonPlus+1.21.11.jar
Download:	download sample
Signature	SilentNet Create hunting rule
File size:	4'926'067 bytes
First seen:	2026-09-24 21:37:47 UTC
Last seen:	Never
File type:	jar
MIME type:	application/zip
ssdeep	98304:XqNp7VUBBvyc4JMcLh2JNAjbGBaFHgVk5K1T10ezd8LP2Ugvl:Xq/VMB6zJMcLA+bGBaFAVki1RzdYPO9
TLSH	T1683633075C323BCBCD9B38F9DDDB73B12E970ED795AA8E534FA5274288AA12E0441345
TrID	77.1% (.JAR) Java Archive (13500/1/2) 22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika	jar
Reporter	wok
Tags:	jar java Python SilentNet

Intelligence

File Origin

# of uploads :

# of downloads :

117

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

https://www.mediafire.com/file/h7hjt8irzy3khj5/KryptonPlus%252B1.21.11.jar/file

Verdict:

Malicious activity

Analysis date:

2026-08-16 15:14:43 UTC

Tags:

fingerprinting silentnet stealer

Link:

https://app.any.run/tasks/e408a8bd-667b-404c-922d-17474a8f629d

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/88884/

Detection(s):

SecuriteInfo.com.Java.Agent.ADG.tr.21837.741.UNOFFICIAL

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/6ab59844253611881e645dc0/reports/e03acd50-9be0-43bd-855a-e5588c7e9588/overview

Verdict:

Suspicious

Link:

https://www.hybrid-analysis.com/sample/caa82df9cbffebdeea7835758bd0abfc3f5d334c15f771c88c749a202f84d122

Verdict:

Malicious

File Type:

jar

First seen:

2026-08-29T10:00:00Z UTC

Last seen:

2026-09-25T17:42:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/caa82df9cbffebdeea7835758bd0abfc3f5d334c15f771c88c749a202f84d122/results?tab=lookup

Score:

Verdict:

Benign

File Type:

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/260924-1g5b4s1v9p/

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

Threat name:

Suspicious File

Score:

0.35

Link:

https://yomi.yoroi.company/submissions/caa82df9cbffebdeea7835758bd0abfc3f5d334c15f771c88c749a202f84d122

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:	JAVA_Malware_Unknown_ForgeAuto_03a7ca91 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (class, etat binaire)

Rule name:	JAVA_Malware_Unknown_ForgeAuto_0ece8eba Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (class, etat binaire)

Rule name:	JAVA_Malware_Unknown_ForgeAuto_1fde0fe5 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (class, etat binaire)

Rule name:	JAVA_Malware_Unknown_ForgeAuto_50b45f1d Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (class, etat binaire)

Rule name:	JAVA_Malware_Unknown_ForgeAuto_5888acd8 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (class, etat binaire)

Rule name:	JAVA_Malware_Unknown_ForgeAuto_61773a0a Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (class, etat binaire)

Rule name:	MULTI_Dropper_Unknown_GitHubObfuscated_JAR Create hunting rule
Author:	Marjoriefort
Description:	JAR dropper : classes obfusquees a noms random sous com/github/ (densite >= 4) - famille du resolver GitHub
Reference:	Veille glissante 2026-09-17_22 / grappe 21 JAR

Rule name:	MULTI_PUA_FabricMod_PackageIcon_LicenseGithub Create hunting rule
Author:	Marjoriefort
Description:	Mod Minecraft Fabric (structure package + LICENSE_github) soumis en masse - PUA/mods, pattern de soumission
Reference:	misses_archive / grappe 9 archives