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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20d8bd5ba2be4f62a921fec36adb66239a070ca88b932e2e2076ad25fa3385b5. 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: 4


Intelligence 4 IOCs YARA 1 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 20d8bd5ba2be4f62a921fec36adb66239a070ca88b932e2e2076ad25fa3385b5
SHA3-384 hash: 90168a076b5cd5387a3a644eb38d84e20dc1f360e6f58b54abe59df1c4ef519442666e555ff93d2615c5c50918dd90ad
SHA1 hash: 53f8a33b2d80a10c80f0348b0598e9ad1e950d66
MD5 hash: 778e161ac57121eb798410ab13d5f832
humanhash: dakota-failed-carolina-coffee
File name:4E-client.jar.github-Course23sz
Download: download sample
Signature SilentNet
Create hunting rule
File size:505'859 bytes
First seen:2026-09-25 12:08:32 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:GmbjtiJdj4jFR0axG8jedr/I0+ILHOHbqCsD+5m5:G88j630uGCedrgXItCsD0m5
TLSH T19CB4F112E23C007EDE377332E806DA90BCA5D6D2E012741A6A7C04D919D36BB5F99BDD
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter GhostTypes
Tags:EtherHiding jar SilentNet

Intelligence

File Origin
# of uploads :
1
# of downloads :
98
Origin country :
FR FR
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Java.Agent.ADG.tr.999.32328.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/20d8bd5ba2be4f62a921fec36adb66239a070ca88b932e2e2076ad25fa3385b5
Verdict:
Malicious
File Type:
jar
First seen:
2026-09-25T10:13:00Z UTC
Last seen:
2026-09-26T22:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/20d8bd5ba2be4f62a921fec36adb66239a070ca88b932e2e2076ad25fa3385b5/results?tab=lookup
Score:
0%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/20d8bd5ba2be4f62a921fec36adb66239a070ca88b932e2e2076ad25fa3385b5
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/20d8bd5ba2be4f62a921fec36adb66239a070ca88b932e2e2076ad25fa3385b5/
Threat name:
ByteCode-JAVA.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-09-25 12:09:38 UTC
File Type:
Binary (Archive)
Extracted files:
154
AV detection:
5 of 24 (20.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=edml2w5cxzhwfkjb73bwvw3geonaodfirojs4lrao2wsl6rtqw2q._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260925-rx617stzgx/
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/20d8bd5ba2be4f62a921fec36adb66239a070ca88b932e2e2076ad25fa3385b5

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: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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Comments


Avatar
commented on 2026-09-30 01:39:57 UTC

SilentNet gen-1 (allatori-inline) fake Minecraft mod from the Course23sz/qdqdqd GitHub arsenal (github.com/Course23sz, terminated). C2 contract 0x9c0a507300fd902787bb19d80fca5ce6e1bff9a (Polygon, chain A/C1 -> thisisafalsepositive.st), hardcoded fallback sltnnt.ru, stage-2 via /cdn/v2/9f4e7a2c1b8d.png. Customer UUID 2a03ee51.