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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393. 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: 8


Intelligence 8 IOCs YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393
SHA3-384 hash: 4c4052a498481c2ab64ad56e41778a4473f685e4e56b8fef6ead473ef27a9f31072aeb37276c1d83e15280e34926b93d
SHA1 hash: 1a1db4b860a32a69e1db5114920f4de6bdd970b7
MD5 hash: fa4ea930b8ef12d8242da44da5d1916b
humanhash: mexico-equal-march-nuts
File name:konkrete-1.9.9.jar
Download: download sample
Signature SilentNet
Create hunting rule
File size:106'606 bytes
First seen:2026-10-01 15:17:50 UTC
Last seen:2026-10-03 10:38:04 UTC
File type:Java file jar
MIME type:application/zip
ssdeep 1536:gYjwSfpS9fFWua6jKFmKGW5RjiulpWIVBUfHgjx8dtVlJVY1Al2qqzB/74PIbgAu:5cVFhaAKjRWbIfU4d8dTljYWlOGDtKM
TLSH T169A3121D74C7323CC61669B81858ADB3FB274A66E4C0BF1FE971043A85E969F43D4C26
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter C0RSA
Tags:donutsmp EtherHiding jar java Konkrete SilentNet


Avatar
C0RSA
silentnet-family Minecraft stealer. konkrete-1.9.9.jar - repack of 'Konkrete' with injected entrypoint com.github.HhX6qoM.
Campaign tag: 9ebad53b-2661-4d29-bfc3-6f7b705b68b3
Steals MC session (username, UUID, accessToken) -> POST /shard/prefireMc, then PNG-stego second stage -> portable Python -> main.py. Uploads latest.log -> /shard/submitMinecraftLog.
C2 via Polygon contract 0x9c0a507300fd902787bb193d80fca5ce6e1bff9a (selector 0xce6d41de).
Stage 2: /cdn/e/3b8f6d2a9c1e
Headers: X-Edge-Cache-Revalidate, X-Runtime-Env
Resolves C2 via DoH (cloudflare-dns.com / 1.1.1.1).

Intelligence

File Origin
# of uploads :
2
# of downloads :
99
Origin country :
GB GB
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
jar
Verdict:
Malicious activity
Analysis date:
2026-10-01 17:30:35 UTC
Tags:
silentnet stealer evasion
Link:
https://app.any.run/tasks/bbb18921-b343-4b48-b21d-cd1ad360ed5a

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/90126/
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6acec0f42e5d8a93d8153368
Tags:
malware
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6abe79c08aa04489b7f9a539/reports/b516d50b-e884-4646-88d7-ddfe3c6e7e8b/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393
Verdict:
Malicious
File Type:
jar
First seen:
2026-08-03T01:49:00Z UTC
Last seen:
2026-08-04T02:22:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393/results?tab=lookup
Score:
0%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393/
Threat name:
ByteCode-JAVA.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-08-03 22:17:00 UTC
File Type:
Binary (Archive)
Extracted files:
17
AV detection:
6 of 36 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z3s7eivjp65r4ihztkwr5sltblfgvrd4d5s3wwwhwh5hcgxxeojq._file
Result
Malware family:
silentnet
Create hunting rule
Score:
  10/10
Tags:
family:silentnet stealer
Link:
https://tria.ge/reports/261001-spqvpatgrh/
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/cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393

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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
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_17d5a043
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_205e30ee
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_2ccbf32b
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_2df056cd
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_5dd8d8b7
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:JAVA_Malware_Unknown_ForgeAuto_8814e6c9
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_90eece6c_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat extrait)
Rule name:JAVA_Malware_Unknown_ForgeAuto_f291aa0a
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Sample_Unique_76bcfb74
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_Malware_Unknown_ForgeAuto_6dc545a6
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (inconnu, etat binaire)
Rule name:MULTI_Malware_Unknown_ForgeAuto_b2a4008d
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (inconnu, etat binaire)
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar

File information

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

Web download

SilentNet

Java file jar cee5f222a97fbb1e20f99aad1ec9730aca6ac47c1f65bb5ac7b1fa711af72393

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/90126/

Comments