MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7
SHA3-384 hash: e6ce94662793a58653c0639868fef0f3636f188dd87b9beba60b35b0715bb16da7d0195b2538ad02a694fb3cbd6ae912
SHA1 hash: 398cd3a08b1d864c28db3906d8e7eb87df8578bb
MD5 hash: 317c2388ed1e20401060623f5f4e06bf
humanhash: california-winner-west-low
File name:krypton-client-mc+1.21.11.jar
Download: download sample
Signature SilentNet
Create hunting rule
File size:6'697'620 bytes
First seen:2026-06-17 18:15:56 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 98304:CCPf2496gQMxoiv7OHUusAhBsGHRLSL1r5Rky9gicngOiWYAR4oXRy+0dXoma7h:CCH28QM+ik3hi4xSL9Tc21AioBy3za7h
TLSH T1516633BA277DB406B4F385FFE31740E3149027A8452E4E4CC2360F9D5A3B586A9E1BB5
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter burger
Tags:jar SilentNet

Intelligence

File Origin
# of uploads :
1
# of downloads :
107
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
krypton-client-mc1.21.11.jar
Verdict:
Malicious activity
Analysis date:
2026-06-17 18:09:05 UTC
Tags:
silentnet stealer etherhiding python evasion arch-exec arch-doc openssl tool
Link:
https://app.any.run/tasks/34497ff8-1166-4feb-82b8-28120b8fb60a

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/71100/
Detection(s):
SecuriteInfo.com.Java.Trojan.GenericGB.29966.3239.14656.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Java.Trojan.GenericGB.29966.13982.1460.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a32e2bd54a045c3408a0029
Tags:
n/a
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6a32e46f4dca8c24a594e98c/reports/9a7df19c-c0e8-45b8-b7ea-c00b0b71a90c/overview
Verdict:
Malicious
Labled as:
Java.Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7
Verdict:
Malicious
File Type:
jar
First seen:
2026-06-17T15:14:00Z UTC
Last seen:
2026-06-19T00:55:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Java.Generic
Link:
https://opentip.kaspersky.com/e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1929590
Signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1929590 Sample: krypton-client-mc+1.21.11.jar Startdate: 17/06/2026 Architecture: WINDOWS Score: 52 12 Multi AV Scanner detection for submitted file 2->12 14 Joe Sandbox ML detected suspicious sample 2->14 6 cmd.exe 2 2->6         started        process3 process4 8 java.exe 3 6->8         started        10 conhost.exe 6->10         started       
Score:
0%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7/
Verdict:
Malicious
Threat:
Family.SILENTNET
Link:
https://tip.neiki.dev/file/e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7
Threat name:
ByteCode-JAVA.Trojan.Malgent
Create hunting rule
Status:
Malicious
First seen:
2026-06-08 19:07:26 UTC
File Type:
Binary (Archive)
Extracted files:
13
AV detection:
6 of 24 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5exvz4ku56fei7fs554fe72fy7jedfiajkki3j34myolwcklm3tq._file
Result
Malware family:
silentnet
Create hunting rule
Score:
  10/10
Tags:
family:silentnet stealer
Link:
https://tria.ge/reports/260617-wwj79sby4l/
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/e92f5cf154ef8a447cb2ef78527f45c7d24195004a948da77c661cbb094b66e7

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/71100/

Comments