MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef. 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: 062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef
SHA3-384 hash: f095467a1de93991b20755eded6b3d17140b69a407ba9238c7064b9427d396fa3426b50430a9d18327538de894ecca4b
SHA1 hash: 41e2acbfaa4c7ebb4b0f3784274a3ec6d7f05150
MD5 hash: 936128e51d97e8413565ab372ac6a717
humanhash: xray-grey-island-east
File name:Krypton1.21.11.jar
Download: download sample
Signature SilentNet
Create hunting rule
File size:1'063'409 bytes
First seen:2026-06-15 14:14:34 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 24576:hewARsrd10PFLnmT7n9PlltSm5/W7GejPP/Jz7uOc:ow4sctLnmT7n9dKy/WKez/J3G
TLSH T15D3533B4FB1D2338F947AA320C1FD18062D28D970363955D273D2F25AD982D896DE3D6
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 :
154
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
Krypton1.21.11.jar
Verdict:
Malicious activity
Analysis date:
2026-06-15 14:14:17 UTC
Tags:
silentnet stealer python arch-exec evasion
Link:
https://app.any.run/tasks/6446b26b-6a92-444e-bb7a-bd4eddf812ae

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/70803/
Detection(s):
SecuriteInfo.com.Java.Trojan.GenericGB.29966.2448.20360.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Java.Trojan.GenericGB.29966.11785.3577.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a3007f734eaf30d8ce65e92
Tags:
virus java
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6a30090d1f652d686580f152/reports/93d5184d-f6b0-4e55-8927-67ff4ff75166/overview
Verdict:
Malicious
Labled as:
Java.Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef
Verdict:
Clean
File Type:
jar
First seen:
2026-06-15T23:49:00Z UTC
Last seen:
2026-06-15T23:55:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1928084
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: 1928084 Sample: Krypton1.21.11.jar Startdate: 15/06/2026 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/062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef/
Verdict:
Malicious
Threat:
Family.SILENTNET
Link:
https://tip.neiki.dev/file/062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef
Threat name:
ByteCode-JAVA.Trojan.Ravartar
Create hunting rule
Status:
Malicious
First seen:
2026-06-06 17:39:51 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=ayxm2xbxf35kcdj5olyiyvjqbqyqu4nakkhdgyqzqs5s6fp4g7xq._file
Result
Malware family:
silentnet
Create hunting rule
Score:
  10/10
Tags:
family:silentnet stealer
Link:
https://tria.ge/reports/260615-rka31aev8p/
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/062ecd5c372efaa10d3d72f08c55300c310a71a0528e33621984bb2f15fc37ef

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/70803/

Comments