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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 091f2baa5dc8a0cacf86dcced5e2804e87e984a8540139b54309853f373bfd24. 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: 6


Intelligence 6 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 091f2baa5dc8a0cacf86dcced5e2804e87e984a8540139b54309853f373bfd24
SHA3-384 hash: 918e44112a25156fe02ce3b01f08f3d5e3607f16610b0113ac3b115efd770b60877209d0db69192ef3430df166f25720
SHA1 hash: f110c9a85d0d649a5fc16dbee4c2eeb8dda83497
MD5 hash: b23d22ed1044623196243b53d41e3b6a
humanhash: item-ohio-nine-charlie
File name:prestige-client.jar
Download: download sample
Signature SilentNet
Create hunting rule
File size:2'164'078 bytes
First seen:2026-10-27 12:37:38 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 49152:U7MKZiFAqzSnodyPL59HlgyeSN0KFG6e0nQl4q:U7MAiGqzSnPBeSNS6eUy
TLSH T1CFA5335E856784C6CB43AD0123EA1D37ADD3AA0912695FCDF3B5041D4C8260BB5C9AFF
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter rifteyy
Tags:jar SilentNet stealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
CZ CZ
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
prestige-client.jar
Verdict:
No threats detected
Analysis date:
2026-10-27 11:47:15 UTC
Tags:
java
Link:
https://app.any.run/tasks/f75b9df2-a63a-4b22-9d64-f941ce3f3fbb

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/95482/
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae09b393a56bbccb37bee47
Tags:
virus java
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6ae09b35b2b065be452907a8/reports/cff41a1d-66f9-4329-8d5c-f73677a49923/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/091f2baa5dc8a0cacf86dcced5e2804e87e984a8540139b54309853f373bfd24
Verdict:
Clean
File Type:
jar
Link:
https://opentip.kaspersky.com/091f2baa5dc8a0cacf86dcced5e2804e87e984a8540139b54309853f373bfd24/results?tab=lookup
Result
Threat name:
SilentNet
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1992772
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Creates a thread in another existing process (thread injection)
Exploit detected, runtime environment starts unknown processes
Modifies the windows firewall
Multi AV Scanner detection for submitted file
Potential Privilege Escalation using Task Scheduler highest RunLevel
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Rare Remote Thread Creation By Uncommon Source Image
Sigma detected: Schedule system process
Sigma detected: Schtasks Creation Or Modification With SYSTEM Privileges
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Python Keylogger
Yara detected SilentNet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1992772 Sample: prestige-client.jar Startdate: 27/10/2026 Architecture: WINDOWS Score: 100 117 thisisafalsepositive.st 2->117 119 files.pythonhosted.org 2->119 121 3 other IPs or domains 2->121 149 Suricata IDS alerts for network traffic 2->149 151 Multi AV Scanner detection for submitted file 2->151 153 Yara detected SilentNet 2->153 155 9 other signatures 2->155 12 cmd.exe 1 2->12         started        14 powershell.exe 2->14         started        16 powershell.exe 2->16         started        signatures3 process4 process5 18 java.exe 5 12->18         started        20 conhost.exe 12->20         started        22 conhost.exe 14->22         started        24 conhost.exe 16->24         started        process6 26 javaw.exe 884 18->26         started        dnsIp7 131 thisisafalsepositive.st 185.178.208.191, 443, 49716, 49723 DDOS-GUARDRU Russia 26->131 133 172.66.146.203, 443, 49714 CLOUDFLARENET-CloudflareIncUS Canada 26->133 101 C:\Users\user\AppData\Local\...\python.exe, PE32+ 26->101 dropped 103 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 26->103 dropped 105 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 26->105 dropped 107 623 other files (none is malicious) 26->107 dropped 30 python.exe 218 26->30         started        file8 process9 dnsIp10 135 64.31.48.194, 443, 49728 LIMESTONENETWORKS-LimestoneNetworksIncUS Japan 30->135 137 198.178.224.35, 443, 49726 LATITUDE-SH-LatitudeshUS United States 30->137 139 4 other IPs or domains 30->139 109 C:\Users\user\AppData\Local\...\python.exe, PE32+ 30->109 dropped 111 C:\Users\user\AppData\Local\...\main.py, Python 30->111 dropped 113 C:\Users\user\AppData\...\tmpzzvuxe3i.tmp, PE32+ 30->113 dropped 115 32 other files (none is malicious) 30->115 dropped 141 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 30->141 143 Tries to harvest and steal browser information (history, passwords, etc) 30->143 145 Writes to foreign memory regions 30->145 147 2 other signatures 30->147 35 python.exe 1118 30->35         started        40 pip.exe 30->40         started        42 python.exe 30->42         started        44 2 other processes 30->44 file11 signatures12 process13 dnsIp14 123 dualstack.python.map.fastly.net 151.101.192.223, 443, 49749, 49755 FASTLY-FastlyIncUS Canada 35->123 85 C:\Users\user\AppData\Local\...\pip3.exe, PE32+ 35->85 dropped 87 C:\Users\user\AppData\Local\...\pip3.12.exe, PE32+ 35->87 dropped 89 C:\Users\user\AppData\Local\...\pip.exe, PE32+ 35->89 dropped 97 390 other files (none is malicious) 35->97 dropped 157 Suspicious powershell command line found 35->157 159 Uses schtasks.exe or at.exe to add and modify task schedules 35->159 161 Uses netsh to modify the Windows network and firewall settings 35->161 165 2 other signatures 35->165 46 conhost.exe 35->46         started        48 python.exe 40->48         started        51 conhost.exe 40->51         started        125 208.91.109.46 TERASWITCH-TeraSwitchNetworksIncUS Japan 42->125 127 142.251.155.119 GOOGLE-GoogleLLCUS United States 42->127 129 2 other IPs or domains 42->129 91 C:\Recovery\OEM\...\RuntimeBroker.exe, PE32+ 42->91 dropped 93 C:\Users\user\AppData\Local\...\stdole.py, Python 42->93 dropped 95 _78530B68_61F9_11D...A024580902_0_1_0.py, Python 42->95 dropped 99 4 other files (none is malicious) 42->99 dropped 163 Adds a directory exclusion to Windows Defender 42->163 53 powershell.exe 42->53         started        55 powershell.exe 42->55         started        57 powershell.exe 42->57         started        59 12 other processes 42->59 file15 signatures16 process17 file18 77 C:\Users\user\AppData\Local\...\wsdump.exe, PE32+ 48->77 dropped 79 C:\Users\user\AppData\...\cffi-gen-src.exe, PE32+ 48->79 dropped 81 C:\Users\user\AppData\Local\...\win32wnet.pyd, PE32+ 48->81 dropped 83 454 other files (none is malicious) 48->83 dropped 61 cmd.exe 48->61         started        63 conhost.exe 53->63         started        65 conhost.exe 55->65         started        67 conhost.exe 57->67         started        69 conhost.exe 59->69         started        71 conhost.exe 59->71         started        73 conhost.exe 59->73         started        75 8 other processes 59->75 process19
Score:
0%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/091f2baa5dc8a0cacf86dcced5e2804e87e984a8540139b54309853f373bfd24
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/091f2baa5dc8a0cacf86dcced5e2804e87e984a8540139b54309853f373bfd24/
Threat name:
Win32.Trojan.Ravartar
Create hunting rule
Status:
Malicious
First seen:
2026-10-19 14:39:40 UTC
File Type:
Binary (Archive)
Extracted files:
11
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bepsxks5zcqmvt4g3thnlyuaj2d6tbfikqattnkdbgct6nz37usa._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/261027-pt5mvsc12v/
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/091f2baa5dc8a0cacf86dcced5e2804e87e984a8540139b54309853f373bfd24

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_19bba56c
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:SilentNet_CharArith_Obfuscation
Create hunting rule
Author:NyxIndius
Description:Detects Java class with char-arithmetic string obfuscation (ldc/sipush A - B, isub, i2c) in volume
Rule name:SilentNet_FakeFabric_Jar_Container
Create hunting rule
Author:NyxIndius
Description:Detects fake Fabric mod JAR with net/fabric/ package (not net/fabricmc/) and random class names, associated with SilentNet loader/stealer
Rule name:SilentNet_FakeFabric_Metadata
Create hunting rule
Author:NyxIndius
Description:Detects MANIFEST or fabric.mod.json pointing to a net.fabric.* entrypoint (fake Fabric mod, SilentNet)
Rule name:SilentNet_FakeFabric_Mod_Jar
Create hunting rule
Author:NyxIndius
Description:Detects SilentNet Minecraft stealer fake Fabric mod JAR: fabric.mod.json plus random-named classes directly under com/github/ or net/fabric/ (incl. inner classes), without net/fabricmc/
Rule name:SilentNet_Loader_Class
Create hunting rule
Author:NyxIndius
Description:Detects SilentNet Java loader/stealer class: char-arith obfuscation plus launcher, dropper, custom HTTPS/DoH client or Minecraft session reflection

File information

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

anyrun
any.run
https://app.any.run/tasks/f75b9df2-a63a-4b22-9d64-f941ce3f3fbb
  
Link
https://tria.ge/261027-nwx55adw8k
Cape
Cape
https://www.capesandbox.com/analysis/95482/

Comments