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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287. 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 60 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287
SHA3-384 hash: a2b55e6e771054136c8b3b20a6bb096bce49a1de692264ce8e665b1811bf9cfb000e34d54a86b45a667ee84ac117cd7b
SHA1 hash: f37bc8459292f1ee4d5f1e088962c4cd3661d01f
MD5 hash: 0e535741bc74c03fa20808b010ddf181
humanhash: mexico-magnesium-lamp-december
File name:VexxoProtect-v1.2-1.21.11.jar
Download: download sample
Signature Silentnet
Create hunting rule
File size:1'492'902 bytes
First seen:2026-11-06 17:12:27 UTC
Last seen:Never
File type:Java file jar
MIME type:application/java-archive
ssdeep 24576:mnIE4YLKk2rEot7wuBVM11VvuDfkPiIZfYDnyDUJgNoRd8+behn3mOCGoqcbgvvJ:mX4rR/M11UDfkaIKeBkVMnofgvB
TLSH T135653336EB2EE912EDC3D772C404CF55399728D8CA0D69A319B61F654B4B2C31FA2B14
TrID 57.8% (.JAR) Minecraft Fabric Mod (24020/2/4)
32.5% (.JAR) Java Archive (13500/1/2)
9.6% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter wok
Tags:jar java Python SilentNet

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
ID ID
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
jar
Verdict:
Malicious activity
Analysis date:
2026-11-06 18:31:31 UTC
Tags:
silentnet stealer etherhiding evasion arch-exec arch-doc python auto generic openssl tool
Link:
https://app.any.run/tasks/9e738138-c0fe-4cf1-b74b-f69727d877c3

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/97802/
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6af1ba05ac89c90fc65a4b25
Tags:
virus java
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a service
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6aee0b276820265d24a3b563/reports/613476ba-9c71-4f5c-a276-6f9e80ac45bd/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287
Result
Malware family:
Silentnet
Create hunting rule
Verdict:
Malicious
Trusted hash?:
False
File:
79
Classes:
66
Nested archives:
0
Source:
https://www.jarscanner.org/
Findings
Minecraft session theft indicators: Code associated with Minecraft session-token collection was found.
Silentnet signature: Known Silentnet data path was found.
External process execution: ProcessBuilder can execute operating-system commands.
User-Agent: May indicate outbound HTTP requests or client impersonation.
Verdict:
Unknown
File Type:
jar
Link:
https://opentip.kaspersky.com/150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287/results?tab=lookup
Result
Threat name:
SilentNet
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/2000057
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
Inline Python code execution detected
Joe Sandbox ML detected suspicious sample
Modifies the windows firewall
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 many files with high entropy
Writes to foreign memory regions
Yara detected Python Keylogger
Yara detected SilentNet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2000057 Sample: VexxoProtect-v1.2-1.21.11.jar Startdate: 06/11/2026 Architecture: WINDOWS Score: 100 118 www.python.org 2->118 120 files.pythonhosted.org 2->120 122 3 other IPs or domains 2->122 150 Suricata IDS alerts for network traffic 2->150 152 Yara detected SilentNet 2->152 154 Yara detected Python Keylogger 2->154 156 11 other signatures 2->156 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 915 18->26         started        dnsIp7 132 185.178.208.191, 443, 49705, 49716 DDOS-GUARDRU Russia 26->132 134 104.20.46.180, 443, 49703 CLOUDFLARENET-CloudflareIncUS Canada 26->134 110 C:\Users\user\AppData\Local\...\python.exe, PE32+ 26->110 dropped 112 C:\Users\user\AppData\Local\...\python312.zip, Zip 26->112 dropped 114 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 26->114 dropped 116 649 other files (1 malicious) 26->116 dropped 168 Inline Python code execution detected 26->168 31 python.exe 218 26->31         started        file8 signatures9 process10 dnsIp11 136 64.31.48.194, 443, 49721 LIMESTONENETWORKS-LimestoneNetworksIncUS Japan 31->136 138 198.178.224.35, 443, 49719 LATITUDE-SH-LatitudeshUS United States 31->138 140 4 other IPs or domains 31->140 78 C:\Users\user\AppData\Local\...\python.exe, PE32+ 31->78 dropped 80 C:\Users\user\AppData\...\tmp_2w52w4s_.zip, Zip 31->80 dropped 82 C:\Users\user\AppData\Local\...\python312.zip, Zip 31->82 dropped 84 34 other files (1 malicious) 31->84 dropped 142 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 31->142 144 Tries to harvest and steal browser information (history, passwords, etc) 31->144 146 Writes to foreign memory regions 31->146 148 4 other signatures 31->148 36 python.exe 1272 31->36         started        41 pip.exe 31->41         started        43 python.exe 31->43         started        45 2 other processes 31->45 file12 signatures13 process14 dnsIp15 124 151.101.64.223, 443, 49744, 49748 FASTLY-FastlyIncUS Canada 36->124 94 C:\Users\user\AppData\Local\Temp\...\wait.py, Python 36->94 dropped 96 C:\Users\user\AppData\Local\Temp\...\util.py, Python 36->96 dropped 98 C:\Users\user\AppData\Local\Temp\...\url.py, Python 36->98 dropped 106 797 other files (none is malicious) 36->106 dropped 158 Suspicious powershell command line found 36->158 160 Uses schtasks.exe or at.exe to add and modify task schedules 36->160 162 Uses netsh to modify the Windows network and firewall settings 36->162 166 3 other signatures 36->166 47 conhost.exe 36->47         started        49 cmd.exe 36->49         started        51 python.exe 41->51         started        54 conhost.exe 41->54         started        126 208.91.109.46 TERASWITCH-TeraSwitchNetworksIncUS Japan 43->126 128 142.251.157.119 GOOGLE-GoogleLLCUS United States 43->128 130 2 other IPs or domains 43->130 100 C:\Recovery\OEM\...\RuntimeBroker.exe, PE32+ 43->100 dropped 102 C:\Users\user\AppData\Local\...\stdole.py, Python 43->102 dropped 104 _78530B68_61F9_11D...A024580902_0_1_0.py, Python 43->104 dropped 108 4 other files (none is malicious) 43->108 dropped 164 Adds a directory exclusion to Windows Defender 43->164 56 powershell.exe 43->56         started        58 powershell.exe 43->58         started        60 powershell.exe 43->60         started        62 12 other processes 43->62 file16 signatures17 process18 file19 86 C:\Users\user\AppData\Local\...\tmpyg1ihzm6, Zip 51->86 dropped 88 C:\Users\user\AppData\Local\...\tmpulnv9h7e, Zip 51->88 dropped 90 C:\Users\user\AppData\Local\...\tmpsfzogvg0, Zip 51->90 dropped 92 222 other files (14 malicious) 51->92 dropped 64 conhost.exe 56->64         started        66 conhost.exe 58->66         started        68 conhost.exe 60->68         started        70 conhost.exe 62->70         started        72 conhost.exe 62->72         started        74 conhost.exe 62->74         started        76 8 other processes 62->76 process20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287/
Threat name:
ByteCode-JAVA.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-22 16:55:07 UTC
File Type:
Binary (Archive)
Extracted files:
79
AV detection:
5 of 38 (13.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cuhsk5c7ufdhw3qvbozwzkwojof5wrciqtdixy76cwp353psmkdq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/261106-vrge5s1vex/
Malware Family:
java
Create hunting rule
Malicious:
True
Tags:
jar sets-process-name detect-debug-environment checks-cpu-name
Link:
https://intel.virussign.com/intelligence/file/150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287
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/150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:JAVA_Malware_NyxStealer_ForgeAuto_225d488c_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects NyxStealer (class, etat extrait)
Rule name:JAVA_Malware_SilentNet_ForgeAuto_899a23e1_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects SilentNet (class, etat extrait)
Rule name:JAVA_Malware_SilentNet_ForgeAuto_b44026bb_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects SilentNet (class, etat extrait)
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_24ab100f
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_279c3886
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_2ef75980
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_4b3cb567
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_5babfab8
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_5fc0faf9
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_6af65235
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_6e2e769f
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_705fb75e
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_7c3befee
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_841e376a
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_859881ec
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_89197504
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_898655ff
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_90bd355d
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_93d2b659
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_98facb7f
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_9d580dd6
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_a0426def
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_b3809433
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_bc333af1
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_be69aa21
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_c6a9f141
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_c8fab2f9
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_e1eeca57
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_eeb5aa5b
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_f1bff940
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_f291aa0a
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_f29bab2a
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_f926585a
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (class, etat binaire)
Rule name:JAVA_Malware_Unknown_ForgeAuto_faadfb1c
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_Malware_Unknown_ForgeAuto_14fe019b
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (inconnu, etat binaire)
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: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.

Web download

Silentnet

Java file jar 150f25745fa1467b6e150bb36caace4b8bdb444884c68be3fe159fbeedf26287

(this sample)

  
Dropping
SilentNet
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/97802/

Comments