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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383. 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: 5


Intelligence 5 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383
SHA3-384 hash: 8a80c7b2f9694068b3f63e514dae6314846a243ce6e6b2a87c2613c128e7142525bea84e70a210c09432df546a7670ed
SHA1 hash: 3ad06e32ee82c0c1fdece72533f4eae11f9b4ce9
MD5 hash: 746ee7a59b04a71c1fbc5df454abd8e3
humanhash: oven-saturn-black-venus
File name:Dupe-MC2.03.jar
Download: download sample
Signature SilentNet
Create hunting rule
File size:2'819'958 bytes
First seen:2026-10-29 17:24:15 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 49152:44wSptDVSSxmmeXY1bi1B49w5O8+kCjKWDD5SKDZQSyZWfeleoXn:prptESUmoYVg4h8+5KQ5SKDFyZvlxX
TLSH T1D3D533DAB348593ADCBD94A25376CAAA47C044493CF457AF62E3938DC80856CFFF9805
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.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 :
AT AT
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
jar
Verdict:
Malicious activity
Analysis date:
2026-10-29 17:30:31 UTC
Tags:
silentnet stealer etherhiding evasion auto python generic arch-exec arch-doc openssl tool
Link:
https://app.any.run/tasks/b8a19c61-9827-4132-93f5-30b17886bd20

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/95979/
Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae38151b175ade21dce83b6
Tags:
n/a
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383
Result
Malware family:
Silentnet
Create hunting rule
Verdict:
Malicious
Trusted hash?:
False
File:
11
Classes:
8
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
First seen:
2026-10-30T06:41:00Z UTC
Last seen:
2026-10-31T13:15:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383/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/1994828
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
Joe Sandbox ML detected suspicious sample
Modifies the windows firewall
Multi AV Scanner detection for dropped 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: 1994828 Sample: Dupe-MC2.03.jar Startdate: 29/10/2026 Architecture: WINDOWS Score: 100 119 files.pythonhosted.org 2->119 121 pypi.org 2->121 123 2 other IPs or domains 2->123 153 Suricata IDS alerts for network traffic 2->153 155 Multi AV Scanner detection for dropped file 2->155 157 Yara detected SilentNet 2->157 159 10 other signatures 2->159 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 135 172.66.146.203, 443, 49705 CLOUDFLARENET-CloudflareIncUS Canada 26->135 137 185.178.208.191, 443, 49709, 49715 DDOS-GUARDRU Russia 26->137 95 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 26->95 dropped 97 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 26->97 dropped 99 C:\Users\user\AppData\...\vcruntime140.dll, PE32+ 26->99 dropped 101 623 other malicious files 26->101 dropped 30 python.exe 217 26->30         started        file8 process9 dnsIp10 139 64.31.48.194, 443, 49720 LIMESTONENETWORKS-LimestoneNetworksIncUS Japan 30->139 141 198.178.224.35, 443, 49718 LATITUDE-SH-LatitudeshUS United States 30->141 143 4 other IPs or domains 30->143 111 C:\Users\user\AppData\...\tmpu1na5e2a.tmp, PE32+ 30->111 dropped 113 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 30->113 dropped 115 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 30->115 dropped 117 32 other malicious files 30->117 dropped 145 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 30->145 147 Tries to harvest and steal browser information (history, passwords, etc) 30->147 149 Writes to foreign memory regions 30->149 151 2 other signatures 30->151 35 pip.exe 30->35         started        37 python.exe 1118 30->37         started        42 python.exe 30->42         started        44 2 other processes 30->44 file11 signatures12 process13 dnsIp14 46 python.exe 35->46         started        49 conhost.exe 35->49         started        125 dualstack.python.map.fastly.net 151.101.192.223, 443, 49743, 49747 FASTLY-FastlyIncUS Canada 37->125 127 pypi.org 151.101.64.223, 443, 49741, 49746 FASTLY-FastlyIncUS Canada 37->127 79 C:\Users\user\AppData\Local\...\pip3.exe, PE32+ 37->79 dropped 81 C:\Users\user\AppData\Local\...\pip3.12.exe, PE32+ 37->81 dropped 83 C:\Users\user\AppData\Local\...\pip.exe, PE32+ 37->83 dropped 91 390 other malicious files 37->91 dropped 161 Suspicious powershell command line found 37->161 163 Uses schtasks.exe or at.exe to add and modify task schedules 37->163 165 Uses netsh to modify the Windows network and firewall settings 37->165 169 2 other signatures 37->169 51 conhost.exe 37->51         started        53 cmd.exe 37->53         started        129 142.251.151.119 GOOGLE-GoogleLLCUS United States 42->129 131 104.16.248.249 CLOUDFLARENET-CloudflareIncUS Canada 42->131 133 23.61.213.25 AKAMAI-AS-AkamaiTechnologiesIncUS United States 42->133 85 C:\Recovery\OEM\...\RuntimeBroker.exe, PE32+ 42->85 dropped 87 C:\Users\user\AppData\Local\...\stdole.py, Python 42->87 dropped 89 _78530B68_61F9_11D...A024580902_0_1_0.py, Python 42->89 dropped 93 4 other malicious files 42->93 dropped 167 Adds a directory exclusion to Windows Defender 42->167 55 powershell.exe 42->55         started        57 powershell.exe 42->57         started        59 powershell.exe 42->59         started        61 12 other processes 42->61 file15 signatures16 process17 file18 103 C:\Users\user\AppData\Local\...\wsdump.exe, PE32+ 46->103 dropped 105 C:\Users\user\AppData\...\cffi-gen-src.exe, PE32+ 46->105 dropped 107 C:\Users\user\AppData\Local\...\win32wnet.pyd, PE32+ 46->107 dropped 109 473 other malicious files 46->109 dropped 63 cmd.exe 46->63         started        65 conhost.exe 55->65         started        67 conhost.exe 57->67         started        69 conhost.exe 59->69         started        71 conhost.exe 61->71         started        73 conhost.exe 61->73         started        75 conhost.exe 61->75         started        77 8 other processes 61->77 process19
Score:
0%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qyhsb37lpnqb7afqg5prc6yi7jwililnu6jz7gchqsyi2cvpgobq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/261029-vywtea1wav/
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/860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383

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: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_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_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.

Web download

SilentNet

Java file jar 860f20efeb7b601f80b0375f117b08fa6c85a16da7939f984784b08d0aaf3383

(this sample)

  
Dropping
SilentNet
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/95979/

Comments