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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ddc9640afe617ac4d2ce16b26e60d7ff619d63dc0cb5744dda03bcb749a0c31f. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ddc9640afe617ac4d2ce16b26e60d7ff619d63dc0cb5744dda03bcb749a0c31f
SHA3-384 hash: cec1f21c39b35db0ae9f2b24633b7b3790793f312e546681dcc48e5c8881d46621d8553501ba8377a86cd079bca4617d
SHA1 hash: b51543df04786bfbbb75c905ada1c1b300a77ebc
MD5 hash: 180facaf7ca6e401c4ba7d3e7bf10009
humanhash: hawaii-north-seventeen-uniform
File name:DonutDupe-21.11.jar
Download: download sample
Signature SilentNet
Create hunting rule
File size:18'684'255 bytes
First seen:2026-10-31 15:04:13 UTC
Last seen:2026-11-01 19:02:22 UTC
File type:Java file jar
MIME type:application/zip
ssdeep 393216:VnHx8an/qyigbXyqm33y1KDtRQn5GFSJQqQGVS/pvq1+:pR/SIX1G+KBgbeq4hL
TLSH T1A71733F4525EBF608DF1B96702C94445B287E6E93A6540F897870B6793B1D3BCA8C8E0
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 :
2
# of downloads :
87
Origin country :
ES ES
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
jar
Verdict:
Malicious activity
Analysis date:
2026-10-31 16:04:23 UTC
Tags:
silentnet stealer etherhiding evasion auto python generic arch-exec arch-doc openssl tool
Link:
https://app.any.run/tasks/6e259553-ac1c-4b87-b00e-ce8f5ddf07c3

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/96403/
Verdict:
Malicious
Score:
70.0%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae6037eb121dd519dcf120b
Tags:
shellcode
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6ae603b9a92e538c02dfd5d1/reports/a5e9128a-eb47-4d5d-8580-1a18916cf46a/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/ddc9640afe617ac4d2ce16b26e60d7ff619d63dc0cb5744dda03bcb749a0c31f
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
Link:
https://opentip.kaspersky.com/ddc9640afe617ac4d2ce16b26e60d7ff619d63dc0cb5744dda03bcb749a0c31f/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/1995895
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 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: 1995895 Sample: DonutDupe-21.11.jar Startdate: 31/10/2026 Architecture: WINDOWS Score: 100 117 files.pythonhosted.org 2->117 119 pypi.org 2->119 121 2 other IPs or domains 2->121 149 Suricata IDS alerts for network traffic 2->149 151 Multi AV Scanner detection for dropped 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 131 104.20.46.180, 443, 49717 CLOUDFLARENET-CloudflareIncUS Canada 26->131 133 185.178.208.191, 443, 49722, 49723 DDOS-GUARDRU Russia 26->133 93 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 26->93 dropped 95 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 26->95 dropped 97 C:\Users\user\AppData\...\vcruntime140.dll, PE32+ 26->97 dropped 99 623 other malicious files 26->99 dropped 30 python.exe 218 26->30         started        file8 process9 dnsIp10 135 64.130.32.46, 443, 49728 TERASWITCH-TeraSwitchNetworksIncUS Germany 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\...\tmpvc5omc3a.tmp, PE32+ 30->109 dropped 111 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 30->111 dropped 113 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 30->113 dropped 115 32 other malicious files 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 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        123 pypi.org 151.101.128.223, 443, 49749, 49754 FASTLY-FastlyIncUS Canada 37->123 77 C:\Users\user\AppData\Local\...\pip3.exe, PE32+ 37->77 dropped 79 C:\Users\user\AppData\Local\...\pip3.12.exe, PE32+ 37->79 dropped 81 C:\Users\user\AppData\Local\...\pip.exe, PE32+ 37->81 dropped 89 390 other malicious files 37->89 dropped 157 Suspicious powershell command line found 37->157 159 Uses schtasks.exe or at.exe to add and modify task schedules 37->159 161 Uses netsh to modify the Windows network and firewall settings 37->161 165 2 other signatures 37->165 51 conhost.exe 37->51         started        125 142.251.154.119 GOOGLE-GoogleLLCUS United States 42->125 127 23.37.205.51 AKAMAI-AS-AkamaiTechnologiesIncUS United States 42->127 129 23.63.157.112 AKAMAI-AS-AkamaiTechnologiesIncUS United States 42->129 83 C:\Recovery\OEM\...\RuntimeBroker.exe, PE32+ 42->83 dropped 85 C:\Users\user\AppData\Local\...\stdole.py, Python 42->85 dropped 87 _78530B68_61F9_11D...A024580902_0_1_0.py, Python 42->87 dropped 91 4 other malicious files 42->91 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 101 C:\Users\user\AppData\Local\...\wsdump.exe, PE32+ 46->101 dropped 103 C:\Users\user\AppData\...\cffi-gen-src.exe, PE32+ 46->103 dropped 105 C:\Users\user\AppData\Local\...\win32wnet.pyd, PE32+ 46->105 dropped 107 456 other malicious files 46->107 dropped 61 cmd.exe 46->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/ddc9640afe617ac4d2ce16b26e60d7ff619d63dc0cb5744dda03bcb749a0c31f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ddc9640afe617ac4d2ce16b26e60d7ff619d63dc0cb5744dda03bcb749a0c31f/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3xewicx6mf5mjuwoc2zg4ygx75qz2y64bs2xito2ao6losnaympq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/261031-sfqtbscs6x/
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/ddc9640afe617ac4d2ce16b26e60d7ff619d63dc0cb5744dda03bcb749a0c31f

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_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_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.

Cape
Cape
https://www.capesandbox.com/analysis/96403/

Comments