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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869. 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: 8


Intelligence 8 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869
SHA3-384 hash: 44f884267edf18c39748133fc55a8545210d0d2b54fe7b69e50a2a1bbfd283e15146968698a084dbd17d1f7eed852371
SHA1 hash: b472c0b2cd5104b48a70b62df46622f816728d89
MD5 hash: a87a06dd3d31a8f74537326e785b90e6
humanhash: fillet-arizona-artist-robin
File name:dupe-mod-1.21.4.jar
Download: download sample
Signature Silentnet
Create hunting rule
File size:3'606'531 bytes
First seen:2026-11-02 13:53:28 UTC
Last seen:2026-11-05 10:10:59 UTC
File type:Java file jar
MIME type:application/zip
ssdeep 98304:zvEeRInayQPFXX8gNUkfFsXluwto91GkbtYf9aqnUFPKbd:TnR6ayQtHtNUzXlul9AO4aqUQbd
TLSH T16FF5336A3DFF0F218C6737B5B1C12A0A98152BCD383B455BC8B745992BB170D71B9A8C
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 :
2
# of downloads :
98
Origin country :
RO RO
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
jar
Verdict:
Malicious activity
Analysis date:
2026-11-02 15:22:48 UTC
Tags:
silentnet stealer etherhiding evasion auto arch-exec arch-doc python generic openssl tool
Link:
https://app.any.run/tasks/69d9e2fb-3412-4a31-b6b9-2ce433c5180d

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/96843/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.81899676.74635414.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae8960acfeb9f072b5691b7
Tags:
n/a
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6ae89604f4a6d418e6df90a5/reports/535a25f6-9db3-4954-b48b-6bc3665416e0/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869
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/2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869/results?tab=lookup
Result
Threat name:
EtherHiding, SilentNet
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1996715
Signature
Allocates memory in foreign processes
Creates a thread in another existing process (thread injection)
Exploit detected, runtime environment starts unknown processes
Multi AV Scanner detection for dropped file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Rare Remote Thread Creation By Uncommon Source Image
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected EtherHiding
Yara detected SilentNet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1996715 Sample: dupe-mod-1.21.4.jar Startdate: 02/11/2026 Architecture: WINDOWS Score: 100 43 cloudflare-dns.com 2->43 51 Suricata IDS alerts for network traffic 2->51 53 Multi AV Scanner detection for dropped file 2->53 55 Yara detected SilentNet 2->55 57 4 other signatures 2->57 10 cmd.exe 1 2->10         started        signatures3 process4 process5 12 java.exe 5 10->12         started        14 conhost.exe 10->14         started        process6 16 javaw.exe 884 12->16         started        dnsIp7 39 185.178.208.191, 443, 49740, 49747 DDOS-GUARDRU Russia 16->39 41 172.66.146.203, 443, 49738 CLOUDFLARENET-CloudflareIncUS Canada 16->41 29 C:\Users\user\AppData\Local\...\python.exe, PE32+ 16->29 dropped 31 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 16->31 dropped 33 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 16->33 dropped 35 622 other files (none is malicious) 16->35 dropped 20 python.exe 176 16->20         started        file8 process9 dnsIp10 45 208.115.201.238, 443, 49752 LIMESTONENETWORKS-LimestoneNetworksIncUS Germany 20->45 47 198.178.224.35, 443, 49750 LATITUDE-SH-LatitudeshUS United States 20->47 49 3 other IPs or domains 20->49 37 C:\Users\user\AppData\...\tmpse219u7s.tmp, PE32+ 20->37 dropped 59 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 20->59 61 Tries to harvest and steal browser information (history, passwords, etc) 20->61 63 Writes to foreign memory regions 20->63 65 2 other signatures 20->65 25 conhost.exe 20->25         started        27 chrome.exe 20->27         started        file11 signatures12 process13
Score:
0%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869/
Threat name:
Win32.Trojan.Qwexlafiba
Create hunting rule
Status:
Malicious
First seen:
2026-10-21 12:29:23 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=fmsl6s6oflfjcjssxmvoi52wfdw7go5wcgm37lt5fp5qme5s3buq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/261102-q7lmkscw9m/
Malware Family:
java
Create hunting rule
Malicious:
True
Tags:
sets-process-name jar checks-cpu-name detect-debug-environment
Source:
https://www.virussign.com/
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/2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869

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 2b24bf4bce2aca912652bb2ae4775628edf33bb61199bfae7d2bfb0613b2d869

(this sample)

  
Dropping
SilentNet
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/96843/

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