MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0b1ecf0c0fe1a9b12bb069648e1b3c758e7187c3bceb0097bcaea3f2ea61640f. 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: 4

Intelligence 4 IOCs YARA 10 File information Comments

SHA256 hash:	0b1ecf0c0fe1a9b12bb069648e1b3c758e7187c3bceb0097bcaea3f2ea61640f
SHA3-384 hash:	9c86fbee7292608ecee6ec77a09cda3aa76892c8a008781dc72db4547f00117b18c567ba47298a3bbedc65b2e83d9ce4
SHA1 hash:	7ba22c454b4f5ca2182dcca334862a84afd15b89
MD5 hash:	0c7f0463fb90dd914a973ce5a10ce41b
humanhash:	cardinal-florida-lithium-oklahoma
File name:	GrimClient-1.21.11.jar
Download:	download sample
Signature	SilentNet Create hunting rule
File size:	20'258'089 bytes
First seen:	2026-10-15 21:26:46 UTC
Last seen:	2026-10-16 14:51:14 UTC
File type:	jar
MIME type:	application/zip
ssdeep	393216:hB5fQzt6SchchnDzPzzty01RtXoqtDhNTP5NCE/oW52jdSVvVfB:hBA6hehDzvtJDBDh1P5N1/128Np
TLSH	T189173310E087F55CE8A586766700CA3773A8F369A36C18DC371ADF85CF94AD5FAC094A
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 :

# of downloads :

102

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

jar

Verdict:

Malicious activity

Analysis date:

2026-10-15 21:34:01 UTC

Tags:

silentnet stealer etherhiding evasion python auto generic arch-exec arch-doc openssl tool

Link:

https://app.any.run/tasks/0d4822aa-944e-4041-a2b0-06ecf3c58353

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/92180/

Detection(s):

SecuriteInfo.com.Java.Trojan.Agent.6HC26K.25631.105.UNOFFICIAL

Verdict:

Malicious

Score:

70%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ad1ae3c6f551121ba167ca2

Tags:

shellcode

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/6ad14533f8a04445a162c37a/reports/10a9bd91-fa87-4893-9020-2f99586f4511/overview

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/0b1ecf0c0fe1a9b12bb069648e1b3c758e7187c3bceb0097bcaea3f2ea61640f

Verdict:

Clean

File Type:

jar

First seen:

2026-10-16T04:08:00Z UTC

Last seen:

2026-10-17T13:37:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/0b1ecf0c0fe1a9b12bb069648e1b3c758e7187c3bceb0097bcaea3f2ea61640f/results?tab=lookup

Score:

Verdict:

Benign

File Type:

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/261015-1avt4aswev/

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/0b1ecf0c0fe1a9b12bb069648e1b3c758e7187c3bceb0097bcaea3f2ea61640f

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:	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