MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f12d7d3ef07d9b16cfbaf4036756d68133441f073ed33ea6400d3f5ce0923444. 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: 3

Intelligence 3 IOCs YARA 1 File information Comments

SHA256 hash:	f12d7d3ef07d9b16cfbaf4036756d68133441f073ed33ea6400d3f5ce0923444
SHA3-384 hash:	b910878fd4076bec58f3c3f90378a9c3dc374f8a12587c748eede0bb88024e1a0d46844f0f017aa7b849bc437859d49f
SHA1 hash:	18bd7c3028f7f137108266807c1a353a76460ebd
MD5 hash:	4b266c6c517897e8c0f1429db503c6a5
humanhash:	november-two-bravo-connecticut
File name:	frostclient-1.21.11.jar
Download:	download sample
Signature	SilentNet Create hunting rule
File size:	6'083'242 bytes
First seen:	2026-10-05 14:59:03 UTC
Last seen:	Never
File type:	jar
MIME type:	application/java-archive
ssdeep	98304:W71No1XSY1bkeU7+Ek/o9OnMvTLiYJUamwqSYsJyY8Ci+nD53vxohwGpzu+PGnWF:W7c1iWweU/GVATLcahnwYy4vxohwybtF
TLSH	T1AC563362AFFCC9BDD8D7157611F0C466A4D848CC9106A02B02BB6DE9382FDED4B09E5D
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 :

131

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

frostclient-1.21.11.jar

Verdict:

Malicious activity

Analysis date:

2026-10-05 14:56:19 UTC

Tags:

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

Link:

https://app.any.run/tasks/333c49cf-d18a-407c-832f-7085cd2939e5

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/90731/

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

anti-debug macros-on-open obfuscated

Link:

https://www.filescan.io/uploads/6ac3bb48a84c705d612d730f/reports/37b234aa-2243-4deb-9b6a-cdb8e578bd73/overview

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/f12d7d3ef07d9b16cfbaf4036756d68133441f073ed33ea6400d3f5ce0923444

Verdict:

Unknown

File Type:

jar

First seen:

2026-10-05T15:52:00Z UTC

Last seen:

2026-10-06T08:25:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/f12d7d3ef07d9b16cfbaf4036756d68133441f073ed33ea6400d3f5ce0923444/results?tab=lookup

Score:

Verdict:

Benign

File Type:

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/261005-scvccaywgx/

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/f12d7d3ef07d9b16cfbaf4036756d68133441f073ed33ea6400d3f5ce0923444

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:	ANDROID_Sample_Unique_226f3432 Create hunting rule
Author:	Marjoriefort
Description:	Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:	226f34325652ddba2e1afb897fe78fa4626687ce9c0ae1f9458b0100b53fdbe9.jar