MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979. 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


Threat unknown


Vendor detections: 2


Intelligence 2 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979
SHA3-384 hash: 26b4e7739659048c1f1d86b64241d5b3ed71ca1481a5a8a3716fe7389da1ffcd82e21ba9468c66cfeaf88432ce93c2c4
SHA1 hash: b6fb3707d78b216e53a59eab211e75716c8f3750
MD5 hash: 26251ac33d9adc6c935c9edbd9dba7af
humanhash: single-happy-comet-hot
File name:wskmon.sys
Download: download sample
File size:32'344 bytes
First seen:2026-06-27 08:52:34 UTC
Last seen:Never
File type: sys
MIME type:application/x-dosexec
imphash 5c6478fa51bfe6402aa0892dc333f989
ssdeep 384:7s/BuNJSxMVLkobr34Znl6m5R2wsrpdZEL5iZFRqFR9zcA:YuPS2VLxH3aDslfEQqX9z
TLSH T143E26CD1CB6840D2EDA6C9B4D2B5D62B7D3471C12710DBFF0290D8681E53BC4B639AAD
TrID 44.6% (.EXE) Win64 Executable (generic) (6522/11/2)
14.0% (.ICL) Windows Icons Library (generic) (2059/9)
13.8% (.EXE) OS/2 Executable (generic) (2029/13)
13.7% (.EXE) Generic Win/DOS Executable (2002/3)
13.6% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
Reporter GDHJDSYDH1
Tags:backdoor KernelInjector rootkit signed sys

Code Signing Certificate

Organisation:Microsoft Windows Hardware Compatibility Publisher
Issuer:Microsoft Windows Third Party Component CA 2012
Algorithm:sha256WithRSAEncryption
Valid from:2025-11-13T19:59:40Z
Valid to:2026-11-10T19:59:40Z
Serial number: 330000013c4a61fb3578d2b6dd00000000013c
Intelligence: 3 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 2e8072ded075c6b6c0df8c364e9d12319577114991f2455ebc4b364b367f7dba
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
GDHJDSYDH1
IoC: https://www.nextron-systems.com/2026/06/26/anatomy-of-a-whql-signed-windows-filtering-platform-wfp-kernel-resident-network-backdoor
PoC: https://gist.github.com/pierrehpezier/fe1977d390a45e64d522e657fb8d3640

Intelligence

File Origin
# of uploads :
1
# of downloads :
53
Origin country :
TW TW
Vendor Threat Intelligence
No detections
Verdict:
Clean
Score:
89.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a3f8abd86bc95245bf9e652
Tags:
n/a
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm cmd crypto hacktool lolbin microsoft_visual_cc rootkit signed
Link:
https://www.filescan.io/uploads/6a3f8f85fb06ed92715d3ba8/reports/c4994767-abd5-4ab9-b01b-6d57e3dedae8/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979
Verdict:
Clean
File Type:
PE
First seen:
2026-06-26T22:41:00Z UTC
Last seen:
2026-06-26T22:44:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979/results?tab=lookup
Score:
26%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979/
Verdict:
Clean
Link:
https://tip.neiki.dev/file/495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jfoh4vit7j3wnqrw45wykiatse47yswxea65zmwm3lqxxw3jdf4q._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979

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:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:Suspicious_Process
Create hunting rule
Author:Security Research Team
Description:Suspicious process creation
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

sys 495c7e5513fa7766c236e76d8520139139fc4ad7203ddcb2ccdae17bdb691979

(this sample)

  
Link
https://www.nextron-systems.com/2026/06/26/anatomy-of-a-whql-signed-windows-filtering-platform-wfp-kernel-resident-network-backdoor
  
Link
https://gist.github.com/pierrehpezier/fe1977d390a45e64d522e657fb8d3640
  
Delivery method
Distributed via web download

Comments