pwkexydyh.exe

Brightcircle Investments Limited

This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The application pwkexydyh.exe by Brightcircle Investments Limited has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Nullsoft Install System installer. It is also typically executed from the user's temporary directory. It is distributed as part of the Brightcircle group of browser-extensions.
Publisher:
Brightcircle Investments Limited  (signed and verified)

MD5:
89a065735ae49b39dda6bb9b8ad3ffcd

SHA-1:
3bff57a1b3533b38c28e7e72dc69155744e9155d

SHA-256:
69abd48ffc6efdf86e2c092d654c8ac3e9d1cade83b486e2ba9b7ac9af101b16

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
6/5/2020 2:20:13 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcircle (M)
16.12.11.5

File size:
5.3 MB (5,600,744 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\pwkexydyh.exe

Digital Signature
Authority:
GoDaddy.com, Inc.

Valid from:
3/8/2013 2:33:54 PM

Valid to:
3/8/2016 2:33:54 PM

Subject:
CN=Brightcircle Investments Limited, O=Brightcircle Investments Limited, L=Nicosia, S=Strovolos, C=CY

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
047F36483DC84C

File PE Metadata
Compilation timestamp:
2/19/2012 4:01:49 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

Entry address:
0x4327

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 93, 42, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 94, 42, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 94, 42, 00, 56, A3, 40, 7B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 7B, 42, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, 94, 42, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Code size:
34.5 KB (35,328 bytes)

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