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student_login_reading_plus_downloader.exe

PileFile downloader

LADY'S WOOD 2013 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 student_login_reading_plus_downloader.exe by LADY'S WOOD 2013 LIMITED has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from www.shar-m.com. It is distributed as part of the Brightcircle group of browser-extensions.
Publisher:
LADY'S WOOD 2013 LIMITED  (signed and verified)

Product:
PileFile downloader

Version:
1,0,1,1973

MD5:
557c31c422d7707dd57b5b2fbcfb0264

SHA-1:
d9ef4762bbf418bd00c5a026dc72c958922deb3e

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:
1/2/2026 9:51:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcircle.LADYSWOO (M)
16.5.7.15

File size:
4.9 MB (5,173,688 bytes)

Product version:
1,0,1,1973

Copyright:
Copyright 2013

Original file name:
Oxy.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\student_login_reading_plus_downloader.exe

Digital Signature
Signed by:
LADY'S WOOD 2013 LIMITED

Authority:
COMODO CA Limited

Valid from:
1/27/2014 7:00:00 PM

Valid to:
1/28/2015 6:59:59 PM

Subject:
CN=LADY'S WOOD 2013 LIMITED, O=LADY'S WOOD 2013 LIMITED, STREET=COMMUNICATIONS HOUSE, STREET=DEAN ROAD YATE, L=BRISTOL, S=SOUTH GLOUCESTERSHIRE, PostalCode=BS37 5NR, C=GB

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00F93831D83C5CE9CF3BB3658BA83359DB

File PE Metadata
Compilation timestamp:
2/5/2014 1:57:30 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:8v7Z9Kwdgikcg7TD3AKw3w+40RFVOz3tUKXY:8vjFgYuTTDw+0RFVOz3tUKo

Entry address:
0xA9C20

Entry point:
E8, 2A, 71, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 5D, E9, DC, 06, 00, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 55, 8B, EC, 57, 56, 8B, 75, 0C, 8B, 4D, 10, 8B, 7D, 08, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, A0, 01, 00, 00, 81, F9, 80, 00, 00, 00, 72, 1C, 83, 3D, 44, 54, 4E, 00, 00, 74, 13, 57, 56, 83, E7, 0F, 83, E6, 0F, 3B, FE, 5E, 5F, 75, 05, E9, 66, 71, 00, 00, F7, C7, 03, 00, 00, 00, 75, 14, C1, E9, 02, 83, E2, 03, 83, F9, 08, 72, 29, F3, A5, FF, 24, 95, B0, 9D, 4A, 00...
 
[+]

Entropy:
5.3030

Code size:
760.5 KB (778,752 bytes)

The file student_login_reading_plus_downloader.exe has been seen being distributed by the following URL.

http://www.shar-m.com/.../student_login_reading_plus_Downloader_785800002.exe

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