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chrome_watcher.dll

Bookfat

Shulan Hou

The module chrome_watcher.dll by Shulan Hou has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Google Inc.  (signed by Shulan Hou)

Product:
Bookfat

Description:
Google Chrome

Version:
52.6.2743.82

MD5:
7fc4328662e80c48f5f5603e4572b36e

SHA-1:
7d90d49fd861a8903721550e8c3199965fa7699c

SHA-256:
7cee4b09ca4b218cb5d8a986609223abe1836e8515a2f3a62091f937f58a0bfa

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:
2/24/2025 11:09:07 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.8.26.9

File size:
567.4 KB (580,992 bytes)

Product version:
52.6.2743.82

Original file name:
chrome_watcher.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\bookfat\application\chrome_watcher.dll

Digital Signature
Signed by:
Shulan Hou

Authority:
thawte, Inc.

Valid from:
8/11/2016 3:00:00 AM

Valid to:
6/14/2017 2:59:59 AM

Subject:
CN=Shulan Hou, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
2F1AD76761251F239B649AF9F2D2627C

File PE Metadata
Compilation timestamp:
8/11/2016 6:57:19 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
12288:aF8jDje+VeB6PNP+Zmlpvg1wj0GaUJSqZQoFSQdMfxEGgwmZs:o8Eipcwj/aUJSqcQax+BO

Entry address:
0x4E60D

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 22, 04, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 9E, FE, FF, FF, 83, C4, 0C, 5D, C2, 0C, 00, 55, 8B, EC, FF, 75, 08, E8, 8F, ED, FF, FF, 59, 5D, C3, FF, 25, 70, 02, 07, 10, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 74, 80, 08, 10, 33, C5, 50, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00, 00, 00, F2, C3...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
444 KB (454,656 bytes)

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