netshrink.exe

.netshrink demo

PELock, LLC

The application netshrink.exe, “.netshrink demo Setup ” by PELock has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from netshrink.software.informer.com.
Publisher:
PELock LLC   (signed by PELock, LLC)

Product:
.netshrink demo

Description:
.netshrink demo Setup

Version:
2.7.0.0

MD5:
7ce6ebe5e2db79270f53c790e0419f86

SHA-1:
85a430eaeb9b1a63706cc90d080416b19058c630

SHA-256:
9163b1ac07cebfff9901261b978f8c7c9b2b67b17cddce0cbbcf1a03c1e8cd36

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
9/15/2025 2:28:51 PM UTC  (today)

Scan engine
Detection
Engine version

Qihoo 360 Security
HEUR/QVM42.1.0000.Malware.Gen
1.0.0.1120

Reason Heuristics
PUP.InstallCore.CSH (L)
16.12.12.21

Rising Antivirus
Malware.Heuristic!ET (rdm+)
23.00.65.16915

File size:
1.9 MB (1,981,656 bytes)

Product version:
2.7.0.0

Copyright:
Copyright (c) 2002-2016 PELock LLC

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
StartCom Ltd.

Valid from:
7/10/2015 10:11:02 AM

Valid to:
7/10/2017 1:21:20 AM

Subject:
E=support@pelock.com, CN="PELock, LLC", O="PELock, LLC", L=Wilmington, S=Delaware, C=US

Issuer:
CN=StartCom Class 2 Primary Intermediate Object CA, OU=Secure Digital Certificate Signing, O=StartCom Ltd., C=IL

Serial number:
123CA06887D656

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:H75xoLX6kEcdbf+gH9dNXxkXbjSfa4JGC6V71+4jm/4TI2Q8vW:b5xoyQbf+gH9fyXbef7jO7blTI25O

Entry address:
0xAA98

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 2E, 86, FF, FF, E8, 35, 98, FF, FF, E8, 9C, 9B, FF, FF, E8, B7, 9F, FF, FF, E8, 56, BF, FF, FF, E8, ED, E8, FF, FF, E8, 54, EA, FF, FF, 33, C0, 55, 68, 69, B1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 32, B1, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, D0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, C2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, 24, 93, FF, FF, 8D, 55, F0, 33, C0, E8, 66, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9932

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
40.5 KB (41,472 bytes)

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

http://netshrink.software.informer.com/.../

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