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winzip155.exe

WinZip Computing

This is the installation and setup package for WinZip, a file compression/decompression utilitiy that has a GUI to zip interface. The installer might bundle additional software offers during setup including the AVG browser toolbar. The application winzip155.exe by WinZip Computing has been detected as a potentially unwanted program by 3 anti-malware scanners. This is a setup program which is used to install the application. It uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars.
Publisher:
WinZip Computing  (signed and verified)

MD5:
c58a86eb3c8b59956d9e10bd204499b7

SHA-1:
8553c384e0734cca73b968861543b17e0ceaee7e

SHA-256:
a8400d60fabbb3453d12b207578ff0fccf1fc1296fcd515729badf1b9ba8e238

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
The setup program might include offers for additional software during installation.

Analysis date:
4/23/2024 7:55:39 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/OpenCandy
8.9672

Malwarebytes
PUP.Optional.OpenCandy
v2014.05.10.03

Reason Heuristics
PUP.OpenCandy (M)
16.11.29.22

File size:
16.1 MB (16,901,448 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\winzip155.exe

Digital Signature
Signed by:
WinZip Computing

Authority:
VeriSign, Inc.

Valid from:
4/13/2009 5:00:00 PM

Valid to:
4/13/2012 4:59:59 PM

Subject:
CN=WinZip Computing, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WinZip Computing, L=Mansfield, S=Connecticut, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2004 CA, OU=Terms of use at https://www.verisign.com/rpa (c)04, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2091EC663B9B070DEF16CA9A237B705B

File PE Metadata
Compilation timestamp:
11/2/2009 1:24:29 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
393216:w/o27Q8e3GKc7Y5h1sI4ETEH7xKzKWZHuWEpmIAc:w/o2KGKX1s8tKWk8IAc

Entry address:
0x1479F

Entry point:
E8, 02, 67, 00, 00, E9, 17, FE, FF, FF, 3B, 0D, D8, C9, 42, 00, 75, 02, F3, C3, E9, 82, 67, 00, 00, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63, FC, FF, E0, 5B, C9, C2, 08, 00, 58, 59, 87, 04, 24, FF, E0, 55, 8B, EC, 51, 51, 53, 56, 57, 64, 8B, 35, 00, 00, 00, 00, 89, 75, FC, C7, 45, F8, 18, 48, 41, 00, 6A, 00, FF, 75, 0C, FF, 75, F8, FF, 75, 08, E8, 54, E6, 00, 00, 8B, 45, 0C, 8B, 40, 04, 83...
 
[+]

Entropy:
7.9983  (probably packed)

Code size:
144 KB (147,456 bytes)

The file winzip155.exe has been seen being distributed by the following 4 URLs.

http://fs31.filehippo.com/8681/.../winzip155.exe

http://www.go4it.ro/.../8172610

http://www.oldapps.com/winzip.php?app=c58a86eb3c8b59956d9e10bd204499b7

http://download.winzip.com/winzip155.exe

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to st.openinstall.com  (184.168.221.46:80)

TCP (HTTP):
Connects to oi.cloud.avg.com  (204.193.144.33:80)

TCP (HTTP):
Connects to inst.avg.com  (204.193.144.89:80)

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