winzipregistryoptimizer.exe

WinZip Registry Optimizer

WinZip Computing

This is a setup and installation application. The file has been seen being downloaded from install.winzip.com.
Publisher:
WinZip Computing  (signed and verified)

Product:
WinZip Registry Optimizer

Description:
WinZip Registry Optimizer Setup

Version:
1,18,0,2719

MD5:
4f672194aa6c8c4b99ff7fff29cd36e7

SHA-1:
acb55649933f3720d7293e9c3432b278344c3108

SHA-256:
590cbbc83061bebc150cb2d2fb1e6e4db377b8d0479b10ae9aebe2d9dffda88c

Scanner detections:
5 / 68

Status:
Inconclusive  (not enough data for an accurate detection)

Analysis date:
12/24/2024 12:53:18 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-Trojan/Malpacked7.Gen
2012.10.06

Bkav FE
W32.Clodbe5.Trojan
1.3.0.4923

Emsisoft Anti-Malware
Trojan.Win32.OpenInstall.AMN
8.14.09.07.07

ESET NOD32
Win32/OpenInstall (variant)
8.9477

Trend Micro House Call
HV_ZYX_CA08282F.TOMC
7.2.250

File size:
456.5 KB (467,504 bytes)

Product version:
1,18,0,2719

Copyright:
Copyright © 2012

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

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

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
3/16/2012 12:00:00 AM

Valid to:
4/14/2014 12:59:59 AM

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 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
5E4842AC9691630B45F8266C0ADB1206

File PE Metadata
Compilation timestamp:
7/12/2012 11:14:25 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
12288:hGqVFzTaaXM162iOPpu+pjL/VnVqqpyuSDSlmhBZhkwQTTPT:hxBRXQxjBbppD0Sl6Zhkw4PT

Entry address:
0x1000

Entry point:
55, 8B, EC, 81, EC, 1C, 04, 00, 00, 53, 56, 57, BE, 88, 30, 40, 00, 8D, BD, E4, FB, FF, FF, A5, A5, A5, 66, A5, 6A, 7E, 59, 33, C0, 8D, BD, F2, FB, FF, FF, F3, AB, 66, AB, BE, 04, 01, 00, 00, 56, 8D, 85, E4, FB, FF, FF, 50, FF, 15, 50, 30, 40, 00, 33, C0, 33, DB, 66, 89, 9D, EC, FD, FF, FF, B9, 81, 00, 00, 00, 8D, BD, EE, FD, FF, FF, F3, AB, 66, AB, 8D, 85, EC, FD, FF, FF, 50, 53, 68, 80, 30, 40, 00, 8D, 85, E4, FB, FF, FF, 50, FF, 15, 04, 30, 40, 00, 8D, 85, EC, FD, FF, FF, 50, C7, 45, F8, FD, FF, FF, FF...
 
[+]

Entropy:
7.6217

Developed / compiled with:
Microsoft Visual C++

Code size:
7 KB (7,168 bytes)

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

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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