winzip165.exe

WinZip 16.5

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 winzip165.exe, “WinZip 16.5 Setup” by WinZip Computing has been detected as a potentially unwanted program by 13 anti-malware scanners. This is a setup and installation application and has been known to bundle potentially unwanted software. The file has been seen being downloaded from c10891052.r52.cf2.rackcdn.com. While running, it connects to the Internet address inst.avg.com on port 80 using the HTTP protocol.
Publisher:
WinZip Computing  (signed and verified)

Product:
WinZip 16.5

Description:
WinZip 16.5 Setup

Version:
1,18,0,2570

MD5:
9b93a71f1022a07c13e12cd2878343ec

SHA-1:
28abb9c4ffe25d8296a74ecbe345ab072356676a

SHA-256:
342db9ff111732aa916e7f54f3e4d7ac5847c969bf3e21f809ed0237329a293d

Scanner detections:
13 / 68

Status:
Potentially unwanted

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

Analysis date:
4/25/2024 9:09:36 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.Rogue
7.1.1

Bkav FE
W32.Clodfcb.Trojan
1.3.0.4959

Emsisoft Anti-Malware
Trojan.Win32.OpenInstall.AMN
8.14.10.28.01

ESET NOD32
Win32/OpenInstall (variant)
8.9076

K7 AntiVirus
Unwanted-Program
13.176.11351

McAfee
Artemis!2C69119FB89A
5600.6964

MicroWorld eScan
Win32/OpenInstall
15.0.0.903

NANO AntiVirus
Trojan.Win32.Agent.deagaj
0.28.2.61861

Sophos
4.95

SUPERAntiSpyware
Trojan.Agent/Gen-OpenInstall-Winzip
10273

Trend Micro House Call
TROJ_GEN.F47V0831
7.2.301

Trend Micro
TROJ_GEN.FCBCBKM
10.465.28

Vba32 AntiVirus
Trojan.Agent
3.12.24.3

File size:
347.9 KB (356,296 bytes)

Product version:
16.5

Copyright:
Copyright © 2012

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\winzip165.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:
5/29/2012 3:49:26 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
6144:2VhlAMCF4rJXgVf0CNQKCorZFObQbFh3UV4CafGgAeUjTrYmpSgxLqs2TT+DQ:O8MC+OPN0+ZFOMbEWCaegKHYmpXxvWTP

Entry address:
0xE80A0

Entry point:
60, BE, 00, 50, 4A, 00, 8D, BE, 00, C0, F5, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.6820

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
272 KB (278,528 bytes)

The file winzip165.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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