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winzip170.exe

WinZip 17

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 winzip170.exe by WinZip Computing has been detected as a potentially unwanted program by 20 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 mahahsscboard.maharashtra.gov.in and multiple other hosts. 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 17

Description:
WinZip 17 Setup

Version:
1,18,0,2949

MD5:
8a9558ec8b29385d3dd623394b92efb0

SHA-1:
3a9884bde5bd009c11158307cf79e4c153298ce4

SHA-256:
9713b1e659436d37f07bae398f3d7aec325e1f7800c6d7f67a1447b02070e79c

Scanner detections:
20 / 68

Status:
Potentially unwanted

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

Analysis date:
11/23/2024 4:41:04 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.OpenInstall
7.1.1

AhnLab V3 Security
ASD.Prevention
2013.01.15

Avira AntiVirus
PUA/OpenInstall.Gen
8.3.2.2

Baidu Antivirus
Adware.Win32.OpenInstall
4.0.3.1594

Bkav FE
W32.HfsAdware
1.3.0.6979

Dr.Web
Adware.Downware.1348
9.0.1.0247

Emsisoft Anti-Malware
Trojan.Win32.OpenInstall.AMN
8.15.09.04.04

ESET NOD32
Win32/OpenInstall potentially unwanted (variant)
9.12185

Fortinet FortiGate
Riskware/OpenInstall
9/4/2015

K7 AntiVirus
Adware
13.2017078

McAfee
Artemis!8A9558EC8B29
5600.6653

MicroWorld eScan
Win32/OpenInstall
16.0.0.741

NANO AntiVirus
Riskware.Win32.Downware.dszcbf
0.30.24.3283

Norman
XPack.CX
11.20150904

Rising Antivirus
PE:Malware.Generic/QRS!1.9E2D[F1]
23.00.65.15902

Sophos
Open Install (PUA)
4.98

Trend Micro House Call
TROJ_GEN.F47V0126
7.2.247

Vba32 AntiVirus
Backdoor.Swrort.aur
3.12.20.2

VIPRE Antivirus
Trojan.Win32.Generic
43378

XVirus List
Win32.Detected
2.5.3

File size:
360.3 KB (368,904 bytes)

Product version:
1,18,0,2949

Copyright:
Copyright © 2012

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\winzip170.exe

Digital Signature
Signed by:
WinZip Computing

Authority:
VeriSign, Inc.

Valid from:
3/15/2012 5:00:00 PM

Valid to:
4/13/2014 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 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:
10/19/2012 8:34:54 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
6144:k3ctoLU3AfFKMxnG8PJf2BQV504y8KLBy2wtsWftySDNqsGTUbQ:k8QKknGcAk0/8KrXYtySDhGUbQ

Entry address:
0x1000

Entry point:
55, 8B, EC, 81, EC, 18, 04, 00, 00, 53, 56, 57, BE, A4, 30, 40, 00, 8D, BD, E8, FB, FF, FF, A5, A5, A5, 6A, 7E, 66, A5, 59, 33, C0, 8D, BD, F6, FB, FF, FF, F3, AB, 66, AB, BB, 04, 01, 00, 00, 53, 8D, 85, E8, FB, FF, FF, 50, FF, 15, 5C, 30, 40, 00, 66, 83, A5, F0, FD, FF, FF, 00, 33, C0, B9, 81, 00, 00, 00, 8D, BD, F2, FD, FF, FF, F3, AB, 66, AB, 8D, 85, F0, FD, FF, FF, 50, 8D, 85, E8, FB, FF, FF, 50, C7, 45, F8, FD, FF, FF, FF, E8, 0F, 01, 00, 00, 84, C0, 59, 59, 74, 15, 8D, 75, F8, 8D, BD, F0, FD, FF, FF...
 
[+]

Entropy:
7.7399

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file winzip170.exe has been seen being distributed by the following 4 URLs.

https://mahahsscboard.maharashtra.gov.in/.../WinZip170.exe

https://mahahsscboard.maharashtra.gov.in/.../WinZip170.exe

http://localhost/.../WinZip170.exe

http://localhost/.../WinZip170.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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