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winzipersvc.exe

Winzipper

Yang Liu

The application winzipersvc.exe, “Winzipper service” by Yang Liu has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “WinZiper service”. While running, it connects to the Internet address 8.81.6132.ip4.static.sl-reverse.com on port 80 using the HTTP protocol.
Publisher:
Winziper Pvt Ltd.  (signed by Yang Liu)

Product:
Winzipper

Description:
Winzipper service

Version:
2.0.36.0

MD5:
9bcf9530eff4c4b7cf4f6d64875e1a94

SHA-1:
dd0939a19f72a1976954dd02b67b9c4434449e86

SHA-256:
c1178f6e92321b7c9649042490da22e41f88b35ac8c905d2c5cf034cb6bcd9f1

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
10/15/2025 3:53:39 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Thinknice.WinZipper (M)
16.5.19.8

File size:
727.6 KB (745,040 bytes)

Product version:
2.0.36.0

Copyright:
Copyright (c) 2015 Winziper Pvt Ltd. All Rights Reserved.

Original file name:
winzipersvc.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\winzipper\winzipersvc.exe

Digital Signature
Signed by:
Yang Liu

Authority:
thawte, Inc.

Valid from:
5/18/2016 8:00:00 AM

Valid to:
11/26/2016 7:59:59 AM

Subject:
CN=Yang Liu, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
7A83EBB920EE081F2CE9FD6AE15A77B1

File PE Metadata
Compilation timestamp:
5/19/2016 9:31:21 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:/6tLcTkbTIWdk1EvZ3MkMC3klojRxXg36TcYeYJeb0QccWXPMvZ/G+HT3+caZsKl:/SwTepk/b0QcLkXHT3+cBKz

Entry address:
0x4F785

Entry point:
E8, 3D, EB, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 0C, 57, 33, FF, 85, F6, 74, 1B, 6A, E0, 33, D2, 58, F7, F6, 3B, 45, 10, 73, 0F, E8, 4D, 27, 00, 00, C7, 00, 0C, 00, 00, 00, 33, C0, EB, 3C, 0F, AF, 75, 10, 53, 8B, 5D, 08, 85, DB, 74, 09, 53, E8, 29, 62, 00, 00, 59, 8B, F8, 56, 53, E8, B3, D1, FF, FF, 8B, D8, 59, 59, 85, DB, 74, 15, 3B, FE, 73, 11, 2B, F7, 56, 8D, 04, 1F, 6A, 00, 50, E8, 02, 1E, 00, 00, 83, C4, 0C, 8B, C3, 5B, 5F, 5E, 5D, C3, 55, 8B, EC, 51, 83, 65, FC, 00, 56, 8D, 45, FC, 50...
 
[+]

Entropy:
5.9111

Code size:
445 KB (455,680 bytes)

Service
Display name:
WinZiper service

Service name:
winzipersvc

Description:
WinZipper service

Type:
Win32OwnProcess

Group:
SchedulerGroup


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

TCP (HTTP):
Connects to 8.81.6132.ip4.static.sl-reverse.com  (50.97.129.8:80)

TCP (HTTP):
Connects to server-54-192-230-103.waw50.r.cloudfront.net  (54.192.230.103:80)

TCP (HTTP):
Connects to server-54-192-230-5.waw50.r.cloudfront.net  (54.192.230.5:80)

TCP (HTTP):
Connects to server-54-192-230-37.waw50.r.cloudfront.net  (54.192.230.37:80)

TCP (HTTP):
Connects to server-54-192-230-151.waw50.r.cloudfront.net  (54.192.230.151:80)

TCP (HTTP):
Connects to server-52-85-83-187.lax1.r.cloudfront.net  (52.85.83.187:80)

TCP (HTTP):
Connects to server-54-192-230-89.waw50.r.cloudfront.net  (54.192.230.89:80)

TCP (HTTP):
Connects to server-54-192-230-61.waw50.r.cloudfront.net  (54.192.230.61:80)

TCP (HTTP):
Connects to server-54-192-230-209.waw50.r.cloudfront.net  (54.192.230.209:80)

TCP (HTTP):
Connects to server-54-192-230-109.waw50.r.cloudfront.net  (54.192.230.109:80)

TCP (HTTP):
Connects to server-54-192-230-10.waw50.r.cloudfront.net  (54.192.230.10:80)

TCP (HTTP):
Connects to server-52-85-83-235.lax1.r.cloudfront.net  (52.85.83.235:80)

TCP (HTTP):
Connects to server-52-85-77-131.lax3.r.cloudfront.net  (52.85.77.131:80)

TCP (HTTP):
Connects to server-52-85-221-5.cdg50.r.cloudfront.net  (52.85.221.5:80)

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