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winzipersvc.exe

ExHelp

Chencheng Cai

The application winzipersvc.exe by Chencheng Cai 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:
ExWzp Pvt Ltd.  (signed by Chencheng Cai)

Product:
ExHelp

Description:
ExWzp svc

Version:
3.0.0.0

MD5:
2aa12afdb0a776d1ed3a3582faa0fcef

SHA-1:
15973f97d18749ad080ecc11c53bc949416d7eaa

SHA-256:
c87d34b86b8a45353e9be9734a002df26416dcd6db74ced01896833a6a5622b1

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/21/2024 11:22:14 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Thinknice.WinZipper (M)
16.7.27.6

File size:
1.2 MB (1,242,264 bytes)

Product version:
3.0.0.0

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

Original file name:
ExWzpsvc.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\omigazip\winzipersvc.exe

Digital Signature
Signed by:
Chencheng Cai

Authority:
thawte, Inc.

Valid from:
7/25/2016 4:00:00 PM

Valid to:
1/17/2017 3:59:59 PM

Subject:
CN=Chencheng Cai, 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:
3075116CD57C1E0CD4624D000E0D48F4

File PE Metadata
Compilation timestamp:
7/26/2016 6:53:08 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:ktO7J/S8kC1Wb+eCmGUIrGX4DIo2f3c2l0MNTbtqhi:RpZNmxc60OTbtqhi

Entry address:
0xC4986

Entry point:
E8, 1F, 17, 01, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 75, 13, E8, 1D, 17, 00, 00, 6A, 16, 5E, 89, 30, E8, A4, 16, 00, 00, 8B, C6, EB, 24, 68, 80, 00, 00, 00, FF, 75, 10, FF, 75, 0C, E8, 17, 00, 00, 00, 83, C4, 0C, 89, 06, 85, C0, 74, 04, 33, C0, EB, 07, E8, ED, 16, 00, 00, 8B, 00, 5E, 5D, C3, 6A, 0C, 68, 98, 24, 52, 00, E8, 8F, 1E, 00, 00, 33, C9, 89, 4D, E4, 33, C0, 8B, 7D, 08, 85, FF, 0F, 95, C0, 85, C0, 75, 17, E8, C4, 16, 00, 00, C7, 00, 16, 00, 00, 00, E8, 4A, 16, 00, 00, 33, C0...
 
[+]

Entropy:
6.3574

Code size:
930 KB (952,320 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-52-84-7-49.ord54.r.cloudfront.net  (52.84.7.49:80)

TCP (HTTP):
Connects to server-52-84-7-156.ord54.r.cloudfront.net  (52.84.7.156:80)

TCP (HTTP):
Connects to server-52-84-132-45.atl52.r.cloudfront.net  (52.84.132.45:80)

TCP (HTTP):
Connects to server-54-230-81-112.mia50.r.cloudfront.net  (54.230.81.112:80)

TCP (HTTP):
Connects to server-52-85-221-201.cdg50.r.cloudfront.net  (52.85.221.201:80)

TCP (HTTP):
Connects to server-52-84-33-60.ewr50.r.cloudfront.net  (52.84.33.60:80)

TCP (HTTP):
Connects to server-54-230-206-13.atl50.r.cloudfront.net  (54.230.206.13:80)

TCP (HTTP):
Connects to server-54-230-122-198.dfw50.r.cloudfront.net  (54.230.122.198:80)

TCP (HTTP):
Connects to server-54-230-122-145.dfw50.r.cloudfront.net  (54.230.122.145:80)

TCP (HTTP):
Connects to server-54-192-37-44.jfk1.r.cloudfront.net  (54.192.37.44:80)

TCP (HTTP):
Connects to server-52-85-77-100.lax3.r.cloudfront.net  (52.85.77.100:80)

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

TCP (HTTP):
Connects to server-52-85-133-60.iad53.r.cloudfront.net  (52.85.133.60:80)

TCP (HTTP):
Connects to server-52-84-33-85.ewr50.r.cloudfront.net  (52.84.33.85:80)

TCP (HTTP):
Connects to server-52-84-246-58.sfo20.r.cloudfront.net  (52.84.246.58:80)

TCP (HTTP):
Connects to server-52-84-246-213.sfo20.r.cloudfront.net  (52.84.246.213:80)

TCP (HTTP):
Connects to server-52-84-246-183.sfo20.r.cloudfront.net  (52.84.246.183:80)

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