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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:
0829cb73f335f56c9a6bc01e90ab0d95

SHA-1:
90e1c63fb146bcb7cac9980ba3f4ce4fdd4216e6

SHA-256:
a191214ffb7f7d67d010e6405eb3c5e01499afe2275056db902820c1266774a3

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/2/2024 3:22:06 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.8.25.9

File size:
1 MB (1,094,264 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\tools\wzp\omigazip_patch\winzipersvc.exe

Digital Signature
Signed by:
Chencheng Cai

Authority:
thawte, Inc.

Valid from:
8/24/2016 7:00:00 AM

Valid to:
1/18/2017 6:59:59 AM

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:
3D9B7512E1E6F7C1B6D38F1FD96B4AB3

File PE Metadata
Compilation timestamp:
8/18/2016 12:45:53 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:uo/iIed2eep6h0F/MQ8qu5TeXHxghZJCIfgxlOe32X6r9TLyFIJ:uxdWY35TQF3e6BTLyFIJ

Entry address:
0x94B06

Entry point:
E8, FF, 0B, 01, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 75, 13, E8, 24, 2D, 00, 00, 6A, 16, 5E, 89, 30, E8, AB, 2C, 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, F4, 2C, 00, 00, 8B, 00, 5E, 5D, C3, 6A, 0C, 68, B0, DF, 4F, 00, E8, 9F, 34, 00, 00, 33, C9, 89, 4D, E4, 33, C0, 8B, 7D, 08, 85, FF, 0F, 95, C0, 85, C0, 75, 17, E8, CB, 2C, 00, 00, C7, 00, 16, 00, 00, 00, E8, 51, 2C, 00, 00, 33, C0...
 
[+]

Code size:
746.5 KB (764,416 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-52-84-33-209.ewr50.r.cloudfront.net  (52.84.33.209:80)

TCP (HTTP):
Connects to server-52-85-74-119.lhr3.r.cloudfront.net  (52.85.74.119:80)

TCP (HTTP):
Connects to server-52-84-126-69.iad16.r.cloudfront.net  (52.84.126.69:80)

TCP (HTTP):
Connects to server-52-84-33-96.ewr50.r.cloudfront.net  (52.84.33.96:80)

TCP (HTTP):
Connects to server-54-230-81-122.mia50.r.cloudfront.net  (54.230.81.122:80)

TCP (HTTP):
Connects to server-54-239-132-147.sfo9.r.cloudfront.net  (54.239.132.147:80)

TCP (HTTP):
Connects to server-54-230-216-179.mrs50.r.cloudfront.net  (54.230.216.179:80)

TCP (HTTP):
Connects to server-54-192-55-238.jfk6.r.cloudfront.net  (54.192.55.238:80)

TCP (HTTP):
Connects to server-54-192-36-50.jfk1.r.cloudfront.net  (54.192.36.50:80)

TCP (HTTP):
Connects to server-54-192-36-102.jfk1.r.cloudfront.net  (54.192.36.102:80)

TCP (HTTP):
Connects to server-52-85-83-218.lax1.r.cloudfront.net  (52.85.83.218:80)

TCP (HTTP):
Connects to server-52-85-83-120.lax1.r.cloudfront.net  (52.85.83.120:80)

TCP (HTTP):
Connects to server-52-84-33-122.ewr50.r.cloudfront.net  (52.84.33.122:80)

TCP (HTTP):
Connects to server-54-240-186-73.mad50.r.cloudfront.net  (54.240.186.73:80)

TCP (HTTP):
Connects to server-54-240-186-101.mad50.r.cloudfront.net  (54.240.186.101:80)

TCP (HTTP):
Connects to server-54-239-132-142.sfo9.r.cloudfront.net  (54.239.132.142:80)

TCP (HTTP):
Connects to server-54-230-81-109.mia50.r.cloudfront.net  (54.230.81.109:80)

TCP (HTTP):
Connects to server-54-230-5-168.dfw3.r.cloudfront.net  (54.230.5.168:80)

TCP (HTTP):
Connects to server-54-230-216-58.mrs50.r.cloudfront.net  (54.230.216.58:80)

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