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:
cfe139f8b31e6421409de891fd5db742

SHA-1:
2251f0ab718022bc8440a988907e40bb94ed8239

SHA-256:
3cf420968a7cbb3a9b097391194299de9b6288fc5b2cadfa9bd20fc2f68e1ed1

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
10/20/2018 9:12:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
16.8.4.10

File size:
979 KB (1,002,544 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:\Program Files\winzipper\winzipersvc.exe

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
8/3/2016 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:
76EA77925866248FB3EB702E5A5E225B

File PE Metadata
Compilation timestamp:
7/29/2016 1:01:01 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:ejOVVptZC0leBFPGniniE97rgnLJINTb2Ab:oAP5dinikUlKTb2Ab

Entry address:
0x858A6

Entry point:
E8, BF, F3, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 75, 13, E8, 05, 17, 00, 00, 6A, 16, 5E, 89, 30, E8, 8C, 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, D5, 16, 00, 00, 8B, 00, 5E, 5D, C3, 6A, 0C, 68, 18, AF, 4E, 00, E8, 7F, 1E, 00, 00, 33, C9, 89, 4D, E4, 33, C0, 8B, 7D, 08, 85, FF, 0F, 95, C0, 85, C0, 75, 17, E8, AC, 16, 00, 00, C7, 00, 16, 00, 00, 00, E8, 32, 16, 00, 00, 33, C0...
 
[+]

Entropy:
6.4985

Code size:
677.5 KB (693,760 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-52-84-33-82.ewr50.r.cloudfront.net  (52.84.33.82:80)

TCP (HTTP):
Connects to server-52-84-33-21.ewr50.r.cloudfront.net  (52.84.33.21:80)

TCP (HTTP):
Connects to server-54-230-0-137.lhr5.r.cloudfront.net  (54.230.0.137:80)

TCP (HTTP):
Connects to server-52-85-63-216.lhr50.r.cloudfront.net  (52.85.63.216:80)

TCP (HTTP):
Connects to server-54-192-230-107.waw50.r.cloudfront.net  (54.192.230.107:80)

TCP (HTTP):
Connects to server-52-85-63-73.lhr50.r.cloudfront.net  (52.85.63.73:80)

TCP (HTTP):
Connects to server-54-230-51-36.jfk5.r.cloudfront.net  (54.230.51.36:80)

TCP (HTTP):
Connects to server-54-230-0-80.lhr5.r.cloudfront.net  (54.230.0.80:80)

TCP (HTTP):
Connects to server-54-192-230-119.waw50.r.cloudfront.net  (54.192.230.119:80)

TCP (HTTP):
Connects to server-54-192-203-238.fra50.r.cloudfront.net  (54.192.203.238:80)

TCP (HTTP):
Connects to server-54-192-203-171.fra50.r.cloudfront.net  (54.192.203.171:80)

TCP (HTTP):
Connects to server-54-192-130-180.ams50.r.cloudfront.net  (54.192.130.180:80)

TCP (HTTP):
Connects to server-52-85-77-231.lax3.r.cloudfront.net  (52.85.77.231:80)

TCP (HTTP):
Connects to server-52-85-63-179.lhr50.r.cloudfront.net  (52.85.63.179:80)

TCP (HTTP):
Connects to server-52-85-63-161.lhr50.r.cloudfront.net  (52.85.63.161:80)

TCP (HTTP):
Connects to server-52-84-87-195.yul62.r.cloudfront.net  (52.84.87.195:80)

TCP (HTTP):
Connects to server-52-84-87-126.yul62.r.cloudfront.net  (52.84.87.126:80)

TCP (HTTP):
Connects to server-54-239-132-233.sfo9.r.cloudfront.net  (54.239.132.233:80)

TCP (HTTP):
Connects to server-54-230-216-69.mrs50.r.cloudfront.net  (54.230.216.69:80)

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