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winzipersvc.exe

Winziper

Chencheng Cai

The application winzipersvc.exe, “Winzipper service” 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 server-52-84-33-108.ewr50.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Winziper Pvt Ltd.  (signed by Chencheng Cai)

Product:
Winziper

Description:
Winzipper service

Version:
2.2.28.0

MD5:
66cbf81ddbbdf252c58164e98c4a6372

SHA-1:
345a7b035483782e7018d850aa3fb3d01ca677f4

SHA-256:
2ed966f21a2c57c5e5468e7c85c651bc2906c7285b14a60f157b598fb6ee1d32

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/5/2024 4:46:30 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX.Chenchen.Meta (M)
16.7.8.7

File size:
1.1 MB (1,138,296 bytes)

Product version:
2.2.28.0

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

Digital Signature
Signed by:
Chencheng Cai

Authority:
thawte, Inc.

Valid from:
7/7/2016 5:00:00 AM

Valid to:
1/18/2017 4:59:59 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:
2931BE83DAB28F03C77CFBA2BD22204D

File PE Metadata
Compilation timestamp:
7/8/2016 6:36:59 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:/19A24RhWfXS64FaP2HGj0iQqIHLNTb+fbzF:2b64FaPJYijIHRTb+fbzF

Entry address:
0x8F8B0

Entry point:
E8, 02, D5, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 75, 13, E8, 92, 14, 00, 00, 6A, 16, 5E, 89, 30, E8, A8, 12, 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, 62, 14, 00, 00, 8B, 00, 5E, 5D, C3, 6A, 0C, 68, D8, 68, 4F, 00, E8, A5, 14, 00, 00, 33, C9, 89, 4D, E4, 33, C0, 8B, 7D, 08, 85, FF, 0F, 95, C0, 85, C0, 75, 17, E8, 39, 14, 00, 00, C7, 00, 16, 00, 00, 00, E8, 4E, 12, 00, 00, 33, C0...
 
[+]

Entropy:
6.3600

Code size:
738 KB (755,712 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-52-84-246-65.sfo20.r.cloudfront.net  (52.84.246.65:80)

TCP (HTTP):
Connects to server-54-239-132-73.sfo9.r.cloudfront.net  (54.239.132.73:80)

TCP (HTTP):
Connects to server-54-230-216-224.mrs50.r.cloudfront.net  (54.230.216.224:80)

TCP (HTTP):
Connects to server-54-230-216-169.mrs50.r.cloudfront.net  (54.230.216.169:80)

TCP (HTTP):
Connects to server-54-230-163-21.jax1.r.cloudfront.net  (54.230.163.21:80)

TCP (HTTP):
Connects to server-52-85-63-181.lhr50.r.cloudfront.net  (52.85.63.181:80)

TCP (HTTP):
Connects to server-54-239-132-169.sfo9.r.cloudfront.net  (54.239.132.169:80)

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

TCP (HTTP):
Connects to server-54-230-216-19.mrs50.r.cloudfront.net  (54.230.216.19:80)

TCP (HTTP):
Connects to server-54-230-163-201.jax1.r.cloudfront.net  (54.230.163.201:80)

TCP (HTTP):
Connects to server-54-230-163-20.jax1.r.cloudfront.net  (54.230.163.20:80)

TCP (HTTP):
Connects to server-52-85-83-130.lax1.r.cloudfront.net  (52.85.83.130:80)

TCP (HTTP):
Connects to server-52-85-77-70.lax3.r.cloudfront.net  (52.85.77.70:80)

TCP (HTTP):
Connects to server-52-85-63-76.lhr50.r.cloudfront.net  (52.85.63.76:80)

TCP (HTTP):
Connects to server-52-84-33-108.ewr50.r.cloudfront.net  (52.84.33.108:80)

TCP (HTTP):
Connects to server-52-84-126-145.iad16.r.cloudfront.net  (52.84.126.145:80)

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