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TSvr.exe

svr.exe

Wenchao Zhang

The application TSvr.exe by Wenchao Zhang 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 “IhPul”. While running, it connects to the Internet address server-54-230-141-183.sfo5.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
tsvr.com  (signed by Wenchao Zhang)

Product:
svr.exe

Description:
tsvr.com

Version:
3.0.0.27

MD5:
23df9d4fe4b4f21e296a3125bb8170bb

SHA-1:
37fa22f20d55c6989bdc8c01c061f78d63de6149

SHA-256:
f0985b78a83e8c2ad3a100e4d1815d544db0c41a12642caec9a35d8c12bf6294

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/26/2024 4:48:44 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Elex.WenchaoZ.Meta (M)
16.6.28.6

File size:
356.2 KB (364,752 bytes)

Product version:
3.0.0.27

Copyright:
Copyright (C) TSVR Since 2015

Original file name:
TSvr.exe

File type:
Executable application (Win32 EXE)

Language:
Chinese (Simplified, PRC)

Common path:
C:\users\{user}\appdata\roaming\tsv\tsvr.exe

Digital Signature
Signed by:
Wenchao Zhang

Authority:
thawte, Inc.

Valid from:
6/27/2016 5:30:00 AM

Valid to:
6/9/2017 5:29:59 AM

Subject:
CN=Wenchao Zhang, 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:
221318A741FC08D36E03B7D7459DF07E

File PE Metadata
Compilation timestamp:
6/28/2016 7:20:38 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:3iQWM5gGENV8EO7k+x7+bqpuilP+fo83c3l4KUZB2pizs:3ipM5gTE752qpuilPn6Cl4j8n

Entry address:
0x3BCB3

Entry point:
E8, D9, 08, 00, 00, E9, 49, FE, FF, FF, CC, FF, 25, 98, D2, 43, 00, FF, 25, 9C, D2, 43, 00, FF, 25, A0, D2, 43, 00, FF, 25, A4, D2, 43, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, B9, 01, 00, 00, 00, F2, 0F, 10, 2D, B8, 4F, 44, 00, EB, 1C, B9, 02, 00, 00, 00, F2, 0F, 10, 2D, C0, 4F, 44, 00, EB, 0D, B9, 03, 00, 00, 00, F2, 0F, 10, 2D, B8, 4F, 44, 00, 66, 0F, 7E, C0, 25, FF, FF, FF, 7F, 3D, 00, 00, 80, 7F, 0F, 83, 4C, 01, 00, 00, F3, 0F, 5A, C0...
 
[+]

Entropy:
6.4686

Code size:
240 KB (245,760 bytes)

Service
Display name:
IhPul

Type:
Win32OwnProcess


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

TCP (HTTP):
Connects to server-52-84-246-45.sfo20.r.cloudfront.net  (52.84.246.45:80)

TCP (HTTP):
Connects to server-54-230-141-183.sfo5.r.cloudfront.net  (54.230.141.183:80)

TCP (HTTP):
Connects to server-54-230-141-108.sfo5.r.cloudfront.net  (54.230.141.108:80)

TCP (HTTP):
Connects to server-54-239-132-220.sfo9.r.cloudfront.net  (54.239.132.220:80)

TCP (HTTP):
Connects to server-54-230-141-233.sfo5.r.cloudfront.net  (54.230.141.233:80)

TCP (HTTP):
Connects to server-54-230-216-106.mrs50.r.cloudfront.net  (54.230.216.106:80)

TCP (HTTP):
Connects to server-54-230-216-151.mrs50.r.cloudfront.net  (54.230.216.151:80)

TCP (HTTP):
Connects to server-54-230-141-25.sfo5.r.cloudfront.net  (54.230.141.25:80)

TCP (HTTP):
Connects to server-54-230-216-129.mrs50.r.cloudfront.net  (54.230.216.129:80)

TCP (HTTP):
Connects to server-52-85-83-223.lax1.r.cloudfront.net  (52.85.83.223:80)

TCP (HTTP):
Connects to server-54-230-51-83.jfk5.r.cloudfront.net  (54.230.51.83:80)

TCP (HTTP):
Connects to server-54-230-216-83.mrs50.r.cloudfront.net  (54.230.216.83:80)

TCP (HTTP):
Connects to server-54-230-216-160.mrs50.r.cloudfront.net  (54.230.216.160:80)

TCP (HTTP):
Connects to server-54-239-132-117.sfo9.r.cloudfront.net  (54.239.132.117:80)

TCP (HTTP):
Connects to server-52-85-83-76.lax1.r.cloudfront.net  (52.85.83.76:80)

TCP (HTTP):
Connects to server-52-85-77-150.lax3.r.cloudfront.net  (52.85.77.150:80)

TCP (HTTP):
Connects to server-52-84-25-114.sea32.r.cloudfront.net  (52.84.25.114:80)

TCP (HTTP):
Connects to server-52-85-83-232.lax1.r.cloudfront.net  (52.85.83.232:80)

TCP (HTTP):
Connects to server-54-230-51-201.jfk5.r.cloudfront.net  (54.230.51.201:80)

TCP (HTTP):
Connects to 125.235.4.59.adsl.viettel.vn  (125.235.4.59:80)

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