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tsvr.exe

Trend Service

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”.
Publisher:
Trend Corp.  (signed by Wenchao Zhang)

Product:
Trend Service

Description:
Service

Version:
3.0.0.64

MD5:
21da36d4f748e603443d43eb260e427e

SHA-1:
da63eb079214b65216f65f3b78d6b20807bd9954

SHA-256:
ba37ad06716243abca7ef82b16b5a5d5890f2af05089764e004d72acb4394411

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/23/2024 10:07:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Elex (M)
16.9.29.9

File size:
277.1 KB (283,799 bytes)

Product version:
3.0.0.64

Original file name:
TSvr

File type:
Executable application (Win32 EXE)

Language:
Chinese (Simplified, PRC)

Common path:
C:\users\{user}\appdata\roaming\setup1\tsvr.exe

Digital Signature
Signed by:
Wenchao Zhang

Authority:
thawte, Inc.

Valid from:
9/19/2016 6:00:00 AM

Valid to:
6/9/2017 5:59:59 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:
3C088DA46AABF2F0B5C81C5D7DC76C57

File PE Metadata
Compilation timestamp:
9/18/2016 1:21:05 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:l72RZwh/imdoQL8l2SzhdQBV+UdvrEFp7hKOFV:lCjS/imOQoDdQBjvrEH7PFV

Entry address:
0x1AAC8

Entry point:
E9, 60, 69, FF, FF, E9, 03, FE, FF, FF, FF, 25, E0, E2, 41, 00, FF, 25, E4, E2, 41, 00, FF, 25, E8, E2, 41, 00, FF, 25, EC, E2, 41, 00, FF, 25, F0, E2, 41, 00, FF, 25, F4, E2, 41, 00, FF, 25, F8, E2, 41, 00, FF, 25, FC, E2, 41, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 68, 69, AB, 41, 00, 64, FF, 35, 00, 00, 00, 00, 8B, 44, 24, 10, 89, 6C, 24, 10, 8D, 6C, 24, 10, 2B, E0, 53, 56, 57, A1, 00, 40, 42, 00, 31, 45, FC, 33, C5, 50, 89, 65, E8, FF, 75, F8, 8B, 45, FC, C7, 45, FC, FE, FF, FF, FF...
 
[+]

Entropy:
6.8855

Packer / compiler:
tElock 0.99 - 1.0 private

Code size:
113 KB (115,712 bytes)

Service
Display name:
IhPul

Type:
Win32OwnProcess


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