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tsvr.exe

Trend Service

Shanghai Yuntong Technology Co., Ltd.

The application tsvr.exe by Shanghai Yuntong Technology Co. has been detected as a potentially unwanted program by 2 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “IhPul”. While running, it connects to the Internet address syd105.meraki.com on port 443.
Publisher:
Trend Corp.  (signed by Shanghai Yuntong Technology Co., Ltd.)

Product:
Trend Service

Description:
Service

Version:
3.0.0.58

MD5:
08d17fe67bd68acb4150c1bbae4770a9

SHA-1:
c0507591964c06c735ca3371231d86bcb77b8fa2

SHA-256:
8b0c5fdfb5ab40ba9da6bc4d2e479731f48ed00421864f19b9a67bccffec0ca1

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
4/30/2024 8:20:00 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Mutabaha.1462
9.0.1.05190

Reason Heuristics
Adware.Elex
16.8.23.14

File size:
205.2 KB (210,128 bytes)

Product version:
3.0.0.58

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:
Shanghai Yuntong Technology Co., Ltd.

Authority:
thawte, Inc.

Valid from:
8/18/2016 5:30:00 AM

Valid to:
2/25/2017 5:29:59 AM

Subject:
CN="Shanghai Yuntong Technology Co., Ltd.", O="Shanghai Yuntong Technology Co., Ltd.", L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
726CC6DF3389C67071EAA1CF524BD992

File PE Metadata
Compilation timestamp:
8/17/2016 7:30:29 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
3072:8AYTDuE54W3VUPwtX2nfjD6b894mOKHjed+LzMjJV26:8TDD3OPY2bD5ISedmzw

Entry address:
0x1BA86

Entry point:
E8, 79, 02, 00, 00, E9, 03, FE, FF, FF, FF, 25, F8, F2, 41, 00, FF, 25, FC, F2, 41, 00, FF, 25, 00, F3, 41, 00, FF, 25, 04, F3, 41, 00, FF, 25, 08, F3, 41, 00, FF, 25, 0C, F3, 41, 00, FF, 25, 10, F3, 41, 00, FF, 25, 14, F3, 41, 00, 68, 19, BB, 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, 50, 42, 00, 31, 45, FC, 33, C5, 50, 89, 65, E8, FF, 75, F8, 8B, 45, FC, C7, 45, FC, FE, FF, FF, FF, 89, 45, F8, 8D, 45, F0, 64, A3, 00, 00, 00, 00, C3, 8B...
 
[+]

Entropy:
6.2445

Code size:
117 KB (119,808 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-54-230-51-90.jfk5.r.cloudfront.net  (54.230.51.90:80)

TCP (HTTP):
Connects to server-54-230-81-54.mia50.r.cloudfront.net  (54.230.81.54:80)

TCP (HTTP):
Connects to server-52-84-126-42.iad16.r.cloudfront.net  (52.84.126.42:80)

TCP (HTTP):
Connects to server-54-230-141-68.sfo5.r.cloudfront.net  (54.230.141.68:80)

TCP (HTTP):
Connects to server-54-230-141-197.sfo5.r.cloudfront.net  (54.230.141.197:80)

TCP (HTTP):
Connects to server-54-230-216-23.mrs50.r.cloudfront.net  (54.230.216.23:80)

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

TCP (HTTP):
Connects to server-54-192-230-94.waw50.r.cloudfront.net  (54.192.230.94:80)

TCP (HTTP):
Connects to server-54-192-230-204.waw50.r.cloudfront.net  (54.192.230.204:80)

TCP (HTTP):
Connects to server-52-84-25-80.sea32.r.cloudfront.net  (52.84.25.80:80)

TCP (HTTP):
Connects to server-52-84-25-43.sea32.r.cloudfront.net  (52.84.25.43:80)

TCP (HTTP):
Connects to server-52-84-25-115.sea32.r.cloudfront.net  (52.84.25.115:80)

TCP (HTTP SSL):
Connects to syd105.meraki.com  (43.239.96.15:443)

TCP (HTTP):
Connects to server-54-230-96-179.arn1.r.cloudfront.net  (54.230.96.179:80)

TCP (HTTP):
Connects to server-54-230-51-109.jfk5.r.cloudfront.net  (54.230.51.109:80)

TCP (HTTP):
Connects to server-54-230-216-246.mrs50.r.cloudfront.net  (54.230.216.246:80)

TCP (HTTP):
Connects to server-54-230-216-145.mrs50.r.cloudfront.net  (54.230.216.145:80)

TCP (HTTP):
Connects to server-54-230-206-92.atl50.r.cloudfront.net  (54.230.206.92:80)

TCP (HTTP):
Connects to server-54-230-206-214.atl50.r.cloudfront.net  (54.230.206.214:80)

TCP (HTTP):
Connects to server-54-230-206-146.atl50.r.cloudfront.net  (54.230.206.146:80)

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