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PCMaster.exe

软媒魔方

Qingdao Ruanmei Network Technology Co.,Ltd.

The application PCMaster.exe by Qingdao Ruanmei Network Technology Co.,Ltd has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
青岛软媒网络科技有限公司  (signed by Qingdao Ruanmei Network Technology Co.,Ltd.)

Product:
软媒魔方

Version:
6.2.1.0

MD5:
48e12f6287aa9295a0a719c0d27f0112

SHA-1:
e04701259c63cb7bd7e1b5a430639be8eeb3c2a2

SHA-256:
33a68f1eb80ff5e2ca413c81ea4c39ebe87c7ad33076a23b73d064705291707b

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/24/2024 2:48:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.12.9.5

File size:
5 MB (5,213,856 bytes)

Product version:
6.2.1.0

Copyright:
青岛软媒

Original file name:
PCMaster.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\ruanmei\pcmaster\pcmaster.exe

Digital Signature
Signed by:
Qingdao Ruanmei Network Technology Co.,Ltd.

Authority:
VeriSign, Inc.

Valid from:
3/13/2016 8:00:00 AM

Valid to:
8/27/2017 7:59:59 AM

Subject:
CN="Qingdao Ruanmei Network Technology Co.,Ltd.", OU=IT, O="Qingdao Ruanmei Network Technology Co.,Ltd.", L=Qingdao, S=Shandong, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
50284BE9AB1A229C8F2C9FDD7B7E4AE4

File PE Metadata
Compilation timestamp:
12/7/2016 3:34:08 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

Entry address:
0x161EA4

Entry point:
E8, 7A, 04, 00, 00, E9, 5C, FE, FF, FF, C3, 8B, 0D, E8, 27, 65, 00, 33, C0, 81, F9, AE, 1E, 56, 00, 0F, 95, C0, C3, FF, 25, E8, 27, 65, 00, 55, 8B, EC, 83, 61, 04, 00, 83, 61, 08, 00, 8B, 45, 08, 89, 41, 04, 8B, C1, C7, 01, 50, EE, 6A, 00, 5D, C2, 04, 00, 55, 8B, EC, 56, FF, 75, 08, 8B, F1, E8, 31, 58, EB, FF, C7, 06, 28, 31, 6B, 00, 8B, C6, 5E, 5D, C2, 04, 00, 83, 61, 04, 00, 8B, C1, 83, 61, 08, 00, C7, 41, 04, 30, 31, 6B, 00, C7, 01, 28, 31, 6B, 00, C3, 8D, 41, 04, C7, 01, BC, 6E, 65, 00, 50, E8, AC, C4...
 
[+]

Entropy:
6.7666

Code size:
2.3 MB (2,426,368 bytes)

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

TCP (HTTP):
Connects to ee-ocsp-origin.ilg.ws.symantec.net  (69.58.181.240:80)

TCP (HTTP SSL):
Connects to pc-b.bitgravity.com  (64.185.181.238:443)

TCP (HTTP):
Connects to a23-44-155-27.deploy.static.akamaitechnologies.com  (23.44.155.27:80)

TCP (HTTP SSL):
Connects to hn.kd.ny.adsl  (42.236.4.35:443)

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