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pcmastersetup_6.13_pure.exe

Qingdao Ruanmei Network Technology Co.,Ltd.

The application pcmastersetup_6.13_pure.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. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from xiazai.sogou.com.
Publisher:
Qingdao Ruanmei Network Technology Co.,Ltd.  (signed and verified)

MD5:
d988c737795a455f12bfecc9eff208e0

SHA-1:
5ee2e26186884589fcd09e5284fff8bdfce2921c

SHA-256:
626b45f2c8cc13bb8f00e455bb4fe873fae98477d0068b4a6902aae5e0b9e39f

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:
4/27/2024 3:31:28 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.QingdaoR.Installer
17.2.25.10

File size:
12.3 MB (12,850,424 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\pcmastersetup_6.13_pure.exe

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

Authority:
VeriSign, Inc.

Valid from:
7/24/2014 6:00:00 PM

Valid to:
8/23/2017 5:59:59 PM

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:
41E4F3478CEB8F3B8B87E0AB04A7ACCF

File PE Metadata
Compilation timestamp:
9/26/2011 7:21:33 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.9995

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file pcmastersetup_6.13_pure.exe has been seen being distributed by the following URL.

http://xiazai.sogou.com/.../redir?softdown=1&u=YRyEVuHeM45mBjjEUSPVUEJm8GF_McJfVdEjKPrgnocp6RPTnPFSKls2-N19zn1Vz4fe6Ohfd8XdNQIazdF--FgXJ8-dW6ZyJd2HMCZpOTvLIGNafI07QZpggfaFdLzRilLVZzhV53fF-ago-P3fEFbS13TuCDFbPEvoF_Mi5XNOrFMiSSA98JIYxE3Z3c37__Bq3ZdvnOCXWHnXXzHlFg..&pcid=-3390100906722771182&filename=pcmastersetup_6.13_pure.exe&w=1907

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