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windows7mastersetup_1.80.exe

Qingdao Ruanmei Network Technology Co.,Ltd.

The application windows7mastersetup_1.80.exe by Qingdao Ruanmei Network Technology Co.,Ltd has been detected as adware by 5 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from down.ruanmei.com.
Publisher:
Qingdao Ruanmei Network Technology Co.,Ltd.  (signed and verified)

MD5:
6c6b2676c944e16a0f5d0ce1c7d83e69

SHA-1:
3c9edb3137309d73ce3bd30136ba57272b2172dd

SHA-256:
fd043671e7f61b5ec2425d47e1a015448de7a1d8a93843950fa0b0d1b58c45a1

Scanner detections:
5 / 68

Status:
Adware

Analysis date:
12/28/2024 2:58:12 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Trojan.Siggen4.45560
9.0.1.0346

McAfee
Artemis!6C6B2676C944
5600.6918

NANO AntiVirus
Trojan.Win32.Stanit.cuckfy
0.28.6.63474

Reason Heuristics
PUP.Installer.QingdaoRuanmeiNetworkTechnologyCoLtd.X
14.12.12.21

Sophos
Address Tool Bar
4.98

File size:
5.3 MB (5,556,720 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\windows7mastersetup_1.80.exe

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

Authority:
VeriSign, Inc.

Valid from:
2/2/2012 8:00:00 AM

Valid to:
7/16/2014 7:59:59 AM

Subject:
CN="Qingdao Ruanmei Network Technology Co.,Ltd.", OU=Digital ID Class 3 - Microsoft Software Validation v2, 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:
763A3A6BF860143D8D4ECAC660601BDC

File PE Metadata
Compilation timestamp:
12/6/2009 6:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:0du3QoHApotGvznVcfO0LJh4tStV0IC/rnpm13njP/HI8:dFgqszyO0V6snjCLY13nbo8

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.9973

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file windows7mastersetup_1.80.exe has been seen being distributed by the following URL.

http://down.ruanmei.com/.../windows7mastersetup_1.80.exe

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