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jiayuansetupv4_0_2_315060.exe

Jiayuan Desktop

Shanghai Huaqianshu Information Technology Co., Ltd.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from dl.jiayuan.com.
Publisher:
Shanghai Huaqianshu Information Technology Co., Ltd.  (signed and verified)

Product:
Jiayuan Desktop

Version:
0.4.0.2.0

MD5:
48dfa522fdb475af77d1de46dd94b690

SHA-1:
98ca32ece503567100d2fb0540b36a7d9a2dc1e6

SHA-256:
2c9962b3aa6fc2256b3f80cbfebf06ea14f9ae53b686c756d870185023f4068c

Scanner detections:
2 / 68

Status:
Clean  (2 probable false positive detections)

Explanation:
These detections are probably false positives (erroneous), the file is probably malware free.

Analysis date:
4/26/2024 9:11:44 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
DLOADER.Trojan
9.0.1.0317

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.4

File size:
14.7 MB (15,386,728 bytes)

Product version:
4.0.2

Copyright:
Copyright (c) 2011 Shanghai Huaqianshu Information Technology Co., Ltd.

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Chinese

Common path:
C:\users\{user}\downloads\jiayuansetupv4_0_2_315060.exe

Digital Signature
Signed by:
Shanghai Huaqianshu Information Technology Co., Ltd.

Authority:
VeriSign, Inc.

Valid from:
9/15/2011 2:00:00 AM

Valid to:
9/15/2014 1:59:59 AM

Subject:
CN="Shanghai Huaqianshu Information Technology Co., Ltd.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Shanghai Huaqianshu Information Technology Co., Ltd.", L=Beijing, S=Beijing, 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:
7BEBFAD2A45616654E4A5D09B1F03CF9

File PE Metadata
Compilation timestamp:
4/10/2010 2:19:23 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
393216:KzMm0IPd92dHcNzwruntlvY+RjXZO06QZ1QFJwf4X3n1oW:Kz/0edYd8N9ntFljXZOlU4X3J

Entry address:
0x33E9

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, 70, 85, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 80, 40, 00, 55, FF, 15, B0, 82, 40, 00, 6A, 08, A3, 78, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, 90, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 6C, 85, 40, 00, FF, 15, 80, 81, 40, 00, 68, 54, 85, 40, 00, 68, 80, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B0, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

The file jiayuansetupv4_0_2_315060.exe has been seen being distributed by the following URL.

http://dl.jiayuan.com/client/.../JiayuanSetupV4_0_2_315060.exe

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