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yytools.exe

Beijing YuJinCheng Technology Co., Ltd.

The application yytools.exe by Beijing YuJinCheng Technology Co. has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Beijing YuJinCheng Technology Co., Ltd.  (signed and verified)

MD5:
6b5fb4a4c7b3dec642cbfcc863380519

SHA-1:
ff76d41f7c047f086ec2d124f2013be98e8723b2

SHA-256:
d05dbaa8a3f9324bf7b2765299139018531a864643b30cc3daa84dc06765834d

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:
4/26/2024 9:17:40 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.11.7.17

File size:
406.4 KB (416,200 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\yuyuplay\yytools.exe

Digital Signature
Signed by:
Beijing YuJinCheng Technology Co., Ltd.

Authority:
VeriSign, Inc.

Valid from:
7/26/2013 8:00:00 AM

Valid to:
7/27/2014 7:59:59 AM

Subject:
CN="Beijing YuJinCheng Technology Co., Ltd.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Beijing YuJinCheng 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:
733DD1F54CECC5BDAEF46648CD16CEBA

File PE Metadata
Compilation timestamp:
3/25/2014 9:18:28 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:2S3BsLdSP4+BHVZZlUW0L1dhYqFV86mQs:DsLwHVHlr0L10mK

Entry address:
0x29D35

Entry point:
E8, E8, A1, 00, 00, E9, 78, FE, FF, FF, 6A, 0C, 68, 58, B1, 44, 00, E8, 75, 0C, 00, 00, 83, 65, E4, 00, 8B, 75, 08, 3B, 35, 0C, 58, 45, 00, 77, 22, 6A, 04, E8, 43, 48, 00, 00, 59, 83, 65, FC, 00, 56, E8, 4A, 50, 00, 00, 59, 89, 45, E4, C7, 45, FC, FE, FF, FF, FF, E8, 09, 00, 00, 00, 8B, 45, E4, E8, 81, 0C, 00, 00, C3, 6A, 04, E8, 3E, 47, 00, 00, 59, C3, 8B, FF, 55, 8B, EC, 56, 8B, 75, 08, 83, FE, E0, 0F, 87, A1, 00, 00, 00, 53, 57, 8B, 3D, D8, F0, 43, 00, 83, 3D, 0C, 3E, 45, 00, 00, 75, 18, E8, 6A, 98, 00...
 
[+]

Entropy:
6.3377

Code size:
246 KB (251,904 bytes)

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