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cos_ay.exe

Yu Bao

The application cos_ay.exe by Yu Bao has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Yu Bao  (signed and verified)

Version:
201606291048

MD5:
d894aed27575c7768081b0a9bbd4a254

SHA-1:
4276cc1a201e228746b252220e4364259427a74e

SHA-256:
0178abf4f9888272d79b67753b87a29fbac69549452e6622e6c0221cd116a1bc

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 5:14:32 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.YuBao (M)
16.7.1.6

File size:
382.3 KB (391,424 bytes)

Product version:
201606291048

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\exe\cf4509c2fbac7fd30cdb9081f3df79ce\cos_ay.exe

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
6/23/2016 2:00:00 AM

Valid to:
1/22/2017 12:59:59 AM

Subject:
CN=Yu Bao, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
622E3CF43725FE06E1BE61E5338D9E98

File PE Metadata
Compilation timestamp:
6/29/2016 6:17:45 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:fP1rrleiolVnN9mFZSUOtvzQXg1bk0usRPcds:nhReiolVnN98SltvEQ7usRPgs

Entry address:
0x2CFFF

Entry point:
E8, 87, 88, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, FF, 15, CC, D0, 44, 00, 6A, 01, A3, 74, 01, 46, 00, E8, D4, 8D, 00, 00, FF, 75, 08, E8, 69, 8D, 00, 00, 83, 3D, 74, 01, 46, 00, 00, 59, 59, 75, 08, 6A, 01, E8, BA, 8D, 00, 00, 59, 68, 09, 04, 00, C0, E8, 37, 8D, 00, 00, 59, 5D, C3, 55, 8B, EC, 81, EC, 24, 03, 00, 00, 6A, 17, E8, 98, 50, 01, 00, 85, C0, 74, 05, 6A, 02, 59, CD, 29, A3, 58, FF, 45, 00, 89, 0D, 54, FF, 45, 00, 89, 15, 50, FF, 45, 00, 89, 1D, 4C, FF, 45, 00, 89, 35, 48, FF, 45, 00, 89, 3D, 44...
 
[+]

Code size:
300.5 KB (307,712 bytes)

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