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damu_ay.exe

Yuanyuan Mei

The application damu_ay.exe by Yuanyuan Mei has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from d3g1g0k0wwnjag.cloudfront.net.
Publisher:
Yuanyuan Mei  (signed and verified)

MD5:
cef11bf3a9344d16218579cdf0461e76

SHA-1:
1da15f171698e1ec2ceeb5f06963d257a60b764f

SHA-256:
bd9a282d20e01f6269f32a7b7cafc911701ea72f341d5e650e1ca64c51396e95

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
7/14/2025 2:44:45 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
17.1.28.6

File size:
407.8 KB (417,536 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\damu_ay.exe

Digital Signature
Signed by:
Yuanyuan Mei

Authority:
thawte, Inc.

Valid from:
1/16/2017 10:00:00 PM

Valid to:
4/20/2017 8:59:59 PM

Subject:
CN=Yuanyuan Mei, 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:
42CDD87CEEA3C88A57939591CB1B6DE8

File PE Metadata
Compilation timestamp:
1/18/2017 7:20:49 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x70C1

Entry point:
E8, 80, 1E, 00, 00, E9, 9C, 50, 00, 00, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 0F, 84, EA, 00, 00, 00, 8B, 46, 0C, 3B, 05, 5C, 3E, 46, 00, 74, 07, 50, E8, CD, CD, FF, FF, 59, 8B, 46, 10, 3B, 05, 60, 3E, 46, 00, 74, 07, 50, E8, BB, CD, FF, FF, 59, 8B, 46, 14, 3B, 05, 64, 3E, 46, 00, 74, 07, 50, E8, A9, CD, FF, FF, 59, 8B, 46, 18, 3B, 05, 68, 3E, 46, 00, 74, 07, 50, E8, 97, CD, FF, FF, 59, 8B, 46, 1C, 3B, 05, 6C, 3E, 46, 00, 74, 07, 50, E8, 85, CD, FF, FF, 59, 8B, 46, 20, 3B, 05, 70, 3E, 46, 00, 74, 07, 50, E8...
 
[+]

Code size:
363.5 KB (372,224 bytes)

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

http://d3g1g0k0wwnjag.cloudfront.net/.../damu_ay.exe

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