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dam_ay.exe

Yuanyuan Mei

The application dam_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:
87fd59f6a6230c639bb1e2f11ea0e905

SHA-1:
6e22c0c59a6db908a381b0fa2dfcdf0291a44b79

SHA-256:
fe40569a5500761c8d9bad2e2e0cd71d5097e744e51804cf42f42f44bfc1c9a4

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
7/14/2025 2:45:33 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
17.1.29.20

File size:
417.7 KB (427,744 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\dam_ay.exe

Digital Signature
Signed by:
Yuanyuan Mei

Authority:
thawte, Inc.

Valid from:
1/17/2017 6:00:00 AM

Valid to:
4/21/2017 5:59:59 AM

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 3:38:22 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x38AA

Entry point:
E8, 3F, 54, 00, 00, E9, E2, AE, 00, 00, 55, 8B, EC, 51, FF, 75, 0C, 83, 65, FC, 00, E8, 0E, 66, 00, 00, 59, 85, C0, 75, 05, B8, A0, 36, 46, 00, 8B, 4D, 08, 50, E8, 41, 44, 00, 00, 8B, 45, 08, 8B, E5, 5D, C2, 08, 00, 55, 8B, EC, 56, FF, 75, 08, 8B, F1, E8, 80, EB, FF, FF, C7, 06, F4, F1, 45, 00, 8B, C6, 5E, 5D, C2, 04, 00, 55, 8B, EC, 56, FF, 75, 08, 8B, F1, E8, 65, EB, FF, FF, C7, 06, 4C, 36, 46, 00, 8B, C6, 5E, 5D, C2, 04, 00, FF, 35, 74, 7E, 46, 00, FF, 15, 40, F0, 45, 00, 85, C0, 74, 02, FF, D0, 6A, 01...
 
[+]

Entropy:
7.7989  (probably packed)

Code size:
373.5 KB (382,464 bytes)

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

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

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