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dam_ay.exe

Yuanyuan Zhang

The application dam_ay.exe by Yuanyuan Zhang 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 Zhang  (signed and verified)

MD5:
5eac539b5d8bef0cf716be42e4535699

SHA-1:
ff5d2a6cd1f1c66f698af2a5c3c96a9cb303f07c

SHA-256:
e509edf9d755bbc29701a2963c1a38de93f09737531e57e293a094bbdd20df13

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/17/2025 8:46:56 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Mutahba (M)
16.12.20.6

File size:
401.4 KB (411,056 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Yuanyuan Zhang

Authority:
thawte, Inc.

Valid from:
12/14/2016 7:00:00 AM

Valid to:
4/21/2017 6:59:59 AM

Subject:
CN=Yuanyuan Zhang, 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:
319A09FE0ED8B58B4837EB39EAA6BA5A

File PE Metadata
Compilation timestamp:
12/11/2016 10:17:21 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x2C6C

Entry point:
E8, 6D, 14, 00, 00, E9, BD, 8A, 00, 00, 55, 8B, EC, 56, FF, 75, 08, 8B, F1, E8, CD, 00, 00, 00, C7, 06, 90, 04, 46, 00, 8B, C6, 5E, 5D, C2, 04, 00, 8B, 0D, 1C, 80, 46, 00, 33, D2, 85, C9, 75, 05, B9, 28, C5, 45, 00, 56, 6A, 20, 5E, 0F, B7, 01, 66, 3B, C6, 77, 09, 66, 85, C0, 74, 27, 85, D2, 74, 1B, 83, F8, 22, 75, 09, 33, C0, 85, D2, 0F, 94, C0, 8B, D0, 83, C1, 02, EB, DC, 66, 3B, C6, 77, 0B, 83, C1, 02, 0F, B7, 01, 66, 85, C0, 75, F0, 8B, C1, 5E, C3, 83, 3D, 14, 80, 46, 00, 00, 75, 12, 6A, FD, E8, D6, 79...
 
[+]

Code size:
357 KB (365,568 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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