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dam_ay.exe

Xin Zhou

The executable dam_ay.exe has been detected as malware by 1 anti-virus scanner. This is a setup program which is used to install the application. The file has been seen being downloaded from d3g1g0k0wwnjag.cloudfront.net.
Publisher:
Xin Zhou  (signed and verified)

MD5:
960f8c41d011eeb67ce897e7f095aa2c

SHA-1:
e502403004cea1ea91ef939d46f1b95b865b8840

SHA-256:
62c6d905b7756c69895edfc4a23f86c727cdb21b3ec59f3f6157e21ed15986fa

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
6/26/2025 12:09:36 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.12.7.7

File size:
412.7 KB (422,616 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:
Xin Zhou

Authority:
thawte, Inc.

Valid from:
11/13/2016 7:30:00 PM

Valid to:
3/22/2017 7:29:59 PM

Subject:
CN=Xin Zhou, 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:
424CFA2DA22644F1A014C44D8C28F97B

File PE Metadata
Compilation timestamp:
11/10/2016 10:08:18 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x38F1

Entry point:
E8, 36, E1, FF, FF, E9, D2, 82, 00, 00, 55, 8B, EC, 56, E8, D9, 0B, 00, 00, 8B, 4D, 08, 51, 89, 08, E8, 05, EA, FF, FF, 59, 8B, F0, E8, 41, 16, 00, 00, 89, 30, 5E, 5D, C3, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 74, 10, 8B, 55, 0C, 85, D2, 74, 09, 8B, 4D, 10, 85, C9, 75, 16, 88, 0E, E8, 1C, 16, 00, 00, 6A, 16, 5E, 89, 30, E8, DA, E1, FF, FF, 8B, C6, 5E, 5D, C3, 57, 8B, FE, 2B, F9, 8A, 01, 88, 04, 0F, 41, 84, C0, 74, 03, 4A, 75, F3, 5F, 85, D2, 75, 0B, 88, 16, E8, EF, 15, 00, 00, 6A, 22, EB, D1, 33, C0, EB, D7...
 
[+]

Code size:
365 KB (373,760 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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