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dam_ay.exe

Ding Ruan

The application dam_ay.exe by Ding Ruan 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:
Ding Ruan  (signed and verified)

MD5:
863f7a4501694531e1368406480b9091

SHA-1:
b3d19dec3e47dee52216368438ca6eeaf70c825d

SHA-256:
55d9102b334e3268198576237d4f287e0f5f66bddb0b2370158b6a90b6b31453

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
7/14/2025 6:14:46 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.11.14.5

File size:
413.5 KB (423,472 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:
Ding Ruan

Authority:
thawte, Inc.

Valid from:
10/27/2016 9:00:00 PM

Valid to:
4/13/2017 8:59:59 PM

Subject:
CN=Ding Ruan, 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:
7EFAEB24FF6C0328BE6C7BF1FA07E037

File PE Metadata
Compilation timestamp:
11/6/2016 11:32:12 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:JWsoWxGAZAVcZqUIQm1lQVtevsw/dU5wdLQeoUt9Auo1zwv605uOAjtf5wp4kOAX:Mi8KFI5wf8UEQeVdo1uuNf5wufA//

Entry address:
0x12A6

Entry point:
E8, EA, 24, 00, 00, E9, 33, AD, 00, 00, 83, 3D, 14, A3, 46, 00, 00, 75, 12, 6A, FD, E8, DD, 3B, 00, 00, 59, C7, 05, 14, A3, 46, 00, 01, 00, 00, 00, 33, C0, C3, 6A, 0C, 68, A8, 29, 46, 00, E8, 86, B2, 00, 00, 6A, 0E, E8, 87, 1B, 00, 00, 59, 83, 65, FC, 00, 8B, 75, 08, 8B, 46, 04, 85, C0, 74, 30, 8B, 0D, DC, 61, 46, 00, BA, D8, 61, 46, 00, 89, 4D, E4, 85, C9, 74, 11, 39, 01, 75, 2C, 8B, 41, 04, 89, 42, 04, 51, E8, 93, 36, 00, 00, 59, FF, 76, 04, E8, 8A, 36, 00, 00, 59, 83, 66, 04, 00, C7, 45, FC, FE, FF, FF...
 
[+]

Code size:
367.5 KB (376,320 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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