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dam_ay.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application dam_ay.exe by Beijing Caiyunshidai Technology Co. 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:
Beijing Caiyunshidai Technology Co., Ltd.  (signed and verified)

MD5:
891dd04305c941073a0b88c8024eab72

SHA-1:
889558f30827704a24db28ab2fb5965d31611abe

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/11/2025 1:43:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
16.12.14.20

File size:
410 KB (419,816 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Documents and Settings\{user}\Local settings\temporary internet files\content.ie5\{random}\dam_ay.exe

Digital Signature
Signed by:
Beijing Caiyunshidai Technology Co., Ltd.

Authority:
thawte, Inc.

Valid from:
12/8/2016 7:00:00 AM

Valid to:
3/4/2017 6:59:59 AM

Subject:
CN="Beijing Caiyunshidai Technology Co., Ltd.", O="Beijing Caiyunshidai Technology Co., Ltd.", L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
08E3A9E53F048C1FE92FADD5209CA109

File PE Metadata
Compilation timestamp:
11/23/2016 7:51:29 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x2287

Entry point:
E8, 93, 69, 00, 00, E9, 0C, 9E, 00, 00, 55, 8B, EC, 83, EC, 1C, 53, 8B, 5D, 10, 33, D2, B8, 4E, 40, 00, 00, 56, 57, 89, 45, FC, 89, 13, 89, 53, 04, 89, 53, 08, 39, 55, 0C, 0F, 86, 3C, 01, 00, 00, 8B, CA, 89, 55, 10, 89, 4D, F4, 89, 55, F8, 8B, 55, F4, 8D, 7D, E4, 8B, F3, 8B, C1, C1, E8, 1F, 03, D2, A5, A5, A5, 8B, 75, 10, 8B, CE, 8B, 7D, F8, 03, F6, 0B, F0, C1, E9, 1F, 03, FF, 8B, C2, 0B, F9, C1, E8, 1F, 8B, CE, 03, D2, 03, F6, C1, E9, 1F, 0B, F0, 89, 13, 8B, 45, E4, 03, FF, 0B, F9, 89, 73, 04, 03, C2, 89...
 
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Code size:
364 KB (372,736 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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