damu_ay.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application damu_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:

MD5:
879530ca66724d61bd337e8ce27f25be

SHA-1:
aadb28934a30e8a5cde855bc46da491a9a3fe4af

SHA-256:
d4f7aa42082f40ee49b03e72ae79208c7275a41c4d452361420233dda9c54237

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 4:10:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
17.2.22.17

File size:
400.3 KB (409,864 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Authority:
thawte, Inc.

Valid from:
1/22/2017 4:00:00 PM

Valid to:
3/3/2017 3:59:59 PM

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:
011AE675B36A4BE7F940903CF54E8522

File PE Metadata
Compilation timestamp:
2/9/2017 2:53:37 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x8893

Entry point:
E8, 5F, FF, FF, FF, E9, C8, 32, 00, 00, 55, 8B, EC, 81, EC, FC, 01, 00, 00, A1, 00, 10, 46, 00, 33, C5, 89, 45, FC, 56, 8B, 75, 08, 57, 56, E8, 3F, 05, 00, 00, 8B, F8, 59, 85, FF, 0F, 84, 79, 01, 00, 00, 53, 6A, 03, E8, 18, FD, FF, FF, 59, 83, F8, 01, 0F, 84, 0F, 01, 00, 00, 6A, 03, E8, 07, FD, FF, FF, 59, 85, C0, 75, 0D, 83, 3D, 10, 26, 46, 00, 01, 0F, 84, F6, 00, 00, 00, 81, FE, FC, 00, 00, 00, 0F, 84, 41, 01, 00, 00, 68, 68, BC, 45, 00, 68, 14, 03, 00, 00, 68, 18, 26, 46, 00, E8, F5, C1, FF, FF, 83, C4...
 
[+]

Entropy:
7.8091  (probably packed)

Code size:
359.5 KB (368,128 bytes)

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

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

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