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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.
Publisher:
Beijing Caiyunshidai Technology Co., Ltd.  (signed and verified)

MD5:
198f374f5b6f9925828897402ac40721

SHA-1:
8552071fe8606c29f22971c687a059eb00aa0cdc

SHA-256:
2a21da08e58f6dc836a3b8630119aef54c01a2547fe20bd05274374ff3b3e08f

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
2/25/2025 6:03:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
17.2.8.1

File size:
407.3 KB (417,032 bytes)

File type:
Executable application (Win32 EXE)

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

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

Authority:
thawte, Inc.

Valid from:
1/21/2017 2:00:00 AM

Valid to:
3/4/2017 1:59:59 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:
378DEFDD636617682E5EC12F97DFF1D2

File PE Metadata
Compilation timestamp:
1/19/2017 3:13:22 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x9F64

Entry point:
E8, 38, 7E, FF, FF, E9, 3A, 14, 00, 00, 55, 8B, EC, 8B, 55, 14, 56, 8B, 75, 08, 57, 8B, 7A, 0C, 85, F6, 75, 16, E8, E3, AC, FF, FF, 6A, 16, 5E, 89, 30, E8, FD, A5, FF, FF, 8B, C6, E9, 84, 00, 00, 00, 83, 7D, 0C, 00, 76, E4, 8B, 4D, 10, C6, 06, 00, 85, C9, 7E, 04, 8B, C1, EB, 02, 33, C0, 40, 39, 45, 0C, 77, 09, E8, B1, AC, FF, FF, 6A, 22, EB, CC, C6, 06, 30, 53, 8D, 5E, 01, 8B, C3, 85, C9, 7E, 1A, 8A, 17, 84, D2, 74, 06, 0F, BE, D2, 47, EB, 03, 6A, 30, 5A, 88, 10, 40, 49, 85, C9, 7F, E9, 8B, 55, 14, C6, 00...
 
[+]

Entropy:
7.8203  (probably packed)

Code size:
364 KB (372,736 bytes)

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