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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:
168e25f84df700b2cc61a1cc8f8d059e

SHA-1:
359ef8faa5d6ee9fb3af73dddbe6a86bea36f086

SHA-256:
26905cec972a5cb3e5b0786ef33b7774e2babc02b3dc99673e1f1b6b8f0e85b4

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 7:09:43 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
16.11.25.18

File size:
418 KB (428,008 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\dam_ay.exe

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

Authority:
thawte, Inc.

Valid from:
11/14/2016 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:
04A0E92B0B9EBBB797DF6EF52BD5AD05

File PE Metadata
Compilation timestamp:
11/10/2016 3:54:27 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:iTUCXwZMAyh6PdXhGfwDwxy5uJ8/QG9dqxPodjJRNUljXkEE+80i50pT:sNXwZMB6RhGfE5uJkGZodjJWXH78dAT

Entry address:
0x5792

Entry point:
E8, B0, 3A, 00, 00, E9, 17, 68, 00, 00, 55, 8B, EC, 8B, 4D, 10, 8B, 45, 0C, 81, E1, FF, FF, F7, FF, 23, C1, 56, 8B, 75, 08, A9, E0, FC, F0, FC, 74, 24, 85, F6, 74, 0D, 6A, 00, 6A, 00, E8, 19, E0, FF, FF, 59, 59, 89, 06, E8, 0B, 34, 00, 00, 6A, 16, 5E, 89, 30, E8, 42, D5, FF, FF, 8B, C6, EB, 1A, 51, FF, 75, 0C, 85, F6, 74, 09, E8, F5, DF, FF, FF, 89, 06, EB, 05, E8, EC, DF, FF, FF, 59, 59, 33, C0, 5E, 5D, C3, 55, 8B, EC, 83, 3D, 04, 27, 46, 00, 00, B8, 00, 27, 46, 00, 74, 10, 8B, 4D, 08, 39, 08, 74, 0D, 83...
 
[+]

Code size:
369.5 KB (378,368 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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