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dam_ay.exe

Yu Bao

The executable dam_ay.exe has been detected as malware by 1 anti-virus scanner. This is a setup program which is used to install the application. The file has been seen being downloaded from d3g1g0k0wwnjag.cloudfront.net.
Publisher:
Yu Bao  (signed and verified)

MD5:
3362cc4f445a2ee7013a432a255c9f88

SHA-1:
67b93ac2b29b92355c2a66410054ed6ff5774d30

SHA-256:
ec103f08fc2dacb9ec288b63a05ff7b84773fb6ff133f0883f7e3f379119a5be

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
11/27/2024 2:37:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.1.20.14

File size:
416 KB (426,032 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
1/11/2017 2:00:00 AM

Valid to:
11/22/2017 1:59:59 AM

Subject:
CN=Yu Bao, 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:
3CE0BE60AB8302A19B71948EEBC13037

File PE Metadata
Compilation timestamp:
12/28/2016 3:28:02 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x1086

Entry point:
E8, 1B, 3C, 00, 00, E9, 5D, B6, 00, 00, 55, 8B, EC, 8B, 45, 08, 56, 8B, F1, 83, 66, 04, 00, C7, 06, 74, 01, 46, 00, C6, 46, 08, 00, FF, 30, E8, E8, 5C, 00, 00, 8B, C6, 5E, 5D, C2, 04, 00, 55, 8B, EC, 83, EC, 44, A1, 00, 60, 46, 00, 33, C5, 89, 45, FC, 8B, 45, 0C, 56, 8B, 75, 08, 57, 33, FF, 48, 48, 74, 31, 83, E8, 0D, 74, 14, FF, 75, 14, FF, 75, 10, FF, 75, 0C, 56, FF, 15, 14, F1, 45, 00, 8B, F8, EB, 20, 8D, 45, BC, 50, 56, FF, 15, 20, F1, 45, 00, 8D, 45, BC, 50, 56, FF, 15, 1C, F1, 45, 00, EB, 08, 6A, 00...
 
[+]

Entropy:
7.8204  (probably packed)

Code size:
372.5 KB (381,440 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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