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dam_ay.exe

Yu Bao

The application dam_ay.exe by Yu Bao 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:
Yu Bao  (signed and verified)

Version:
201607041344

MD5:
8bff56d321db37f9b90ed61a10c65243

SHA-1:
605ab1c0e39ed106a8e77c474e920028faf34c18

SHA-256:
8f57ce43b87f9c90214cc1512b7dd32e04d58c7fe726c856796b46bb45ef516e

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
1/13/2025 1:08:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.YuBao (M)
16.7.6.8

File size:
376.7 KB (385,760 bytes)

Product version:
201607041344

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
6/28/2016 7:00:00 PM

Valid to:
1/21/2017 5:59:59 PM

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:
76D8D908EED2F9857DC5676A680CEAC9

File PE Metadata
Compilation timestamp:
7/4/2016 12:55:16 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:azAPOuNlKcXK0V4MGcUQ8WSF0X+X6tvNmQHue84JKenNIeE3:azAP7NccXK0P2WI0OqPmWt80KenNIe2

Entry address:
0x2C108

Entry point:
E8, 00, 9D, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, A0, D1, 45, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, CC, BB, 45, 00, 01, 0F, 82, 12, A2, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0...
 
[+]

Code size:
296 KB (303,104 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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