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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:
cb6440f73630de24b98817efa3c1a44e

SHA-1:
65f6eb22f866ee6d07617c4475909b9f6ccf840f

SHA-256:
c28e410707f3213c331a4f72b41b112b5a0cfa460e66be34eabd2fc565757709

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
12/24/2024 6:35:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.1.15.18

File size:
425.4 KB (435,624 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
1/6/2017 1:00:00 AM

Valid to:
11/22/2017 12:59:59 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:
324E4B124A3311B82F185FF09360D184

File PE Metadata
Compilation timestamp:
12/28/2016 2:41:17 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x5749

Entry point:
E8, 31, 21, 00, 00, E9, AB, 91, 00, 00, 55, 8B, EC, 8B, 45, 08, 85, C0, 74, 12, 83, E8, 08, 81, 38, DD, DD, 00, 00, 75, 07, 50, E8, FB, FB, FF, FF, 59, 5D, C3, 58, 59, 87, 04, 24, FF, E0, 55, 8B, EC, 83, 25, D0, 91, 46, 00, 00, 83, EC, 1C, 53, 33, DB, 43, 09, 1D, 14, 7C, 46, 00, 6A, 0A, E8, 2A, B8, 00, 00, 85, C0, 0F, 84, 4C, 01, 00, 00, 33, C9, 89, 1D, D0, 91, 46, 00, 33, C0, 0F, A2, 56, 8B, 35, 14, 7C, 46, 00, 57, 8D, 7D, E4, 83, CE, 02, 89, 07, 89, 5F, 04, 89, 4F, 08, 89, 57, 0C, 8B, 45, E4, 8B, 4D, F0...
 
[+]

Code size:
380 KB (389,120 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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