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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:
bb1990f407ac19cc88836ad3b08963da

SHA-1:
d076021d8c0b501e8bb3ed177cf1663fede211d9

SHA-256:
9c5ce2b5519e5da91577f2f3fcfbbacd02f92eadaa7c00515b1e1751ced4b411

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
12/24/2024 7:03:40 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.2.3.15

File size:
408.7 KB (418,520 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:
1/20/2017 10:00:00 PM

Valid to:
11/21/2017 9:59:59 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:
708C988F093CFAE968FE5525CA048ABA

File PE Metadata
Compilation timestamp:
1/19/2017 11:04:46 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x3DCD

Entry point:
E8, C0, 44, 00, 00, E9, 78, 81, 00, 00, 55, 8B, EC, 51, A1, B0, 51, 46, 00, 83, F8, FE, 75, 0A, E8, C0, 3E, 00, 00, A1, B0, 51, 46, 00, 83, F8, FF, 75, 07, B8, FF, FF, 00, 00, EB, 1B, 6A, 00, 8D, 4D, FC, 51, 6A, 01, 8D, 4D, 08, 51, 50, FF, 15, 1C, D0, 45, 00, 85, C0, 74, E2, 66, 8B, 45, 08, 8B, E5, 5D, C3, 55, 8B, EC, 83, EC, 10, 53, 56, 8B, 75, 0C, 85, F6, 74, 18, 8B, 5D, 10, 85, DB, 74, 11, 80, 3E, 00, 75, 14, 8B, 45, 08, 85, C0, 74, 05, 33, C9, 66, 89, 08, 33, C0, 5E, 5B, 8B, E5, 5D, C3, 57, FF, 75, 14...
 
[+]

Code size:
364.5 KB (373,248 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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