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dam_ay.exe

Tianjing Cheng

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:
Tianjing Cheng  (signed and verified)

MD5:
d29383f6054822c4a8b3a1b7e62e84cb

SHA-1:
06a6c1f4914b1ca97a67ef76b6714386dc3b6f46

SHA-256:
5b97549268da2c7b46ea6df3c708b38f519c8b9284f1ae910485abab809321d9

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
11/15/2024 7:50:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation (M)
17.1.16.3

File size:
409.4 KB (419,248 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Tianjing Cheng

Authority:
thawte, Inc.

Valid from:
1/5/2017 4:00:00 PM

Valid to:
7/12/2017 4:59:59 PM

Subject:
CN=Tianjing Cheng, 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:
64A695B22972812012BD8EC6F124B15E

File PE Metadata
Compilation timestamp:
12/28/2016 5:46:50 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x7ED7

Entry point:
E8, 00, DC, FF, FF, E9, 51, 35, 00, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 55, 8B, EC, 8B, 45, 08, 33, D2, 53, 56, 57, 8B, 48, 3C, 03, C8, 0F, B7, 41, 14, 0F, B7, 59, 06, 83, C0, 18, 03, C1, 85, DB, 74, 1B, 8B, 7D, 0C, 8B, 70, 0C, 3B, FE, 72, 09, 8B, 48, 08, 03, CE, 3B, F9, 72, 0A, 42, 83, C0, 28, 3B, D3, 72, E8, 33, C0, 5F, 5E, 5B, 5D, C3, 56, 8B, F1, 80, 7E, 08, 00, 74, 09, FF, 76, 04, E8, 76, EB, FF, FF, 59, 83, 66, 04, 00, C6, 46, 08, 00, 5E, C3, 55, 8B, EC, 80, 7D, 08, 00, 56...
 
[+]

Entropy:
7.8272  (probably packed)

Code size:
364 KB (372,736 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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