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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:
b1be69b8519773d167dc44d5edfd04ea

SHA-1:
64fa191d2e0d50b52f26094689da54b94f675741

SHA-256:
c7be2ff1036a637b9c1019b34d0897b064a7445716972a6a99d02f006affb908

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
12/28/2024 2:04:09 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation (M)
17.2.5.15

File size:
420.2 KB (430,304 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:
1/22/2017 2:00:00 AM

Valid to:
7/13/2017 2:59:59 AM

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:
6A613CE6DAE33EE23E3053055DFF85DD

File PE Metadata
Compilation timestamp:
1/19/2017 4:17:47 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x6363

Entry point:
E8, 63, 1F, 00, 00, E9, 94, 7A, 00, 00, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 74, 13, 8B, 55, 0C, 85, D2, 74, 0C, 8B, 4D, 10, 85, C9, 75, 19, 33, C0, 66, 89, 06, E8, D2, BB, FF, FF, 6A, 16, 5E, 89, 30, E8, 52, 43, 00, 00, 8B, C6, 5E, 5D, C3, 57, 8B, FE, 2B, F9, 0F, B7, 01, 66, 89, 04, 0F, 8D, 49, 02, 66, 85, C0, 74, 03, 4A, 75, EE, 33, C0, 5F, 85, D2, 75, DF, 66, 89, 06, E8, 9D, BB, FF, FF, 6A, 22, EB, C9, E8, F8, 20, 00, 00, 85, C0, 74, 08, 6A, 16, E8, 87, 13, 00, 00, 59, F6, 05, A0, 7E, 46, 00, 02, 74, 21...
 
[+]

Code size:
377.5 KB (386,560 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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