damu_ay.exe

Yuanyuan Mei

The application damu_ay.exe by Yuanyuan Mei 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:
Yuanyuan Mei  (signed and verified)

MD5:
4b8fa6a19f4bc27f841451a4b9e1a8ef

SHA-1:
78a86b252a0a57ee02a59f3554c514f75327f3b8

SHA-256:
63fb4035ad92f6ddd9b1077c77250cd894ea02ec6e51569a9f05095dba039dee

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/15/2024 12:41:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
16.8.19.0

File size:
499.6 KB (511,616 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
8/12/2016 2:00:00 AM

Valid to:
4/21/2017 1:59:59 AM

Subject:
CN=Yuanyuan Mei, 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:
6C5D7A45FC4FE4003F40D7B13C3AA377

File PE Metadata
Compilation timestamp:
8/13/2016 3:50:23 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:QNiWMNd0GedNOrK/EMlkw20sgc+CtQQbz07KBRL59xGX3LLfZfG8zFLFVoTcjM:QYDTeF/n20shpV30mBZxGnJFLFVoTcjM

Entry address:
0x5DCB

Entry point:
E8, E5, 94, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, D4, 68, 42, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, B0, 48, 42, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, D4, 68, 42, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F...
 
[+]

Entropy:
7.7555  (probably packed)

Code size:
97 KB (99,328 bytes)

The file damu_ay.exe has been seen being distributed by the following URL.

http://d3g1g0k0wwnjag.cloudfront.net/.../damu_ay.exe

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