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qca_zt.exe

Ding Ruan

The application qca_zt.exe by Ding Ruan has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Ding Ruan  (signed and verified)

MD5:
35a8fbf75d7465fbce2017fee7a8fb7c

SHA-1:
b0f6ad2964fcafad84a592b579b24da4d445d245

SHA-256:
44095e1e2a0f929b1beceb2e13b8f3dcb574a6b651cbc95ef9d15a00bf936d9c

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/13/2025 10:46:23 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.10.15.11

File size:
408.4 KB (418,216 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\qca_zt.exe

Digital Signature
Signed by:
Ding Ruan

Authority:
thawte, Inc.

Valid from:
9/28/2016 4:00:00 AM

Valid to:
4/14/2017 3:59:59 AM

Subject:
CN=Ding Ruan, 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:
71E7658468D29367296A74F17571A3AF

File PE Metadata
Compilation timestamp:
10/9/2016 1:20:18 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:8jgjzZpr5C5dPZ7Rz92qDRbGfR9lz/RHGHRYb9ydbURzL2IKZ1pD:8jKNprMn7Rz9RGZHz54QzL2xRD

Entry address:
0x8901

Entry point:
E8, 7A, 91, FF, FF, E9, D3, 36, 00, 00, 56, 8B, F1, 80, 7E, 08, 00, 74, 09, FF, 76, 04, E8, 82, EE, FF, FF, 59, 83, 66, 04, 00, C6, 46, 08, 00, 5E, C3, 55, 8B, EC, 83, EC, 10, FF, 75, 0C, 8D, 4D, F0, E8, 60, 9C, FF, FF, 8B, 4D, F0, 83, 79, 74, 01, 7E, 15, 8D, 45, F0, 50, 6A, 04, FF, 75, 08, E8, C2, 93, FF, FF, 83, C4, 0C, 8B, C8, EB, 10, 8B, 89, 90, 00, 00, 00, 8B, 45, 08, 0F, B7, 0C, 41, 83, E1, 04, 80, 7D, FC, 00, 74, 07, 8B, 45, F8, 83, 60, 70, FD, 8B, C1, 8B, E5, 5D, C3, 55, 8B, EC, 8B, 45, 08, 66, 8B...
 
[+]

Code size:
358.5 KB (367,104 bytes)

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