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get_user_activity_info19.dll

Zhiming Yuan

The module get_user_activity_info19.dll by Zhiming Yuan has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from img.rafomedia.com.
Publisher:
Zhiming Yuan  (signed and verified)

MD5:
77eed227b954903b4aa512d9896a8447

SHA-1:
1ae453585d1e316f6645dc9a4982c52e56bfb67e

SHA-256:
d49bddae0c214c9d5c7db73f8f35c0088138ef513f0a040249e2d81b632238c8

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/16/2024 12:44:32 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Mutahabah (M)
16.9.21.18

File size:
409.4 KB (419,176 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\get_user_activity_info19.dll

Digital Signature
Signed by:
Zhiming Yuan

Authority:
thawte, Inc.

Valid from:
7/21/2016 8:00:00 AM

Valid to:
6/14/2017 7:59:59 AM

Subject:
CN=Zhiming Yuan, 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:
3F8FDAFCCB9370B0DABC27E7C3FEEF4E

File PE Metadata
Compilation timestamp:
7/21/2016 2:39:34 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
6144:egHNmfJ24Lf4i/RX83Zjccq0Xl6yahBZjEVHMPJ+xJ/TsPWwls6:XHNqJZfC3Jbq0Xl6ySBZ04+vTsl1

Entry address:
0x2F41A

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 09, 05, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, B1, FE, FF, FF, 83, C4, 0C, 5D, C2, 0C, 00, FF, 25, D0, D2, 04, 10, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, BC, 01, 06, 10, 33, C5, 50, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00, 00, 00, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64...
 
[+]

Entropy:
6.5535

Developed / compiled with:
Microsoft Visual C++

Code size:
303.5 KB (310,784 bytes)

The file get_user_activity_info19.dll has been seen being distributed by the following URL.

http://img.rafomedia.com/gour/.../get_user_activity_info19.dll

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