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explibss.dll

Yupeng Zhang

The module explibss.dll by Yupeng Zhang 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:
Yupeng Zhang  (signed and verified)

MD5:
8fb23a4ef6c8910636ef0d63f93ef48f

SHA-1:
f377882488c43166956b629c1121cba4f672675b

SHA-256:
757ef0f8b51d35efca11976dfe3e2f22950f9025b6f6e84fc074c52fae26b63f

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2025 6:31:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Zhang.YupengZh.Meta (M)
16.7.1.16

File size:
333.2 KB (341,184 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\roaming\microsoft\windows\cookies\explibss.dll

Digital Signature
Signed by:
Yupeng Zhang

Authority:
thawte, Inc.

Valid from:
5/26/2016 5:30:00 AM

Valid to:
2/4/2017 5:29:59 AM

Subject:
CN=Yupeng Zhang, 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:
4ACB18410FB56F7862490FBD563A7B34

Registration
CLSID:
{7AD1C0F5-07A2-40E5-8608-C6EAA0FF362F}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
5/26/2016 6:30:19 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:6JV7JG7VXB/VpTxg7savCQ7OIHsmpmWTBqKBUMtY//9:6JJkt9ah7hHsmpRTsKeMtK/9

Entry address:
0x1CFCD

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 71, 5C, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 30, 1F, 04, 10, E8, A4, 20, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, F4, EF, 04, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, D4, 21, 03, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Entropy:
6.7689

Developed / compiled with:
Microsoft Visual C++

Code size:
188.5 KB (193,024 bytes)

Shell Execute Hook
Name:
{7AD1C0F5-07A2-40E5-8608-C6EAA0FF362F}


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