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grjase.dll

Ding Ruan

The module grjase.dll 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:
c52091a94ab6422e9af3cfd58eeed33c

SHA-1:
fa48c793b678a17b00234e278810cdb2915f9606

SHA-256:
9da56b463875d796973cd8622ee8b868d56f66666e961af960bcca0f30a11f95

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/17/2025 2:21:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX.DingRuan (M)
16.6.14.11

File size:
331 KB (338,928 bytes)

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
Ding Ruan

Authority:
thawte, Inc.

Valid from:
6/10/2016 7:00:00 AM

Valid to:
4/14/2017 6:59:59 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:
3C1EB2CCB3977195241117686AFEF531

Registration
CLSID:
{6710C780-E20E-4C49-A87D-321850ED3D7C}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
6/13/2016 3:05:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:e4U7SGbVXB/VMxMsINSqY5eCk3+Y1yGXzTBq6loxhnoI9gep3EC:e4mBtRSq6MlQGDTs6li9x9D3EC

Entry address:
0x1CA43

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 44, 4F, 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, 68, 14, 04, 10, E8, EE, 08, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, EC, DF, 04, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 10, 03, 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:
6.7406

Developed / compiled with:
Microsoft Visual C++

Code size:
187.5 KB (192,000 bytes)

Shell Execute Hook
Name:
{6710C780-E20E-4C49-A87D-321850ED3D7C}


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