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tooltip_dd.sys

JDK

The file tooltip_dd.sys by JDK has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a Windows kernel mode device driver named “tooltip_dd”.
Publisher:
JDK  (signed and verified)

MD5:
2502425d68f9b964f673b5be8ec669e2

SHA-1:
61ae4cf08d98a07de577f29f3b7d39a56b0dd280

SHA-256:
d5da85452da62f61a375ae4c98aabeb7526ab4dba14bfe945fcc4bf5d7dcd4df

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/19/2024 2:43:13 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.JDK (M)
16.2.11.19

File size:
11.1 KB (11,344 bytes)

File type:
Driver (Win32 SYS)

Common path:
C:\Windows\System32\drivers\tooltip_dd.sys

Digital Signature
Signed by:
JDK

Authority:
Thawte, Inc.

Valid from:
10/17/2012 9:00:00 AM

Valid to:
10/18/2013 8:59:59 AM

Subject:
CN=JDK, OU=IT Team, O=JDK, L=Gangnam-gu, S=SEOUL, C=KR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
0A7EC8624BABF6A21FAB15D00AAC02F5

File PE Metadata
Compilation timestamp:
4/25/2013 4:14:28 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
192:li/cTyEAoXg0ft3iHHTB8BEu8j+Wou7+wp7DKh4:4/oyX0F3kzY8j+Fu/7DKS

Entry address:
0x403E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 2A, D4, FF, FF, CC, CC, 78, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 18, 41, 00, 00, 00, 20, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 9C, 40, 00, 00, AA, 40, 00, 00, C6, 40, 00, 00, E0, 40, 00, 00, EA, 40, 00, 00, 0A, 41, 00, 00, 26, 41, 00, 00, 32, 41, 00, 00, 00, 00, 00, 00, 87, 07, 5A, 77, 4F, 70, 65, 6E, 46, 69, 6C, 65, 00, 00, 7E, 03, 4B, 65, 53, 65, 72, 76, 69, 63, 65, 44, 65, 73, 63, 72, 69, 70, 74, 6F...
 
[+]

Entropy:
6.3439

Code size:
3 KB (3,072 bytes)

Driver
Display name:
tooltip_dd

Type:
Kernel device driver (KernelDriver)


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