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opk.exe

OpenKeyword

Maroin Co., Ltd

The application opk.exe, “Advert Application Tools” by Maroin Co. has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Maroin  (signed by Maroin Co., Ltd)

Product:
OpenKeyword

Description:
Advert Application Tools

Version:
4.0.0.270

MD5:
e88eb2d77160981226e5988beafaa8a9

SHA-1:
4ae7b1b3a90fcdc78232b45f24f613a87d86b18c

SHA-256:
27f83506ad17ef1d0793ac7763fa88e7086470f60060679f67faf2dcc580363a

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:
5/6/2024 3:38:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.3.4.5

File size:
3.3 MB (3,501,256 bytes)

Product version:
4.0.0.270

Copyright:
ⓒ 2014 Maroin. All rights reserved.

Original file name:
OpenKeyword.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\openkeyword\opk.exe

Digital Signature
Signed by:
Maroin Co., Ltd

Authority:
thawte, Inc.

Valid from:
12/1/2015 9:00:00 AM

Valid to:
3/2/2018 8:59:59 AM

Subject:
CN="Maroin Co., Ltd", O="Maroin Co., Ltd", L=Suyeong-gu, S=Busan, C=KR

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
6247B0D6AE6DA842E9AFD19046D234EF

File PE Metadata
Compilation timestamp:
12/8/2015 11:19:34 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x123C3A

Entry point:
E8, FF, C7, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, D0, 5E, 59, 00, E8, 90, 1E, 00, 00, E8, 19, 91, 00, 00, 0F, B7, F0, 6A, 02, E8, 92, C7, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 2E, BC, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
6.6996

Code size:
1.3 MB (1,365,504 bytes)

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