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rfginst-gok.exe

Refog Inc.

The application rfginst-gok.exe by Refog has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from rep1.refog.com and multiple other hosts.
Publisher:
Refog Inc.  (signed and verified)

Version:
8.6.7.2650

MD5:
d3b307aa6b8b69aca4c23d6e67ed31df

SHA-1:
b2b45523538e0693f9c4ded59aa1ce0cc30c1f8c

SHA-256:
58dd555990f1d0491aeab2352749d40e581e6870d095db2b69ed96039156879a

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
7/13/2025 11:31:46 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Refog (M)
16.6.16.8

File size:
17.8 MB (18,663,360 bytes)

Product version:
8.6.7.2650

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\rfginst-gok.exe

Digital Signature
Signed by:
Refog Inc.

Authority:
Symantec Corporation

Valid from:
3/3/2016 6:00:00 PM

Valid to:
4/3/2018 6:59:59 PM

Subject:
CN=Refog Inc., O=Refog Inc., L=Alexandria, S=Virginia, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
50E9ECB0A3DD83DEC773133A47225D97

File PE Metadata
Compilation timestamp:
5/6/2016 6:26:28 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
393216:m2xR/9KasDSOt22wIgr2as7haohQNa/R8iwWoAvkXIUZXBL1NzIH:6DuPAGNaidzDXLXx1tIH

Entry address:
0x2058BC

Entry point:
55, 8B, EC, 83, C4, F0, B8, 08, 35, 5F, 00, E8, 8C, 53, E0, FF, A1, 8C, 32, 61, 00, 8B, 00, E8, 2C, 01, F4, FF, A1, 8C, 32, 61, 00, 8B, 00, B2, 01, E8, 1A, 24, F4, FF, 8B, 0D, CC, 30, 61, 00, A1, 8C, 32, 61, 00, 8B, 00, 8B, 15, 3C, ED, 5E, 00, E8, 26, 01, F4, FF, A1, 8C, 32, 61, 00, 8B, 00, E8, BA, 02, F4, FF, E8, 61, 12, E0, FF, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.9207

Developed / compiled with:
Microsoft Visual C++

Code size:
2 MB (2,115,072 bytes)

The file rfginst-gok.exe has been seen being distributed by the following 2 URLs.

https://rep1.refog.com/gpc

https://account.refog.com/api/.../download?pid=rem&ver=8.6.7.2650

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