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rfginst-gst.exe

Refog Inc.

The application rfginst-gst.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 account.refog.com and multiple other hosts.
Publisher:
Refog Inc.  (signed and verified)

Version:
8.6.7.2650

MD5:
d078c436593b99097add988cbc4e7082

SHA-1:
3ed5d5dfcadf09c792934a824d152f9dec135a45

SHA-256:
84b54d2ebe5973974fbd9fee3e5d8c82c68d432d59dfa45b9a973ac78be30d27

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 10:59:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Refog (M)
16.5.14.3

File size:
12.6 MB (13,206,976 bytes)

Product version:
8.6.7.2650

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Refog Inc.

Authority:
Symantec Corporation

Valid from:
3/4/2016 1:00:00 AM

Valid to:
4/4/2018 1:59:59 AM

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:
5/5/2016 3:16:41 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
393216:6zxZ/FUEXJPREoSkXbioCd1R4F3ZuC+SuKOBuRIt:vo/SkRCdv8juKOBuRIt

Entry address:
0x2068C4

Entry point:
55, 8B, EC, 83, C4, F0, B8, 9C, 44, 5F, 00, E8, 84, 43, E0, FF, A1, 98, 42, 61, 00, 8B, 00, E8, C0, F3, F3, FF, A1, 98, 42, 61, 00, 8B, 00, B2, 01, E8, AE, 16, F4, FF, 8B, 0D, D8, 40, 61, 00, A1, 98, 42, 61, 00, 8B, 00, 8B, 15, 04, F9, 5E, 00, E8, BA, F3, F3, FF, A1, 98, 42, 61, 00, 8B, 00, E8, 4E, F5, F3, FF, E8, 59, 02, 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...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
2 MB (2,119,168 bytes)

The file rfginst-gst.exe has been seen being distributed by the following 5 URLs.

https://account.refog.com/mail/.../?url=download?pid=rpm&ver=8.6.7.2650&hash=2MBXnfEZkAqxf-ejA45FWYVGX75jYzFsS6s02Cluy7sF_VV0GMrNupFhzLLaegYf

https://www.google.com/url?hl=en-GB&q=https://account.refog.com/mail/.../?url=download?pid=rpm&ver=8.6.7.2650&hash=cLKaiGZLQA-kBZ8IIZC_r4VGX75jYzFsS6s02Cluy7sF_VV0GMrNupFhzLLaegYf&source=gmail&ust=1467180161325000&usg=AFQjCNGTfrPr9PmEkMuPBvY4Dr-0To9q8A

https://www.google.com/url?hl=fr&q=https://account.refog.com/mail/.../?url=download?pid=rpm&ver=8.6.7.2650&hash=NQ_HwKXm_NB76GdSrWCSNIVGX75jYzFsS6s02Cluy7sF_VV0GMrNupFhzLLaegYf&source=gmail&ust=1464705299904000&usg=AFQjCNHEtUhfsxwgY3zs59pmYiL_yA79Vg

https://www.google.com/url?hl=en&q=https://account.refog.com/mail/.../?url=download?pid=rpm&ver=8.6.7.2650&hash=exG67f_6L9YjCfx0z71BMYVGX75jYzFsS6s02Cluy7sF_VV0GMrNupFhzLLaegYf&source=gmail&ust=1463761197638000&usg=AFQjCNG1MZXXde6sYkCaDiQCD0uoMDkdeA

https://account.refog.com/mail/.../?url=download?pid=rpm&ver=8.6.7.2650&hash=ROxtWzCNih4cWQYZPqiTSoVGX75jYzFsS6s02Cluy7sF_VV0GMrNupFhzLLaegYf

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