Summary
- Masquerades as WhatsApp_Installer.exe — the authentic WhatsApp installer uses a different name and valid Meta signing.
- DPS timestamp 2049/07/01 is a timestomped future date — physically impossible for a binary executed now.
- No valid Authenticode signature from Meta / WhatsApp LLC — the real installer is signed.
- Prefetch and PcaSVC records persist and provide timestamped execution evidence.
Overview
This FiveM cheat is distributed under the filename WhatsApp_Installer.exe to avoid user suspicion. The authentic WhatsApp Desktop installer from Meta is signed with a valid Authenticode certificate from WhatsApp LLC and uses a distinct filename pattern. This fake installer carries no valid signature and bears an anomalous PE timestamp.
The most immediately suspicious indicator is the DPS first-seen timestamp of 2049/07/01. This is a timestomped value placed far in the future — a technique used by cheat developers to confuse timeline reconstruction. No legitimately compiled binary would carry a compile timestamp more than 23 years in the future.
Sample metadata (IOC)
Name WhatsApp_Installer.exe Masquerade WhatsApp Desktop installer DPS stamp 2049/07/01 (future timestamp — timestomped) Signature None (legitimate WhatsApp is signed by Meta)
Behavioral indicators
Future DPS timestamp (2049/07/01)
The DPS first-seen timestamp of 2049/07/01 is a timestomped value. Cheat developers sometimes set PE timestamps far in the future to confuse investigators reading AppCompat logs chronologically. The Windows Program Compatibility Assistant records the DPS value at first execution — this future timestamp is therefore definitive evidence of timestomping and illegitimate software.
Missing Authenticode signature
The legitimate WhatsApp Desktop installer is signed by WhatsApp LLC (a Meta subsidiary) with a valid Authenticode certificate. This fake installer is unsigned. Right-clicking the file and checking its Digital Signatures tab will show no valid signature.
Masquerade context
The choice of WhatsApp as a masquerade is deliberate — it is a ubiquitous application that many users would install without scrutiny. Investigators should check the file path: the real WhatsApp installer typically runs from the Downloads folder or a known software source, while cheat loaders often run from unusual paths such as Desktop subdirectories, temporary folders, or Discord download caches.
Screenshare check guide
DPS timestamp check
- Inspect the PcaSVC / DPS log for WhatsApp_Installer.exe.
- A timestamp of 2049/07/01 or any future date is definitive evidence of timestomping — flag immediately.
Digital signature verification
- If the file is present on disk, right-click → Properties → Digital Signatures.
- The legitimate WhatsApp installer is signed by WhatsApp LLC. An unsigned file or a signature from any other entity is suspicious.
File path and origin
- Check where the file was executed from. Execution from unexpected paths (Desktop folders, temp dirs, Discord cache) is suspicious.
- Cross-reference with browser download history to determine the source.
Prefetch records
- Check C:\Windows\Prefetch for WHATSAPP_INSTALLER.EXE-*.pf.
- Note the Prefetch entry path — it reveals the full execution path of the binary.
Browser and Discord
- Check browser downloads and Discord download cache for the source of WhatsApp_Installer.exe.
- Legitimate WhatsApp downloads come from web.whatsapp.com or the Microsoft Store — any other source is suspect.
Detection summary
Artifact Survives cleanup? Check location ────────────────────────────────────────────────────────────────────────── DPS timestamp (2049/07/01) Yes AppCompat / DPS log Missing Authenticode signature Yes (file on disk) File properties Prefetch record Usually C:\Windows\Prefetch Download history / source path Browser-dependent Browser history
The most immediately actionable indicator is the future DPS timestamp (2049/07/01) — a timestomped value that cannot appear in any legitimately compiled binary executed in the present.
Defensive material
All indicators and methodology documented here are published for server administrators, DFIR practitioners, and anti-cheat researchers. This material describes detection techniques only. For vulnerability disclosures or to contribute to the research corpus, contact security@clubhouseac.shop.