GridinSoft Threat Intelligence

codex.exe threat report

Detected as Trojan.Heur! File reputation report
MD5 12697573a385ec4be48c41dc95211253
Latest seen 2026-05-16 09:00:56 (2 weeks ago)
First seen 2026-05-16 09:00:56 (2 weeks ago)
Size 233 MB
Signed by OpenAI OpCo, LLC

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.Heur!. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name
Trojan.Heur!
Recommended action
Scan and remove
Last analysis
2026-05-16 09:00:56 (2 weeks ago)
File hash
12697573a385ec4be48c41dc95211253
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Heur!, part of the Trojan threat category.

Category context

Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2026-05-16 09:00:56 (2 weeks ago); latest analysis 2026-05-16 09:00:56 (2 weeks ago).

Publisher context

Product metadata: codex-windows-sandbox.

Digital signature

Signed by OpenAI OpCo, LLC. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.

Recommended action

What to do next

  1. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Trojan category for related samples and common context.

codex.exe is a Windows file recorded in the ThreatInfo database. It is associated with codex-windows-sandbox. The current detection status is Trojan.Heur!, based on the latest analysis from 2026-05-16 09:00:56 (2 weeks ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.

If codex.exe appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as Trojan.Heur!.

Product Name: codex-windows-sandbox
MD5: 12697573a385ec4be48c41dc95211253
Size: 233 MB
First Published: 2026-05-16 09:00:56 (2 weeks ago)
Latest Published: 2026-05-16 09:00:56 (2 weeks ago)
Status: Trojan.Heur! (on last analysis)
Analysis Date: 2026-05-16 09:00:56 (2 weeks ago)
codex.exe detection screenshot

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

Signed By: OpenAI OpCo, LLC
Status: Valid

The signature on codex.exe is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.

%localappdata%\openai\codex

ThreatInfo has observed codex.exe in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.

Windows 10 100.0%

The most common operating system signal for codex.exe is Windows 10 with 100.0% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.

codex.exe is identified as pe for 64-bit systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Windows CUI
Entry point 0x0ad4e8cc
Image base 0x0000000140000000

PE Sections:

Sections 7
Raw data 244949504

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 184853504 bytes · 75.5% of section data
Large raw data
MD5 109d22bbac0d9f8b7926d61d6e716d6d
malloc_h 512 bytes · 0.0% of section data
Uncommon name
MD5 3d41ac082d7c71ac6add87a3ac18fd6d
.rdata 52484096 bytes · 21.4% of section data
Large raw data
MD5 c2ff304195672f7c390d49ae92f2a7dd
.data 395776 bytes · 0.2% of section data
MD5 0589e44be3a7e2c7664adff3ab60a435
.pdata 6739968 bytes · 2.8% of section data
Large raw data
MD5 15bd09dae3629adbcd863491c5bc9b22
.rsrc 1536 bytes · 0.0% of section data
MD5 6d0d2bfe0fe0b31402047cc20c700ec0
.reloc 474112 bytes · 0.2% of section data
MD5 632e300fcb8551b7b53e65775083f770

PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.

Report conclusion

GridinSoft detects this file as Trojan.Heur!

This report identifies codex.exe by MD5 12697573a385ec4be48c41dc95211253. It is part of the Trojan report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 12697573a385ec4be48c41dc95211253.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the Trojan category to compare similar reports.