GridinSoft Threat Intelligence
nacl64.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.Downloader. 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
- Adware.Downloader
- Recommended action
- Scan and remove
- Last analysis
- 2024-08-08 23:02:03 (2 years ago)
- File hash
- 495b1f8441f5642ee88e58f92728a1c1
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.Downloader.
First seen 2024-08-08 23:02:03 (2 years ago); latest analysis 2024-08-08 23:02:03 (2 years ago).
Company metadata: CatalinaGroup Ltd.. Product metadata: Citrio.
Signed by Catalina Group Limited. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.
File context
nacl64.exe is a Windows file recorded in the ThreatInfo database. It is associated with Citrio. The reported company name is CatalinaGroup Ltd.. The current detection status is Adware.Downloader, based on the latest analysis from 2024-08-08 23:02:03 (2 years ago).
If nacl64.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 Adware.Downloader.
File Details
| Product Name: | Citrio |
| Company Name: | CatalinaGroup Ltd. |
| MD5: | 495b1f8441f5642ee88e58f92728a1c1 |
| Size: | 2 MB |
| First Published: | 2024-08-08 23:02:03 (2 years ago) |
| Latest Published: | 2024-08-08 23:02:03 (2 years ago) |
| Status: | Adware.Downloader (on last analysis) | |
| Analysis Date: | 2024-08-08 23:02:03 (2 years ago) |
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.
Overview
| Signed By: | Catalina Group Limited |
| Status: | Valid |
The signature on nacl64.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.
Common Places:
| %programfiles%\citriobrowser\azo |
ThreatInfo has observed nacl64.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.
Geographic signal
Observed country distribution
ThreatInfo has seen nacl64.exe across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Taiwan with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for nacl64.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.
Analysis
nacl64.exe is identified as pe for 64-bit systems. The subsystem is Windows GUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
a0ad12051bde4cbda067516a897d5370
099a28e3a59d9f69f51f7e6771acc133
53ee3ef8099aaf73275125379def0b31
dac1544731bcd13ccc752a3e32ce3b63
642db2236dd2f7ae00eeb0a6621ff5e3
1563cbb55ba04c8cc2bbc3a946e4bde5
dff586c89686214ea456c0303ff2bdcd
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 Adware.Downloader
This report identifies nacl64.exe by MD5 495b1f8441f5642ee88e58f92728a1c1. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.