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
- 2021-01-07 08:57:01 (5 years ago)
- File hash
- ff8fad84b9a3eddc08e5ef3531624c4f
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.Downloader.
First seen 2017-11-22 17:06:56 (8 years ago); latest analysis 2021-01-07 08:57:01 (5 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 2021-01-07 08:57:01 (5 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: | ff8fad84b9a3eddc08e5ef3531624c4f |
| Size: | 2 MB |
| First Published: | 2017-11-22 17:06:56 (8 years ago) |
| Latest Published: | 2021-01-07 08:57:01 (5 years ago) |
| Status: | Adware.Downloader (on last analysis) | |
| Analysis Date: | 2021-01-07 08:57:01 (5 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:
| %localappdata%\catalinagroup\citrio\application\50.0.2661.271 |
| %sysdrive%\برامج\برامج انترنت\citrio\installer\citrio.7z\citrio-bin |
| %sysdrive%\برامج\برامج انترنت\citrio\citrio.7z\citrio-bin |
| %localappdata%\catalinagroup\citrio\application |
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 5 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Saudi Arabia with 33.3% 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 71.4% 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.
313ea1ceba427f3363a18f86a9d693b5
9ce4690326917204529346c60dd43522
16f80d2995261a45de3074a22160dfca
5dea85f45c4e708038b3ef41b47626d9
642db2236dd2f7ae00eeb0a6621ff5e3
55adb925e896a2aaf2ce236d04e1446a
89a716a0759720fe5292070fb769b440
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 ff8fad84b9a3eddc08e5ef3531624c4f. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.