GridinSoft Threat Intelligence

nacl64.exe threat report

Detected as PUP.Gen File reputation report
MD5 b24dd96747ba688cd781632fe86eb4b0
Latest seen 2022-02-27 23:07:46 (4 years ago)
First seen 2017-11-30 20:08:06 (8 years ago)
Size 5 MB
Product Uran

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.Gen. 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
PUP.Gen
Recommended action
Scan and remove
Last analysis
2022-02-27 23:07:46 (4 years ago)
File hash
b24dd96747ba688cd781632fe86eb4b0
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Gen, part of the PUP threat category.

Category context

Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2017-11-30 20:08:06 (8 years ago); latest analysis 2022-02-27 23:07:46 (4 years ago).

Publisher context

Company metadata: uCoz Media LLC and The Chromium Authors. Product metadata: Uran.

Digital signature

Signed by Limited Liability Company Ucoz Media. 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 PUP category for related samples and common context.

nacl64.exe is a Windows file recorded in the ThreatInfo database. It is associated with Uran. The reported company name is uCoz Media LLC and The Chromium Authors. The current detection status is PUP.Gen, based on the latest analysis from 2022-02-27 23:07:46 (4 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

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 PUP.Gen.

Product Name: Uran
Company Name: uCoz Media LLC and The Chromium Authors
MD5: b24dd96747ba688cd781632fe86eb4b0
Size: 5 MB
First Published: 2017-11-30 20:08:06 (8 years ago)
Latest Published: 2022-02-27 23:07:46 (4 years ago)
Status: PUP.Gen (on last analysis)
Analysis Date: 2022-02-27 23:07:46 (4 years ago)
nacl64.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: Limited Liability Company Ucoz Media
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.

%localappdata%\ucozmedia\uran\application\59.0.3071.110
%localappdata%\ucozmedia\uran\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.

Windows 10 51.4%
Windows 7 37.1%
Windows 8.1 11.4%

The most common operating system signal for nacl64.exe is Windows 10 with 51.4% 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.

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.

Format pe
Architecture 64-bit
Subsystem Windows GUI
Entry point 0x00381960
Image base 0x0000000140000000

PE Sections:

Sections 8
Raw data 5967360

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

.text 3864576 bytes · 64.8% of section data
MD5 f2ec02b68c5fbf692cc1834c2e7f9c91
.rdata 1749504 bytes · 29.3% of section data
MD5 b5128f44e07f49868789ff11cee55916
.data 18432 bytes · 0.3% of section data
MD5 5005fe5b9d731699d164a2acb5e480b9
.pdata 224256 bytes · 3.8% of section data
MD5 661b6a60601c5c25e8d553d966af390d
.tls 512 bytes · 0.0% of section data
MD5 6b6111c5f7c4ca92b83ef929bb814047
_RDATA 33280 bytes · 0.6% of section data
Uncommon name
MD5 ae12ee5339b4d5233eddd20d918b0218
.rsrc 53248 bytes · 0.9% of section data
MD5 84dbc331fd028da71304721af68cc8f8
.reloc 23552 bytes · 0.4% of section data
MD5 3f339594db02679dd6e559b305d16da6

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 PUP.Gen

This report identifies nacl64.exe by MD5 b24dd96747ba688cd781632fe86eb4b0. It is part of the PUP 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 b24dd96747ba688cd781632fe86eb4b0.
  • 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 PUP category to compare similar reports.