GridinSoft Threat Intelligence

A0456452.dll threat report

Detected as Adware.Downloader File reputation report
MD5 8bf8d00268ab6a95f52c1ac3d99f1ebc
Latest seen 2024-08-08 23:02:00 (2 years ago)
First seen 2017-05-29 11:12:00 (8 years ago)
Size 2 MB
Publisher Digia Plc and/or its subsidiary(-ies)
Product Qt4
Signed by Catalina Group Limited

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 23:02:00 (2 years ago)
File hash
8bf8d00268ab6a95f52c1ac3d99f1ebc
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Adware.Downloader.

Timeline

First seen 2017-05-29 11:12:00 (8 years ago); latest analysis 2024-08-08 23:02:00 (2 years ago).

Publisher context

Company metadata: Digia Plc and/or its subsidiary(-ies). Product metadata: Qt4.

Digital signature

Signed by Catalina Group Limited. The signature is reported as valid, but signed files can still be bundled or abused.

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

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.

File context

A0456452.dll is a Windows file recorded in the ThreatInfo database. It is associated with Qt4. The reported company name is Digia Plc and/or its subsidiary(-ies). The current detection status is Adware.Downloader, based on the latest analysis from 2024-08-08 23:02:00 (2 years ago).

If A0456452.dll 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: Qt4
Company Name: Digia Plc and/or its subsidiary(-ies)
MD5: 8bf8d00268ab6a95f52c1ac3d99f1ebc
Size: 2 MB
First Published: 2017-05-29 11:12:00 (8 years ago)
Latest Published: 2024-08-08 23:02:00 (2 years ago)
Status: Adware.Downloader (on last analysis)
Analysis Date: 2024-08-08 23:02:00 (2 years ago)

Detection screenshot

A0456452.dll 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 A0456452.dll 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\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.39_0\binaries\win
%programfiles%\catalinagroup\citrio\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.22_0\binaries\win
%localappdata%\catalinagroup\citrio\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.34_0\binaries\win
%localappdata%\catalinagroup\citrio\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.21_0\binaries\win
%localappdata%\catalinagroup\citrio\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.30_0\binaries\win
%temp%\scoped_dir_3756_14588\crx_install\binaries\win
%sysdrive%\adwcleaner\quarantine\3solbph71y\citrio\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.39_0\binaries
%localappdata%\catalinagroup\citrio\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.24_0\binaries
%sysdrive%\system volume information\_restore{c52b72cc-fd71-4681-b415-f03a3112c2d4}
%localappdata%\catalinagroup\citrio\user data\default\extensions\dcagnhpbnggmbihndfkkhfjojgbaaedo\1.2.39_0\binaries

ThreatInfo has observed A0456452.dll 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.

File Names:

2 observed names
QtCore4.dll A0456452.dll

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

Geography:

18 observed countries
41.7%
14.6%
6.3%
4.2%
4.2%
4.2%
2.1%
2.1%
2.1%
2.1%
2.1%
2.1%
2.1%
2.1%
2.1%
2.1%
2.1%
2.1%

The strongest geographic signal for this file is Taiwan with 41.7% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 7 42.6%
Windows 10 36.2%
Windows XP 17.0%
Windows 8.1 4.3%

The most common operating system signal for A0456452.dll is Windows 7 with 42.6% 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

A0456452.dll is identified as pe for 32-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 32-bit
Subsystem Windows GUI
Entry point 0x00151592
Image base 0x67000000

PE Sections:

Sections 5
Raw data 2598912

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

.text 1479680 bytes · 56.9% of section data
MD5 c9b3024db7640cfbb65311adf3e936ac
.rdata 1033728 bytes · 39.8% of section data
MD5 b1985ba8fa71fb2413c2b5607e94fd61
.data 10752 bytes · 0.4% of section data
MD5 22df69ac60caa98fa7fe72bfbecfa2c9
.rsrc 1536 bytes · 0.1% of section data
MD5 b3bc03c1217aafcde71ea48bf464d853
.reloc 73216 bytes · 2.8% of section data
MD5 26f1d80373a6f2f6767e75cd972e62dd

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 A0456452.dll by MD5 8bf8d00268ab6a95f52c1ac3d99f1ebc. 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 8bf8d00268ab6a95f52c1ac3d99f1ebc.
  • 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.