GridinSoft Threat Intelligence

browser_assistant.exe threat report

Detected as Possible Threat File reputation report
MD5 ef2b6cd5ca3533cb6887781c2692ab39
Latest seen 2022-04-10 23:32:29 (4 years ago)
First seen 2022-04-10 23:32:29 (4 years ago)
Size 4 MB
Publisher Opera Software
Product Opera Browser Assistant

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Possible Threat. 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
Possible Threat
Recommended action
Scan and remove
Last analysis
2022-04-10 23:32:29 (4 years ago)
File hash
ef2b6cd5ca3533cb6887781c2692ab39
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Possible Threat.

Timeline

First seen 2022-04-10 23:32:29 (4 years ago); latest analysis 2022-04-10 23:32:29 (4 years ago).

Publisher context

Company metadata: Opera Software. Product metadata: Opera Browser Assistant.

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

browser_assistant.exe is a Windows file recorded in the ThreatInfo database. It is associated with Opera Browser Assistant. The reported company name is Opera Software. The current detection status is Possible Threat, based on the latest analysis from 2022-04-10 23:32:29 (4 years ago).

If browser_assistant.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 Possible Threat.

File Details

Product Name: Opera Browser Assistant
Company Name: Opera Software
MD5: ef2b6cd5ca3533cb6887781c2692ab39
Size: 4 MB
First Published: 2022-04-10 23:32:29 (4 years ago)
Latest Published: 2022-04-10 23:32:29 (4 years ago)
Status: Possible Threat (on last analysis)
Analysis Date: 2022-04-10 23:32:29 (4 years ago)

Detection screenshot

browser_assistant.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.

Common Places:

%localappdata%\programs\opera

ThreatInfo has observed browser_assistant.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.

OS Version:

Windows 7 100.0%

The most common operating system signal for browser_assistant.exe is Windows 7 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

browser_assistant.exe 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 0x00279eb0
Image base 0x00400000

PE Sections:

Sections 10
Raw data 4376576

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

.text 3422720 bytes · 78.2% of section data
MD5 709da06335ad8be33d23e8f2a9dc2959
.rdata 583168 bytes · 13.3% of section data
MD5 0533b6734e2052f85c864e7191dbe2e8
.data 17408 bytes · 0.4% of section data
MD5 56be20661cb601abea5a4415ba786e46
.00cfg 512 bytes · 0.0% of section data
Uncommon name
MD5 5cb44f21c0e14d9b5f8e3f26e85d53f9
.rodata 512 bytes · 0.0% of section data
MD5 8b08f265b93a414c0a4c695a4a7d0e30
.tls 512 bytes · 0.0% of section data
MD5 18b8967c9b3cfe0398a9b3b8b3a0681c
.voltbl 512 bytes · 0.0% of section data
Uncommon name
MD5 1be3e8a2daa8c5f1a9284a72c8decd69
CPADinfo 512 bytes · 0.0% of section data
Uncommon name
MD5 a154967d3d33a42a5b18a2d2179eafc2
.rsrc 191488 bytes · 4.4% of section data
MD5 048cfc08a9c9a25c92e817f949cf5bbe
.reloc 159232 bytes · 3.6% of section data
MD5 bfd7dbf883e9b7e1c5eb969b8d5c7182

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 Possible Threat

This report identifies browser_assistant.exe by MD5 ef2b6cd5ca3533cb6887781c2692ab39. 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 ef2b6cd5ca3533cb6887781c2692ab39.
  • 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.