GridinSoft Threat Intelligence

obs.dll threat report

Detected as Trojan.ExtHeur! File reputation report
MD5 664ec41748d3964aa1ec61cd7fcb0a73
Latest seen 2025-04-25 23:00:28 (a year ago)
First seen 2025-04-25 23:00:28 (a year ago)
Size 15 MB
Publisher OBS Project
Product OBS Studio

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.ExtHeur!. 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
Trojan.ExtHeur!
Recommended action
Scan and remove
Last analysis
2025-04-25 23:00:28 (a year ago)
File hash
664ec41748d3964aa1ec61cd7fcb0a73
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.ExtHeur!.

Timeline

First seen 2025-04-25 23:00:28 (a year ago); latest analysis 2025-04-25 23:00:28 (a year ago).

Publisher context

Company metadata: OBS Project. Product metadata: OBS Studio.

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

obs.dll is a Windows file recorded in the ThreatInfo database. It is associated with OBS Studio. The reported company name is OBS Project. The current detection status is Trojan.ExtHeur!, based on the latest analysis from 2025-04-25 23:00:28 (a year ago).

If obs.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 Trojan.ExtHeur!.

File Details

Product Name: OBS Studio
Company Name: OBS Project
MD5: 664ec41748d3964aa1ec61cd7fcb0a73
Size: 15 MB
First Published: 2025-04-25 23:00:28 (a year ago)
Latest Published: 2025-04-25 23:00:28 (a year ago)
Status: Trojan.ExtHeur! (on last analysis)
Analysis Date: 2025-04-25 23:00:28 (a year ago)

Detection screenshot

obs.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.

Common Places:

%desktop%\desktop\unfind bypass2

ThreatInfo has observed obs.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.

Geographic signal

Observed country distribution

ThreatInfo has seen obs.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Brazil
Share 100.0%
Low High activity

The strongest geographic signal for this file is Brazil 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:

Windows 10 100.0%

The most common operating system signal for obs.dll 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

obs.dll is identified as pe for 64-bit systems. The subsystem is Windows CUI. 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 CUI
Entry point 0x00bf2b15
Image base 0x0000000180000000

PE Sections:

Sections 9
Raw data 16751616

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

.text 824320 bytes · 4.9% of section data
MD5 cd2c548bae380ab35be7a4da01db9072
.rdata 219136 bytes · 1.3% of section data
MD5 e61456bb62626603d2d7498e48e2abe5
.data 5120 bytes · 0.0% of section data
MD5 3eac132791e6a93c86e02963626e5495
.pdata 47616 bytes · 0.3% of section data
MD5 b88b6f61dfe3fe068723586af02a3d78
.te9 10048000 bytes · 60.0% of section data
Large raw data Uncommon name
MD5 a8d50c7655b0813ab449593ea565f9ff
.]lv 4608 bytes · 0.0% of section data
Uncommon name
MD5 3ca453b61cac716b54873347ea34871f
.px( 5597696 bytes · 33.4% of section data
Large raw data Uncommon name
MD5 4308542ca375ac94c9c76aad3557e351
.reloc 3584 bytes · 0.0% of section data
MD5 70af0690afce9046178c179ef111af6e
.rsrc 1536 bytes · 0.0% of section data
MD5 4ed3c471cd99768eb1c69d0946384c8f

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 Trojan.ExtHeur!

This report identifies obs.dll by MD5 664ec41748d3964aa1ec61cd7fcb0a73. 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 664ec41748d3964aa1ec61cd7fcb0a73.
  • 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.