GridinSoft Threat Intelligence
nsib.dll threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.Perion. 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.Perion
- Recommended action
- Scan and remove
- Last analysis
- 2022-03-20 23:27:34 (4 years ago)
- File hash
- a6fdefa0da4c101862a737a2e06ab509
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.Perion.
First seen 2017-05-28 14:06:42 (8 years ago); latest analysis 2022-03-20 23:27:34 (4 years ago).
Signed by Perion Network Ltd.. 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
nsib.dll is a Windows file recorded in the ThreatInfo database. The current detection status is Adware.Perion, based on the latest analysis from 2022-03-20 23:27:34 (4 years ago).
If nsib.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.Perion.
File Details
| MD5: | a6fdefa0da4c101862a737a2e06ab509 |
| Size: | 1 MB |
| First Published: | 2017-05-28 14:06:42 (8 years ago) |
| Latest Published: | 2022-03-20 23:27:34 (4 years ago) |
| Status: | Adware.Perion (on last analysis) | |
| Analysis Date: | 2022-03-20 23:27:34 (4 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: | Perion Network Ltd. |
| Status: | Valid |
The signature on nsib.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:
| %system%\mjcm\5113 |
| %system%\mjcm |
| %sysdrive%\adwcleaner\quarantine\files\vniyrakzucnywmdeptaqougvqtdixhcl |
ThreatInfo has observed nsib.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 nsib.dll across 28 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Taiwan with 11.9% 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 nsib.dll is Windows 7 with 49.2% 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
nsib.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
881234d5ba6d2f2dc7331f2d2621fca8
039a6b1c27725311e5a517790e4ccfa2
da2e253d3a6add735d1cadd5a7a90975
3e38f0aabab39914ff90860edeea7135
fe891355ab7b66c38d1c4e4d3605da37
c99a74c555371a433d121f551d6c6398
bf619eac0cdf3f68d496ea9344137e8b
4996bafa87b3b1ab65beab64c6be2943
dafc2e77646d3a64e09e20cec861a50b
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.Perion
This report identifies nsib.dll by MD5 a6fdefa0da4c101862a737a2e06ab509. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.