GridinSoft Threat Intelligence
pdflib.dll threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Worm.Ramnit. 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
- Worm.Ramnit
- Recommended action
- Scan and remove
- Last analysis
- 2021-01-06 08:21:01 (5 years ago)
- File hash
- dfa181be707b5d585fde5c7212c07d82
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Worm.Ramnit.
First seen 2021-01-06 08:21:01 (5 years ago); latest analysis 2021-01-06 08:21:01 (5 years ago).
Company metadata: PDFlib GmbH. Product metadata: PDFlib for Windows (32bit).
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
pdflib.dll is a Windows file recorded in the ThreatInfo database. It is associated with PDFlib for Windows (32bit). The reported company name is PDFlib GmbH. The current detection status is Worm.Ramnit, based on the latest analysis from 2021-01-06 08:21:01 (5 years ago).
If pdflib.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 Worm.Ramnit.
File Details
| Product Name: | PDFlib for Windows (32bit) |
| Company Name: | PDFlib GmbH |
| MD5: | dfa181be707b5d585fde5c7212c07d82 |
| Size: | 4 MB |
| First Published: | 2021-01-06 08:21:01 (5 years ago) |
| Latest Published: | 2021-01-06 08:21:01 (5 years ago) |
| Status: | Worm.Ramnit (on last analysis) | |
| Analysis Date: | 2021-01-06 08:21:01 (5 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.
Common Places:
| %programfiles%\sketchup\sketchup 2016 |
ThreatInfo has observed pdflib.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 pdflib.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Philippines 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:
The most common operating system signal for pdflib.dll 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
pdflib.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.
e19b1004efa89bbf906a480ce961a048
ec8f107dc3082f1c6752c3855a55c877
892e99132087e9ac93dae7d4755364a9
79e17aba6cbd94738eba15a21d6cf1e4
a4c8df2f09a1236a3f33ad0ecba4aa90
f27e8827261f50470c4d40f77315b25b
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 Worm.Ramnit
This report identifies pdflib.dll by MD5 dfa181be707b5d585fde5c7212c07d82. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.