IsLicense50.dll threat report

MD5 ef545538b8c99ff5a9b4d6c74e6d807b
Latest seen 2026-05-01 23:01:05 (4 days ago)
First seen 2019-06-17 17:27:01 (6 years ago)
Size 891 KB

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.Systweak. 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
PUP.Systweak
Recommended action
Scan and remove
Last analysis
2026-05-01 23:01:05 (4 days ago)
File hash
ef545538b8c99ff5a9b4d6c74e6d807b
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Systweak.

Timeline

First seen 2019-06-17 17:27:01 (6 years ago); latest analysis 2026-05-01 23:01:05 (4 days ago).

Publisher context

Company metadata: Soraco Technologies Inc.. Product metadata: IsLicense Module.

Digital signature

Signed by SOLVUSOFT CORPORATION. The signature is reported as valid, but signed files can still be bundled or abused.

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.

IsLicense50.dll is a Windows file recorded in the ThreatInfo database. It is associated with IsLicense Module. The reported company name is Soraco Technologies Inc.. The current detection status is PUP.Systweak, based on the latest analysis from 2026-05-01 23:01:05 (4 days ago).

If IsLicense50.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 PUP.Systweak.

Product Name: IsLicense Module
Company Name: Soraco Technologies Inc.
MD5: ef545538b8c99ff5a9b4d6c74e6d807b
Size: 891 KB
First Published: 2019-06-17 17:27:01 (6 years ago)
Latest Published: 2026-05-01 23:01:05 (4 days ago)
Status: PUP.Systweak (on last analysis)
Analysis Date: 2026-05-01 23:01:05 (4 days ago)
IsLicense50.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.

Signed By: SOLVUSOFT CORPORATION
Status: Valid

The signature on IsLicense50.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.

%programfiles%
%programfiles%
%programfiles%
%programfiles%
%programfiles%
%programfiles%
%sysdrive%\$recycle.bin\s-1-5-21-2588872044-942151285-4027295136-1002
%programfiles%
%programfiles%
%programfiles%

ThreatInfo has observed IsLicense50.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.

46.3%
11.1%
5.6%
5.6%
3.7%
3.7%
3.7%
3.7%
1.9%
1.9%
1.9%
1.9%
1.9%
1.9%
1.9%
1.9%
1.9%

The strongest geographic signal for this file is Taiwan with 46.3% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 66.1%
Windows 7 33.9%

The most common operating system signal for IsLicense50.dll is Windows 10 with 66.1% 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.

IsLicense50.dll is identified as pe for 32 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x00072562

PE Sections:

Name Size of data MD5
.text 625152 0a75ded54a14d15af6ab864debd55b86
.rdata 154624 2213bda192fe3e96690f13416e2e7272
.data 30720 7e7e0a7c0e353b0cfdb1ea693599ac7f
.rsrc 15360 bd793042b5278556bd312f674adc4df9
.reloc 80896 12eb5386e5075fe34abd5fbb1942221f

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.

More information: