GridinSoft Threat Intelligence
JoinServer.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Trojan.Heur!. 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.Heur!
- Recommended action
- Scan and remove
- Last analysis
- 2025-02-07 23:01:15 (a year ago)
- File hash
- 51882c6a40595f3b0b5b6297da1d4f4a
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Heur!, part of the Trojan threat category.
Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.
First seen 2025-02-07 23:01:15 (a year ago); latest analysis 2025-02-07 23:01:15 (a year ago).
Company metadata: War of Castle. Product metadata: JoinServer.
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. Review the Trojan category for related samples and common context.
File context
JoinServer.exe is a Windows file recorded in the ThreatInfo database. It is associated with JoinServer. The reported company name is War of Castle. The current detection status is Trojan.Heur!, based on the latest analysis from 2025-02-07 23:01:15 (a year ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If JoinServer.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 Trojan.Heur!.
File Details
| Product Name: | JoinServer |
| Company Name: | War of Castle |
| MD5: | 51882c6a40595f3b0b5b6297da1d4f4a |
| Size: | 224 KB |
| First Published: | 2025-02-07 23:01:15 (a year ago) |
| Latest Published: | 2025-02-07 23:01:15 (a year ago) |
| Status: | Trojan.Heur! (on last analysis) | |
| Analysis Date: | 2025-02-07 23:01:15 (a year 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:
| %sysdrive%\fenrir skin\nuevo mu\muserverfree32 |
ThreatInfo has observed JoinServer.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.
Geographic signal
Observed country distribution
ThreatInfo has seen JoinServer.exe 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 Peru 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 JoinServer.exe 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
JoinServer.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
8c7131aadd9f7ba9bb51db2a81495e37
cddac433c24d8de408dcdc08a5bbbcd1
d748b240528e49e8fde2d3b1f35b230a
a1b5ecc25650031536777f5d0a740356
0429f9c4f42796ee43d831ac89039296
11b04342180e61aadacd00fe25764d14
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.Heur!
This report identifies JoinServer.exe by MD5 51882c6a40595f3b0b5b6297da1d4f4a. It is part of the Trojan report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.