GridinSoft Threat Intelligence

SigmaKey.exe threat report

Detected as Trojan.Heur! File reputation report
MD5 8559b0f0d09f1ac75648d58b63248877
Latest seen 2022-04-05 23:37:15 (4 years ago)
First seen 2022-04-05 23:37:15 (4 years ago)
Size 12 MB

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
2022-04-05 23:37:15 (4 years ago)
File hash
8559b0f0d09f1ac75648d58b63248877
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Heur!, part of the Trojan threat category.

Category context

Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2022-04-05 23:37:15 (4 years ago); latest analysis 2022-04-05 23:37:15 (4 years ago).

Publisher context

Product metadata: Phone Servicing Solution.

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. Review the Trojan category for related samples and common context.

SigmaKey.exe is a Windows file recorded in the ThreatInfo database. It is associated with Phone Servicing Solution. The current detection status is Trojan.Heur!, based on the latest analysis from 2022-04-05 23:37:15 (4 years ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.

If SigmaKey.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!.

Product Name: Phone Servicing Solution
MD5: 8559b0f0d09f1ac75648d58b63248877
Size: 12 MB
First Published: 2022-04-05 23:37:15 (4 years ago)
Latest Published: 2022-04-05 23:37:15 (4 years ago)
Status: Trojan.Heur! (on last analysis)
Analysis Date: 2022-04-05 23:37:15 (4 years ago)
SigmaKey.exe 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.

%programfiles%\gsmserver

ThreatInfo has observed SigmaKey.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.

Windows 10 100.0%

The most common operating system signal for SigmaKey.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.

SigmaKey.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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x00147525
Image base 0x00400000

PE Sections:

Sections 13
Raw data 13365248

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

.text 2972672 bytes · 22.2% of section data
MD5 9e13361b4c1ec1201a89cea8a8facc56
.text 1795072 bytes · 13.4% of section data
MD5 3850e43e6ca7d1c8ce07e577ad5c74c0
.text 1620480 bytes · 12.1% of section data
MD5 690e09872afa8f2403e06213d49e68d9
.rdata 6787072 bytes · 50.8% of section data
Large raw data
MD5 74bf96f6c891711b79b2a1b8fc09c976
.rdata 6656 bytes · 0.0% of section data
MD5 709fc6fc1e9bcb2c5b009c2ceb04de02
.data 125952 bytes · 0.9% of section data
MD5 ca1f7cb5a27d8f7d718e5f614dc605ab
.rdata 3584 bytes · 0.0% of section data
MD5 3db6d56df98d781243f7deb332075b9e
.rdata 14848 bytes · 0.1% of section data
MD5 df347d3ee5c5cdd5cffb932b37c0bf9f
.data 7168 bytes · 0.1% of section data
MD5 65303892c842dee719f69ae51f969133
.common 1024 bytes · 0.0% of section data
Uncommon name
MD5 1c14f29c8c27919b1910ed4222ef44d0
.rsrc 24064 bytes · 0.2% of section data
MD5 2f8642c8e28893f8bc8cc6768df3ec1c
.discard 6656 bytes · 0.0% of section data
Uncommon name
MD5 84189b7dc45d3cd9e936f173c7f92d0e
.ps4 0 bytes · 0.0% of section data
Uncommon name
MD5 d41d8cd98f00b204e9800998ecf8427e

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 SigmaKey.exe by MD5 8559b0f0d09f1ac75648d58b63248877. 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.

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 8559b0f0d09f1ac75648d58b63248877.
  • 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. Use the Trojan category to compare similar reports.