GridinSoft Threat Intelligence

TesSafe.sys threat report

Detected as PUP.Tencent File reputation report
MD5 a0e64105b864918e5918ffe4f5f351c9
Latest seen 2022-07-09 23:59:25 (3 years ago)
First seen 2019-08-26 05:42:13 (6 years ago)
Size 568 KB
Publisher TENCENT
Product Loader64

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.Tencent. 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.Tencent
Recommended action
Scan and remove
Last analysis
2022-07-09 23:59:25 (3 years ago)
File hash
a0e64105b864918e5918ffe4f5f351c9
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Tencent, part of the PUP threat category.

Category context

Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2019-08-26 05:42:13 (6 years ago); latest analysis 2022-07-09 23:59:25 (3 years ago).

Publisher context

Company metadata: TENCENT. Product metadata: Loader64.

Digital signature

Signed by Tencent Technology(Shenzhen) Company Limited;Microsoft Windows Hardware Compatibility Publisher. 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. Review the PUP category for related samples and common context.

TesSafe.sys is a Windows file recorded in the ThreatInfo database. It is associated with Loader64. The reported company name is TENCENT. The current detection status is PUP.Tencent, based on the latest analysis from 2022-07-09 23:59:25 (3 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

If TesSafe.sys 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.Tencent.

Product Name: Loader64
Company Name: TENCENT
MD5: a0e64105b864918e5918ffe4f5f351c9
Size: 568 KB
First Published: 2019-08-26 05:42:13 (6 years ago)
Latest Published: 2022-07-09 23:59:25 (3 years ago)
Status: PUP.Tencent (on last analysis)
Analysis Date: 2022-07-09 23:59:25 (3 years ago)
TesSafe.sys 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.

The signature on TesSafe.sys 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.

%system%

ThreatInfo has observed TesSafe.sys 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 TesSafe.sys 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.

TesSafe.sys is identified as pe for 64-bit systems. The subsystem is Native. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x00026064
Image base 0x0000000000010000

PE Sections:

Sections 9
Raw data 547328

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

.text 124928 bytes · 22.8% of section data
MD5 4a051f772b865b7268345f40bf7236c7
.rdata 6144 bytes · 1.1% of section data
MD5 b681fcb789a6d372993bc28f71d9d705
.data 2048 bytes · 0.4% of section data
MD5 5b69bc774d50d8f86353127f6f183a46
.pdata 4608 bytes · 0.8% of section data
MD5 ef08149d4b3cf2ddfb00ad3659f5a652
INIT 3584 bytes · 0.7% of section data
Uncommon name
MD5 2d7a8b861df6b3e85ea658745d33b591
.rsrc 1536 bytes · 0.3% of section data
MD5 3f652949620d73c05b266fe1bac6f4ec
.vmp0 512 bytes · 0.1% of section data
Uncommon name
MD5 3a03f8dfe425af097d761a8d6439ccea
.vmp1 403456 bytes · 73.7% of section data
Uncommon name
MD5 23945fe351714dba486ffb0d2aad975f
.reloc 512 bytes · 0.1% of section data
MD5 56d29bb45f9a8a2c5f8fca60e43a9b9b

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 PUP.Tencent

This report identifies TesSafe.sys by MD5 a0e64105b864918e5918ffe4f5f351c9. It is part of the PUP 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 a0e64105b864918e5918ffe4f5f351c9.
  • 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 PUP category to compare similar reports.