GridinSoft Threat Intelligence

ctunf1.exe threat report

Detected as Ransom.Exp File reputation report
MD5 51a9bfaf71ff9f927152f9721bfbe6c8
Latest seen 2021-01-10 00:32:58 (5 years ago)
First seen 2021-01-05 10:37:15 (5 years ago)
Size 1 MB

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Ransom.Exp. 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
Ransom.Exp
Recommended action
Scan and remove
Last analysis
2021-01-10 00:32:58 (5 years ago)
File hash
51a9bfaf71ff9f927152f9721bfbe6c8
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Ransom.Exp, part of the Ransom threat category.

Category context

Ransomware families and files associated with encryption or extortion workflows. Related Ransom reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2021-01-05 10:37:15 (5 years ago); latest analysis 2021-01-10 00:32:58 (5 years ago).

Publisher context

Company metadata: FairCom Corporation. Product metadata: c-treeACE Database.

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 Ransom category for related samples and common context.

ctunf1.exe is a Windows file recorded in the ThreatInfo database. It is associated with c-treeACE Database. The reported company name is FairCom Corporation. The current detection status is Ransom.Exp, based on the latest analysis from 2021-01-10 00:32:58 (5 years ago). ThreatInfo groups this verdict with Ransom reports for broader family-level investigation.

If ctunf1.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 Ransom.Exp.

Product Name: c-treeACE Database
Company Name: FairCom Corporation
MD5: 51a9bfaf71ff9f927152f9721bfbe6c8
Size: 1 MB
First Published: 2021-01-05 10:37:15 (5 years ago)
Latest Published: 2021-01-10 00:32:58 (5 years ago)
Status: Ransom.Exp (on last analysis)
Analysis Date: 2021-01-10 00:32:58 (5 years ago)
ctunf1.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.

%desktop%\dbfilesfromrecyc\schuyler\faircom\win32\tools\cmdline\utils
%sysdrive%\schuyler\faircom\win32\tools\cmdline\utils

ThreatInfo has observed ctunf1.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 Server 2016 100.0%

The most common operating system signal for ctunf1.exe is Windows Server 2016 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.

ctunf1.exe is identified as pe for 32-bit systems. The subsystem is Windows CUI. 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 CUI
Entry point 0x000fbf0d
Image base 0x00400000

PE Sections:

Sections 6
Raw data 1727488

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

.text 1484800 bytes · 86.0% of section data
MD5 a6dd8f4ce1e95b864e334babc5d9c75f
.rdata 79360 bytes · 4.6% of section data
MD5 62515d9ce891da14d6b7b376e6fa2bef
.data 115712 bytes · 6.7% of section data
MD5 2988cf83cece8a96c0cd1b1b7fe345b6
.idata 4608 bytes · 0.3% of section data
MD5 b631f994b95abb379e19fd5318b01e22
.rsrc 2048 bytes · 0.1% of section data
MD5 e583a57e75ae9f01d49545c0347edeaf
.reloc 40960 bytes · 2.4% of section data
MD5 89f8d27a18b8164ac0a211be523f5045

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 Ransom.Exp

This report identifies ctunf1.exe by MD5 51a9bfaf71ff9f927152f9721bfbe6c8. It is part of the Ransom 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 51a9bfaf71ff9f927152f9721bfbe6c8.
  • 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 Ransom category to compare similar reports.