GridinSoft Threat Intelligence

C4D9.exe threat report

Detected as Trojan.Heur! File reputation report
MD5 004f56332aac2e8fca2e4f77691d6167
Latest seen 2021-11-07 21:26:52 (4 years ago)
First seen 2021-11-07 21:26:52 (4 years ago)
Size 338 KB
Publisher YANDEX LLC
Product Yandex

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
2021-11-07 21:26:52 (4 years ago)
File hash
004f56332aac2e8fca2e4f77691d6167
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Heur!.

Timeline

First seen 2021-11-07 21:26:52 (4 years ago); latest analysis 2021-11-07 21:26:52 (4 years ago).

Publisher context

Company metadata: YANDEX LLC. Product metadata: Yandex.

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.

C4D9.exe is a Windows file recorded in the ThreatInfo database. It is associated with Yandex. The reported company name is YANDEX LLC. The current detection status is Trojan.Heur!, based on the latest analysis from 2021-11-07 21:26:52 (4 years ago).

If C4D9.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: Yandex
Company Name: YANDEX LLC
MD5: 004f56332aac2e8fca2e4f77691d6167
Size: 338 KB
First Published: 2021-11-07 21:26:52 (4 years ago)
Latest Published: 2021-11-07 21:26:52 (4 years ago)
Status: Trojan.Heur! (on last analysis)
Analysis Date: 2021-11-07 21:26:52 (4 years ago)
C4D9.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.

%temp%

ThreatInfo has observed C4D9.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.

100.0%

The strongest geographic signal for this file is Egypt with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 7 100.0%

The most common operating system signal for C4D9.exe is Windows 7 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.

C4D9.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 0x0005a00a
Image base 0x00400000

PE Sections:

Sections 5
Raw data 345088

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

=~~y 3r 103936 bytes · 30.1% of section data
Uncommon name
MD5 65f36cbe2e788efe55ab2c3a7a8f4308
.text 238592 bytes · 69.1% of section data
MD5 102ef256cb60c64da64971f7f6c8ce54
.rsrc 1536 bytes · 0.4% of section data
MD5 4eace14bbefcfaad832aeb7b81bca266
512 bytes · 0.1% of section data
Uncommon name
MD5 40830b12f8df527e70f4234ad700b1cd
.reloc 512 bytes · 0.1% of section data
MD5 8613449404b2003dc92e4f27b03796c7

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 C4D9.exe by MD5 004f56332aac2e8fca2e4f77691d6167. 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 004f56332aac2e8fca2e4f77691d6167.
  • 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.