GridinSoft Threat Intelligence

CNMIU3.DLL threat report

Detected as Worm.Ramnit File reputation report
MD5 603b4570b6d0571dd34141aefb837f8b
Latest seen 2021-01-09 11:53:48 (5 years ago)
First seen 2021-01-09 11:53:48 (5 years ago)
Size 281 KB
Publisher CANON INC.

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Worm.Ramnit. 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
Worm.Ramnit
Recommended action
Scan and remove
Last analysis
2021-01-09 11:53:48 (5 years ago)
File hash
603b4570b6d0571dd34141aefb837f8b
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Worm.Ramnit.

Timeline

First seen 2021-01-09 11:53:48 (5 years ago); latest analysis 2021-01-09 11:53:48 (5 years ago).

Publisher context

Company metadata: CANON INC.. Product metadata: Canon IJ Driver Installer.

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.

CNMIU3.DLL is a Windows file recorded in the ThreatInfo database. It is associated with Canon IJ Driver Installer. The reported company name is CANON INC.. The current detection status is Worm.Ramnit, based on the latest analysis from 2021-01-09 11:53:48 (5 years ago).

If CNMIU3.DLL 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 Worm.Ramnit.

Product Name: Canon IJ Driver Installer
Company Name: CANON INC.
MD5: 603b4570b6d0571dd34141aefb837f8b
Size: 281 KB
First Published: 2021-01-09 11:53:48 (5 years ago)
Latest Published: 2021-01-09 11:53:48 (5 years ago)
Status: Worm.Ramnit (on last analysis)
Analysis Date: 2021-01-09 11:53:48 (5 years ago)
CNMIU3.DLL 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.

%sysdrive%\new folder (4)\new folder (3)\aspire m1800 24-06-2014 18-20-23\printer

ThreatInfo has observed CNMIU3.DLL 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 7 100.0%

The most common operating system signal for CNMIU3.DLL 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.

CNMIU3.DLL 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 0x00031000
Image base 0x10000000

PE Sections:

Sections 6
Raw data 286720

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

.text 124416 bytes · 43.4% of section data
MD5 a581578c18f41058390d250a93b624f1
.rdata 35328 bytes · 12.3% of section data
MD5 40bc6571b1d4241546565608acec0879
.data 5120 bytes · 1.8% of section data
MD5 76b811bd962a4cfee99b2e522c67e8e9
.rsrc 1024 bytes · 0.4% of section data
MD5 b4a1fa36200eb2b94380b6cbe6915fe4
.reloc 12288 bytes · 4.3% of section data
MD5 7022ba844e6f2e42a0cf5990e056f605
.text 108544 bytes · 37.9% of section data
MD5 d0be3d475b341a17dcf7b61aec5f357c

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 Worm.Ramnit

This report identifies CNMIU3.DLL by MD5 603b4570b6d0571dd34141aefb837f8b. 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 603b4570b6d0571dd34141aefb837f8b.
  • 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.