csrss.exe threat report

MD5 4b3fcd6f1c0c3579e71a402f0b21c627
Latest seen 2022-10-18 23:31:37 (3 years ago)
First seen 2022-10-18 23:31:37 (3 years ago)
Size 4 MB
Signed by 10306

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.Agent. 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.Agent
Recommended action
Scan and remove
Last analysis
2022-10-18 23:31:37 (3 years ago)
File hash
4b3fcd6f1c0c3579e71a402f0b21c627
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Agent.

Timeline

First seen 2022-10-18 23:31:37 (3 years ago); latest analysis 2022-10-18 23:31:37 (3 years ago).

Digital signature

Signed by 10306. 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.

csrss.exe is a Windows file recorded in the ThreatInfo database. The current detection status is Trojan.Agent, based on the latest analysis from 2022-10-18 23:31:37 (3 years ago).

If csrss.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.Agent.

MD5: 4b3fcd6f1c0c3579e71a402f0b21c627
Size: 4 MB
First Published: 2022-10-18 23:31:37 (3 years ago)
Latest Published: 2022-10-18 23:31:37 (3 years ago)
Status: Trojan.Agent (on last analysis)
Analysis Date: 2022-10-18 23:31:37 (3 years ago)
csrss.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.

Signed By: 10306
Status: Valid

The signature on csrss.exe 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.

%windir%

ThreatInfo has observed csrss.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 csrss.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.

csrss.exe is identified as pe for 32 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x00400000
Entry Address: 0x00005405

PE Sections:

Name Size of data MD5
.text 69120 0d9c62c1f61f28602f0ed230ae0e559e
.data 4119552 d8fa087904f0283882b6d508066df649
.rsrc 42496 bcdc3568737564d61cb650254d652056
.reloc 14848 8f6ce1f52d8512650f1e33a2e696918a

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.

More information: