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OInstall.exe Crack KMS Analysis

Updated 1 month ago
Checked by Malaware Check
OInstall.exe

Technical Analysis

File Name OInstall.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
Scanner Version 1.0.214.174
Database Version 2025-04-22 15:00:29 UTC
⚠

Crack.Win32.KMS.vl!c

Malware family: KMS

KMS malware is associated with illegal software activation tools that bypass legitimate licensing mechanisms. It can introduce security vulnerabilities and legal compliance issues.
N/A
Detection Rate
11,445,168
File Size (bytes)
2025-04-22
Analysis Date

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File Identification

Hash Type Value Action
MD5
ebc58647462ad9c76395ef451064d115
SHA1
14e470812f13b278b2694a4cec5737a39784e9dd
SHA256
414155bf11893ec64ba0f4ffb7de92885090845a0761cf8f6743462aa5991d5e
SHA512
8a9ef093d151957ae3c4c8e572fcdbd2198398c95ff8186d532853856c12c8f9ae7408c4f24518c5903faa517ea4e1d5779e797c5a4d850073fbee3ab801e8cc
ImpHash
1ab631a93e84fe7f46dda8a63787e73d

PE Analysis

Basic Information

▼
Icon
Hash: cf8b3d44cc80ac3d3f5b2c3f6848133a
Fuzzy: 71fcd2e860bbcd562ce257f969072383
dHash: e0c8ccc6c6c6c0e0
Image Base 0x00400000
Entry Point 0x01985eb0
Compilation Time 2021-09-08 08:23:35
Checksum 0x00af7002 (Actual: 0x00af7002)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
Digital Signature Chain verification from CN=WZTeam (serial:-155843482902537470358085606074993314206, sha1:648384a4dee53d4c1c87e10d67cc99307ccc9c98) failed: The X.509 certificate provided is self-signed - "Common Name: WZTeam"
Imports 22 libraries
Exports 0 functions
Resources 7 Resources
Sections 3 Sections

Version Information

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ProductName Office 2013-2021 C2R Install
FileDescription Office 2013-2021 C2R Install
Translation 0x0000 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
UPX0 0x00001000 11,218,944 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_UNINITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
UPX1 0x00ab4000 11,350,016 bytes 11,346,432 bytes 7.90 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 27E9BAC81516336FD7D444D8F49FFE2A
.rsrc 0x01587000 90,112 bytes 86,528 bytes 1.97 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F251B73A41B92ED1DE10569E2B8509F7
Entropy Analysis Alert

1 section(s) with high entropy (≥7.5) detected - possible packing/encryption

Resource Analysis

▼
Total Resources: 7 (84,247 bytes)
Resource Type Count Total Size Percentage
RT_ICON 4 82,656 bytes
98.1%
RT_GROUP_ICON 1 62 bytes
0.1%
RT_VERSION 1 412 bytes
0.5%
RT_MANIFEST 1 1,117 bytes
1.3%

Certificate Chain Analysis

▼
No Digital Signatures

This file is not digitally signed.

Security Implications:
  • Cannot verify the publisher's identity
  • Increased security risk when running this file
  • May trigger security warnings on some systems

⚠ This file either lacks a digital signature or the certificate chain could not be verified
Exercise caution when executing unsigned files from unknown sources

Certificate Verification Status

Chain verification from CN=WZTeam (serial:-155843482902537470358085606074993314206, sha1:648384a4dee53d4c1c87e10d67cc99307ccc9c98) failed: The X.509 certificate provided is self-signed - "Common Name: WZTeam"

Recommendation: Verify the file source and ensure it comes from a trusted publisher.

Crack.Win32.KMS.vl!c Removal

Gridinsoft has the capability to identify and eliminate Crack.Win32.KMS.vl!c without requiring further user intervention.

Download Anti-Malware

Removal Instructions

Follow these steps to completely remove the threat from your system

  1. Start by downloading Gridinsoft Anti-Malware to your computer.
  2. Double-click on the gsam-en-install.exe file and follow the on-screen instructions to install the program.
  3. Once the installation of Gridinsoft Anti-Malware is complete, the program will open on the Scan screen.
  4. Click on the "Standard Scan" button to begin scanning your computer for threats.
  5. After the scanning process is finished, click on "Clean Now" to remove any detected threats.
  6. If prompted, restart your system to complete the removal process and ensure all threats are eliminated.
Important: Before You Start
Disconnect from the internet to prevent the malware from spreading or downloading additional threats. Run the scan in Safe Mode for better detection and removal of persistent threats.

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