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OInstall.exe Hack AutoKMS Analysis

Updated 2 months ago
Checked by Malware Check
OInstall.exe

Technical Analysis

File Name OInstall.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.228.174
Database Version 2025-11-06 18:00:26 UTC
⚠

Hack.Win32.AutoKMS.sa

Malware family: AutoKMS

AutoKMS is a tool associated with illegal Microsoft software activation that bypasses legitimate licensing processes. It introduces security risks and potential legal consequences.
N/A
Detection Rate
16,445,952
File Size (bytes)
2025-11-06
Analysis Date

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File Identification

Hash Type Value Action
MD5
7454847958b6da0c2a05cf4fbabd5e6b
SHA1
a24c3a660ef60ca3782290d0815a322bdcd44984
SHA256
cab9ffcce3968fed42370271940323bb0345c7f61fb18402b7d20caf6216cd87
SHA512
7ddba62e80c8b22483bfb2905e516588b398096b8150e6b9845c9105a3c03144912055ceb90a11ac4990071db207d1b2f9a3a8b11669655da23ff9c1d528f9fc
ImpHash
4f5bd8c41170d44583a1b0a0ac96a54c

PE Analysis

Basic Information

▼
Icon
Hash: cf8b3d44cc80ac3d3f5b2c3f6848133a
Fuzzy: 71fcd2e860bbcd562ce257f969072383
dHash: e0c8ccc6c6c6c0e0
Image Base 0x00400000
Entry Point 0x00401000
Compilation Time 2025-05-11 04:11:42
Checksum 0x00fb8ee8 (Actual: 0x00fb8ee8)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 14 libraries
Exports 0 functions
Resources 7 Resources
Sections 7 Sections

Version Information

▼
ProductName Office 2013-2024 C2R Install
FileDescription Office 2013-2024 C2R Install
Translation 0x0000 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.code 0x00001000 341,240 bytes 341,504 bytes 6.15 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 388648AE8FFBB5D2DEDC362F07D8C02A
.text 0x00055000 751,281 bytes 751,616 bytes 6.62 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ E6CAD29AD96B732B6361334139114F35
'.text' 0x0010d000 21 bytes 512 bytes 0.36 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ ED9BA544DB08FB4F835EB3AC1C1D5C27
.rdata 0x0010e000 172,168 bytes 172,544 bytes 5.89 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B63EAA1EBC94AB07E8BC224538F81599
.data 0x00139000 15,591,264 bytes 15,090,688 bytes 7.04 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F0302369A95FD3A7847235D1CBC1A0CE
.rsrc 0x01018000 87,752 bytes 88,064 bytes 2.17 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 9DBF0CA3DCBF7A345486AEF3ECA11D2C
.modplug 0x0102e000 20,480 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_UNINITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
Entropy Analysis Alert

2 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

▼
Total Resources: 7 (87,299 bytes)
Resource Type Count Total Size Percentage
RT_ICON 4 82,656 bytes
94.7%
RT_GROUP_ICON 1 62 bytes
0.1%
RT_VERSION 1 412 bytes
0.5%
RT_MANIFEST 1 4,169 bytes
4.8%

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

No valid SignedData structure was found.

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

Hack.Win32.AutoKMS.sa Removal

Gridinsoft has the capability to identify and eliminate Hack.Win32.AutoKMS.sa 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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