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Steam_api64.dll Malware Patcher Analysis

Updated 1 second ago
Checked by Malware Check
steam_api64.dll

Technical Analysis

File Name steam_api64.dll
File Type
PE32+ executable (DLL) (GUI) x86-64, for MS Windows
Scanner Version 1.0.220.174
Database Version 2025-07-15 10:00:22 UTC
⚠

Malware.Win64.Patcher.cc

Malware family: Patcher

Patcher software modifies existing programs to bypass licensing restrictions or enable unauthorized use. These tools are associated with software piracy and may introduce security vulnerabilities or additional malware to systems.
N/A
Detection Rate
3,521,024
File Size (bytes)
2025-07-15
Analysis Date

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File Identification

Hash Type Value Action
MD5
2a905fbd9833970217ae3fe83118929b
SHA1
09c99557235cbc18ef09d5ccb2e085e462d11242
SHA256
097ec3912fef4dc9f414faa80105f225ea6af587dd464424d5f1855f5d30447b
SHA512
da160a5938631c27f5277defdd4207dc54c3b48e2b9e7407869fd6dc695cfe3739fd1456c25baff425b90e911a7ffe3dad0b058bcd9b511d34e93008ad7771c5
ImpHash
b002b0238d9d8895d9baf8b880c22e87

PE Analysis

Basic Information

▼
Image Base 0x180000000
Entry Point 0x180e2d47b
Compilation Time 2020-01-23 07:59:53
Checksum 0x0036b0a8 (Actual: 0x0036b0a8)
OS Version 5.2
PEiD Signatures PE32+ executable (DLL) (GUI) x86-64, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 10 libraries
KERNEL32, USER32, ADVAPI32, SHELL32, ole32, WS2_32, WINHTTP, SHLWAPI, PSAPI, bcrypt
Exports 1103 functions
Resources 2 Resources
Sections 8 Sections

Version Information

▼
Comments Valve SpecialBuild
CompanyName Valve Corporation
FileDescription Steam Client API
FileVersion 05.53.33.78
InternalName Steam Client API (buildbot_steam-relclient-win64-builder_steam_rel_client_win64@steam-relclient-win64-builder)
LegalCopyright Copyright (C) 2007
OriginalFilename steam_api.dll
ProductName Steam Client API
ProductVersion 01.00.00.01
Source Control ID 5533378
Translation 0x0804 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 433,450 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.rdata 0x0006b000 230,301 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.data 0x000a4000 11,374,212 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.pdata 0x00b7d000 35,232 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.UPX0 0x00b86000 1,491,911 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.UPX1 0x00cf3000 3,517,084 bytes 3,517,440 bytes 7.77 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 2FE91723A6D3E23199FBC70DAF949967
.reloc 0x0104e000 144 bytes 512 bytes 1.43 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 24368474D7F433CE117E36362854F6B3
.rsrc 0x0104f000 1,578 bytes 2,048 bytes 3.37 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ F74845F3DBF7848C37285AC69CF48FFA
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 2 (1,418 bytes)
Resource Type Count Total Size Percentage
RT_VERSION 1 1,072 bytes
75.6%
RT_MANIFEST 1 346 bytes
24.4%

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.

Malware.Win64.Patcher.cc Removal

Gridinsoft has the capability to identify and eliminate Malware.Win64.Patcher.cc 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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