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Steam_api.dll Trojan Heuristic Analysis

Updated 1 month ago
Checked by Malware Check
steam_api.dll

Technical Analysis

File Name steam_api.dll
File Type
PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.229.174
Database Version 2025-11-17 20:00:19 UTC
⚠

Trojan.Heur!.032100A0

Malware family: Heuristic

Heuristic detection uses behavioral analysis and pattern recognition to identify potential threats without specific signatures. This proactive approach detects suspicious code behavior that may indicate malware presence. Detection may occasionally produce false positives when legitimate software exhibits similar behavioral patterns.
N/A
Detection Rate
570,880
File Size (bytes)
2025-11-17
Analysis Date

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File Identification

Hash Type Value Action
MD5
61106fd4ce7423a285a6205e530775b8
SHA1
88786d387e61ad4cd4f5ddf1be34d0902c8717de
SHA256
1bb697c325ded91e6cc6950d47b9e074e89f47f41fa5d011b675f270efa140fa
SHA512
29d95e74110dfbb5b878776ac2450821d54cdfa01724557d1336258c8954baae88b3c344bd4387aae45bec0346c880218ba558d7165a3200eb7155b1a65b0967
ImpHash
9f50570613c2b4b54c8241e9a84aec72

PE Analysis

Basic Information

▼
Image Base 0x10000000
Entry Point 0x10b42a8a
Compilation Time 2013-08-28 08:19:24
Checksum 0x0009a936 (Actual: 0x0009a936)
OS Version 5.1
PEiD Signatures PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 6 libraries
KERNEL32, USER32, ADVAPI32, WS2_32, WINHTTP, PSAPI
Exports 63 functions
Resources 2 Resources
Sections 7 Sections

Version Information

▼
CompanyName Valve Corporation
FileDescription Steam Client API (buildbot_winslave04_steam_steam_rel_client_win32@winslave04)
FileVersion 1.83.31.47
InternalName Steam Client API
LegalCopyright Copyright (C) 1996-2013 Valve Corporation
OriginalFilename Steam_API.dll
ProductName Steam Client API
ProductVersion 1.83.31.47
Translation 0x0804 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 192,004 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.rdata 0x00030000 81,419 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.data 0x00044000 10,521,092 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.THEGFW0 0x00a4d000 484,232 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.THEGFW1 0x00ac4000 567,612 bytes 567,808 bytes 7.97 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE C2BFB0204562CF36BF71F7FBD4635C1D
.reloc 0x00b4f000 232 bytes 512 bytes 2.70 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B068A34EBD967FD9D1538CAD5293082A
.rsrc 0x00b50000 1,434 bytes 1,536 bytes 3.96 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 3FE9DA7168157D5F954C93595D4BCF79
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 2 (1,274 bytes)
Resource Type Count Total Size Percentage
RT_VERSION 1 928 bytes
72.8%
RT_MANIFEST 1 346 bytes
27.2%

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.

Trojan.Heur!.032100A0 Removal

Gridinsoft has the capability to identify and eliminate Trojan.Heur!.032100A0 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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