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Steam_api.dll Trojan Agent Analysis

Updated 2 months 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 1.0.227.174
Database Version 2025-10-18 02:00:20 UTC
⚠

Trojan.Win32.Agent.dg

Malware family: Agent

Trojan Agent malware disguises itself as legitimate software while performing unauthorized activities including data theft and providing remote system access to threat actors.
N/A
Detection Rate
399,648
File Size (bytes)
2025-10-18
Analysis Date

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File Identification

Hash Type Value Action
MD5
6a796c90df769bbd9028d75b00724394
SHA1
f856500421af6e275e9850a4d37af312a7bde4e5
SHA256
120be46b5a8d2e0c5e65064df086f8a57c38cbfdc9765bd9db19263783d3a744
SHA512
afb4b9d23b5dab74c881b79b9b701616b4c0d003c30ef096686e1c1c8501cabd5ad777ccece873016036a000c882e5d68083ae5ee00d11aec8a9e5baa3341fcb
ImpHash
8fe61e230f9562dcf792455bd39a026c

PE Analysis

Basic Information

▼
Image Base 0x10000000
Entry Point 0x100c4b90
Compilation Time 2018-02-12 14:53:11
Checksum 0x00000000 (Actual: 0x000645a9)
OS Version 5.1
PEiD Signatures PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
Digital Signature The expected hash does not match the digest in SpcInfo
Imports 4 libraries
KERNEL32, ADVAPI32, SHELL32, USER32
Exports 786 functions
Resources 6 Resources
Sections 3 Sections

Version Information

▼
LegalCopyright Copyright (C) 2007
InternalName Steam Client API (buildbot_steam-relclient-win32-builder_steam_rel_client_win32@steam-relclient-win32-builder)
FileVersion 04.28.51.07
CompanyName Valve Corporation
ProductVersion 01.00.00.01
FileDescription Steam Client API
Source Control ID 4285107
OriginalFilename steam_api.dll
ProductName Steam Client API
Translation 0x0409 0x04b0
CompanyName Valve Corporation
FileDescription Steam Client API
FileVersion 1, 0, 0, 1
InternalName Steam Client API
LegalCopyright Copyright (C) 2007
OriginalFilename steam_api.dll
ProductName Steam Client API
ProductVersion 1, 0, 0, 1
Translation 0x0409 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
VLV0 0x00001000 454,656 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_UNINITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
VLV1 0x00070000 348,160 bytes 348,160 bytes 7.74 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 381827A3BAF4CA0E9C488656DE57A4A6
.rsrc 0x000c5000 45,056 bytes 43,520 bytes 5.38 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D7EB1AB9126C426AC5185ECB1CC6A281
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 6 (1,823 bytes)
Resource Type Count Total Size Percentage
SCID 1 7 bytes
0.4%
RT_RCDATA 3 48 bytes
2.6%
RT_VERSION 2 1,768 bytes
97%

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

The expected hash does not match the digest in SpcInfo

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

Trojan.Win32.Agent.dg Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Agent.dg 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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