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Oem-drv86.sys Trojan Agent Analysis

Updated 1 month ago
Checked by Malaware Check
oem-drv86.sys

Technical Analysis

File Name oem-drv86.sys
File Type
PE32 executable (native) Intel 80386, for MS Windows
Scanner Version 1.0.215.174
Database Version 2025-05-02 12:00:26 UTC
⚠

Trojan.WinNT.Agent.vb

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
28,160
File Size (bytes)
2025-05-02
Analysis Date

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File Identification

Hash Type Value Action
MD5
36d6cf1281ccf63a9f49b9795803a3a3
SHA1
abcae4dcfc3014920ac9d554dddd23c1836d82c3
SHA256
55abdf52735ff3086de2eb41cee5cca27e9d596b172443d2cf4e2a1d357a0ca6
SHA512
875665a580d09c83819fdc5a3f8304d4ed076b19db3b8e596f056cbb9647b8870960098b53fba1b887fcdda093506f8b2c7804a712681c1b4ade1a89b9bee4f4
ImpHash
374095e6782b89ee46c48ba80e2606ec

PE Analysis

Basic Information

▼
Image Base 0x00010000
Entry Point 0x0001b0f4
Compilation Time 2010-06-15 15:28:35
Checksum 0x000116b9 (Actual: 0x000116b9)
OS Version 6.1
PEiD Signatures PE32 executable (native) Intel 80386, for MS Windows
PDB Path oem-drv86.pdb
Digital Signature No valid SignedData structure was found.
Imports 2 libraries
ntoskrnl, HAL
Exports 0 functions
Resources 1 Resources
Sections 9 Sections

Version Information

▼
CompanyName secr9tos
FileDescription oem-drv.sys is used to privode SLIC2.1 support for OEM activation of WindowsNT6.1 based systems.
FileVersion 1.2.0.4 built by: WinDDK
InternalName oem-drv.sys
LegalCopyright Copyright © secr9tos
OriginalFilename oem-drv.sys
ProductName OEM-SLP2.1 ACPI Patch Driver (HPD86)
ProductVersion 1.2.0.4
Translation 0x0409 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 7,741 bytes 8,192 bytes 6.21 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D3B47D74053423775186702BBE7B48E0
.rdata 0x00003000 468 bytes 512 bytes 3.31 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_READ 6EE25DE78256E69EF5C5717F613ACEED
.data 0x00004000 80 bytes 512 bytes 0.24 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 312651A6F76490D97AFF95C683A68247
seg1 0x00005000 12,302 bytes 12,800 bytes 7.52 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_READ 494D6031B0AD9E809262E582B568036B
seg2 0x00009000 32 bytes 512 bytes 0.56 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_READ 560A4D92D1BAE4481FED6A05841B47ED
PAGE 0x0000a000 614 bytes 1,024 bytes 4.16 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 93EAF4796DEC89794FE3E600DCE9266E
INIT 0x0000b000 994 bytes 1,024 bytes 5.59 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 37A6B9706E8FB4C027A14035D2327EE8
.rsrc 0x0000c000 1,048 bytes 1,536 bytes 2.54 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 279CE4B1AC1ED45A1248ECC22DE3D771
.reloc 0x0000d000 720 bytes 1,024 bytes 4.41 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 69344AB819096345DCF3779E4C714C5F
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 1 (952 bytes)
Resource Type Count Total Size Percentage
RT_VERSION 1 952 bytes
100%

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.WinNT.Agent.vb Removal

Gridinsoft has the capability to identify and eliminate Trojan.WinNT.Agent.vb 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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