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VB.Decompiler.Pro.v10.0.KEYGEN-FFF.exe Trojan Agent Analysis

Updated 13 days ago
Checked by Malaware Check
VB.Decompiler.Pro.v10.0.KEYGEN-FFF.exe

Technical Analysis

File Name VB.Decompiler.Pro.v10.0.KEYGEN-FFF.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.217.174
Database Version 2025-05-24 22:00:13 UTC
⚠

Trojan.Win32.Agent.oa!s1

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
991,875
File Size (bytes)
2025-05-24
Analysis Date

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File Identification

Hash Type Value Action
MD5
06d5aedaa044eeb6e6d6580aef52560a
SHA1
f38ca3d7329048aefa44902536ecdad18117702b
SHA256
f687763c98531cfd4dbab38e810be7b4519eadb014f60a8a13adea3cf5ef9768
SHA512
0e19add500c673e328d9e8ac483cb0779f20065e2cee529ec00a5acfd8d780a89981b8c69f4265a72f45390791425a5d814a349c435638adb0811f64df4de829
ImpHash
6d073b716f9c94f1aa322ee4aede0914

PE Analysis

Basic Information

▼
Icon
Hash: 6ce1720f8053b7bd8f31f81aa1f8df48
Fuzzy: 32a684006643ef56dd033fa1fdbc207b
dHash: b88e9a9a9e9c60ec
Image Base 0x00400000
Entry Point 0x0077a858
Compilation Time 2015-07-02 09:49:04
Checksum 0x0008c115 (Actual: 0x000f5f77)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 9 libraries
kernel32, user32, advapi32, oleaut32, gdi32, shell32, version, comdlg32, msvcrt
Exports 0 functions
Resources 5 Resources
Sections 22 Sections

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
0x00001000 65,536 bytes 28,160 bytes 7.97 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 91ADCF1D16B5F0295968E1FFFCE2D745
0x00011000 368,640 bytes 366,592 bytes 8.00 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 465D612863692771D2AB8A8AE39214B5
0x0006b000 8,192 bytes 3,584 bytes 7.95 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 7C3FE1BECCDFB4DEAD90F7BEEB6BDAD5
0x0006d000 12,288 bytes 3,072 bytes 7.94 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 2CB597383A5E0C8760A927C6BF33257D
0x00070000 4,096 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_UNINITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE|IMAGE_SCN_ALIGN_4BYTES D41D8CD98F00B204E9800998ECF8427E
0x00071000 4,096 bytes 512 bytes 7.43 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 895C22F34069B6AA20C6AFD1A8EDCFFC
0x00072000 4,096 bytes 512 bytes 7.47 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 1D90C091FEB8D81EA9175B51122E3638
0x00073000 4,096 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
0x00074000 28,672 bytes 3,584 bytes 7.95 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE A875CFB7C657841B83A7FCE636B274F9
0x0007b000 4,096 bytes 512 bytes 7.44 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 6FA83C625FE4B47CCAFAA503D101537C
0x0007c000 4,096 bytes 512 bytes 7.62 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 82200110C030A3619F12F733125C35A6
0x0007d000 4,096 bytes 1,024 bytes 7.79 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F8076255306DD62BDD7E17D1959CB2DD
0x0007e000 12,288 bytes 5,632 bytes 7.96 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE FF5A31499FBA3BCBB3B8CC11043CF50D
0x00081000 4,096 bytes 1,024 bytes 7.79 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F2F826E3D9565185F43312612FFBA5D7
0x00082000 4,096 bytes 1,024 bytes 7.80 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 2332DCEAF6F00F8949A28D8A83BC45C3
0x00083000 4,096 bytes 512 bytes 7.53 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F718E8B412ABB082DE69680E2D9720E0
0x00084000 4,096 bytes 512 bytes 7.56 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 56A74B91068F9CC0B76C1A253DAA05BD
0x00085000 4,096 bytes 1,536 bytes 7.85 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 6CB80BE49CD1E5CEF2AE0CE67AF123F1
0x00086000 4,096 bytes 512 bytes 7.38 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 82E88A020388183DD43ABB9F879E5E16
.rsrc 0x00087000 4,096 bytes 3,072 bytes 5.67 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D603D9B58CB8EA9AA456F285A0D34B64
0x00088000 2,572,288 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.upx 0x002fc000 528,384 bytes 526,336 bytes 7.94 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE BB609ABDAEB952655F4DA3568B613C8D
Entropy Analysis Alert

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

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

Resource Analysis

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Total Resources: 5 (25,959 bytes)
Resource Type Count Total Size Percentage
RT_BITMAP 1 22,838 bytes
88%
RT_ICON 1 2,216 bytes
8.5%
RT_DIALOG 1 474 bytes
1.8%
RT_GROUP_ICON 1 20 bytes
0.1%
RT_MANIFEST 1 411 bytes
1.6%

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.Win32.Agent.oa!s1 Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Agent.oa!s1 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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