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The overlay_win2k.exe (Ratatouille) File Analysis

Updated 2 months ago
Checked by Malaware Check
overlay_win2k.exe

Technical Analysis

File Name overlay_win2k.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.211.174
Database Version 2025-03-24 06:01:14 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
4,335,136
File Size (bytes)
2025-03-24
Analysis Date

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File Identification

Hash Type Value Action
MD5
69e88ffcdd372b091b6e69a9de7eebb3
SHA1
b8c6e34463147df0c7636d2cc04f995a1f400894
SHA256
85f5895d6f795c79dede21b7cbe0ac7860eeddb45129c6042b7fd5e29c8ee6d3
SHA512
239d6a7705cadee98897988e9ff58eb71eb1414464085a1b2072f0b3a7411986583cb9d9cdf4fb1415f3d3208225d5d3ec2ae9c79d4ca4442eed568cb590c8dd
ImpHash
d17d098b2030c54aefcc6c4b61a87b82

PE Analysis

Basic Information

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Icon
Hash: c3f1063813b4baf26f75c79aa8076dda
Fuzzy: 33595caab4a2213736041834f3cd37b9
dHash: 4c3c70a8a0e068e0
Image Base 0x00400000
Entry Point 0x006b79ac
Compilation Time 2007-05-18 10:38:45
Checksum 0x0042a850 (Actual: 0x00430450)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
PDB Path D:\SRC\RATATOUILLE_RT07\SdkLib\Libs\VC2005\TNL MasterBF Win2K\Rat.pdb
Digital Signature The expected hash does not match the digest in SpcInfo
Imports 17 libraries
Exports 10 functions
Resources 20 Resources
Sections 5 Sections

Version Information

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CompanyName Asobo Studio SARL.
FileDescription Ratatouille
FileVersion 1, 0, 0, 0
InternalName Rat
LegalCopyright Copyright (C) 2007
OriginalFilename Rat.exe
ProductName Ratatouille
ProductVersion 1, 0, 0, 0
Translation 0x040c 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 3,168,522 bytes 3,170,304 bytes 6.50 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 78CC3A0B3A7734F6DE4D69BD2A1E6356
.rdata 0x00307000 720,501 bytes 720,896 bytes 5.27 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 518AF9413C1F7845F52A271BF89F65C1
.data 0x003b7000 302,408 bytes 57,344 bytes 4.32 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE CED14A1D7A69EFEE909B080DBD24E9F8
.rsrc 0x00401000 150,640 bytes 151,552 bytes 7.69 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 4A32A6ACDBE5C2F219965D5B781A4FFA
.reloc 0x00426000 221,478 bytes 225,280 bytes 6.68 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 9B7150295813480189DBF672D6654AED
Entropy Analysis Alert

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

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

Resource Analysis

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Total Resources: 20 (149,403 bytes)
Resource Type Count Total Size Percentage
DATA 2 127,174 bytes
85.1%
RT_ICON 2 12,880 bytes
8.6%
RT_MENU 1 2,450 bytes
1.6%
RT_DIALOG 11 5,622 bytes
3.8%
RT_GROUP_ICON 2 40 bytes
0%
RT_VERSION 1 700 bytes
0.5%
RT_MANIFEST 1 537 bytes
0.4%

Certificate Chain Analysis

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Certificate Information
Product Ratatouille
Description Ratatouille
File Version 1, 0, 0, 0
Original Name Rat.exe
Signing Date 12:06 PM 05/18/2007 (6595 days ago)
Verification Status The digital signature of the object did not verify.
Signers Asobo Studio; VeriSign Class 3 Code Signing 2004 CA; VeriSign Class 3 Public Primary CA
Counter Signers VeriSign Time Stamping Services Signer; VeriSign Time Stamping Services CA; Thawte Timestamping CA
Internal Name Rat
Copyright Copyright (C) 2007
Certificate Chain Summary
VeriSign Time Stamping Services CA #1 Primary
Validity Period: 2003-12-04 00:00:00 → 2013-12-03 23:59:59
Signature Algorithm: sha1RSA
Serial Number: 47 BF 19 95 DF 8D 52 46 43 F7 DB 6D 48 0D 31 A4
VeriSign Time Stamping Services Signer #2 Chain
Validity Period: 2003-12-04 00:00:00 → 2008-12-03 23:59:59
Signature Algorithm: sha1RSA
Serial Number: 0D E9 2B F0 D4 D8 29 88 18 32 05 09 5E 9A 76 88
VeriSign Class 3 Code Signing 2004 CA #3 Chain
Validity Period: 2004-07-16 00:00:00 → 2014-07-15 23:59:59
Signature Algorithm: sha1RSA
Serial Number: 41 91 A1 5A 39 78 DF CF 49 65 66 38 1D 4C 75 C2
Asobo Studio #4 Chain
Validity Period: 2007-02-27 00:00:00 → 2008-02-27 23:59:59
Signature Algorithm: sha1RSA
Serial Number: 46 18 EA CE AF 76 B8 FE 24 3C B5 C0 14 87 46 49

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
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.

Remember: This is Result of Online Virus Scanner

Gridinsoft Anti-Malware has a much more powerful virus scanning engine. We recommend using it for a more precise diagnosis of infected systems. This brief guide will help you install our flagship product for more accurate diagnostics:

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
This file passed all security checks, but stay vigilant. New malware variants appear daily that can evade detection. Always verify files come from official sources and check digital signatures when available.

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