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Oof.exe Backdoor Agent Analysis

Updated 5 days ago
Checked by Malaware Check
oof.exe

Technical Analysis

File Name oof.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.217.174
Database Version 2025-05-31 00:00:22 UTC
⚠

Backdoor.Win32.Agent.cld

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
677,888
File Size (bytes)
2025-05-31
Analysis Date

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File Identification

Hash Type Value Action
MD5
0760d43d4adebe20fa0b5e5a7bca1714
SHA1
a0a9dae5e9be39bca31021dd9cf565fcdefb8474
SHA256
8f9067f2bd4a374539a40fddb8915600c9fd6ba3e5db20cbddcb3c5f22d9da44
SHA512
7e60c2726711bb8e822375f93cfb9ced7d172f3f0ae07041cbeea8c4cdb45488d1de90ee77dfef52aa86722a5dcbe521d1affeace3aec8811e851f693d74ef77
ImpHash
002232f795126ddf16840aa9b8f0edd2

PE Analysis

Basic Information

▼
Icon
Hash: 3e14d2118613f8c2fdb4f9d5ab9551fb
Fuzzy: 7c3470b6ec28ac1567d9cbdaa18b3d89
dHash: 483adab0b1f2f2e0
Image Base 0x00400000
Entry Point 0x0045bd00
Compilation Time 1992-05-02 07:35:24
Checksum 0x00000000 (Actual: 0x000b1a0c)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 8 libraries
kernel32, user32, advapi32, oleaut32, version, gdi32, comctl32, comdlg32
Exports 0 functions
Resources 76 Resources
Sections 8 Sections

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
CODE 0x00001000 372,040 bytes 372,224 bytes 6.61 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 7604328A0F4CA3D8CF0CA35AF7EFEEF0
DATA 0x0005c000 4,524 bytes 4,608 bytes 4.16 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 43908996DACC7469FEF59B3DF12D8DBB
BSS 0x0005e000 3,037 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.idata 0x0005f000 8,526 bytes 8,704 bytes 5.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 9A45F791071FCF7312730EA9B2A37F4C
.tls 0x00062000 16 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.rdata 0x00063000 24 bytes 512 bytes 0.21 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_SHARED|IMAGE_SCN_MEM_READ 40C4C706B9A34EE97F84FC6C7A9E51CD
.reloc 0x00064000 25,688 bytes 26,112 bytes 6.64 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_SHARED|IMAGE_SCN_MEM_READ 647EE206474E562FF083DAD14A165FC7
.rsrc 0x0006b000 264,572 bytes 264,704 bytes 7.30 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_SHARED|IMAGE_SCN_MEM_READ A30F8D7F74AF8D4D9401CBC58BD7810A
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 76 (260,393 bytes)
Resource Type Count Total Size Percentage
RT_CURSOR 7 2,156 bytes
0.8%
RT_BITMAP 39 245,300 bytes
94.2%
RT_ICON 1 1,640 bytes
0.6%
RT_DIALOG 1 82 bytes
0%
RT_STRING 17 9,692 bytes
3.7%
RT_RCDATA 3 1,363 bytes
0.5%
RT_GROUP_CURSOR 7 140 bytes
0.1%
RT_GROUP_ICON 1 20 bytes
0%

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.

Backdoor.Win32.Agent.cld Removal

Gridinsoft has the capability to identify and eliminate Backdoor.Win32.Agent.cld 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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