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Nood Ransomware STOP/Djvu Analysis

Updated 1 year ago
Checked by Malaware Check
nood

Technical Analysis

File Name nood
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.168.174
Database Version 2024-03-12 03:00:41 UTC
⚠

Ransom.Win32.STOP.tr

Malware family: STOP/Djvu

STOP/Djvu ransomware encrypts files on victim systems and demands ransom payments for decryption keys. This ransomware family has maintained consistent activity over several years, affecting both individual users and organizational networks through various distribution methods.
N/A
Detection Rate
775,168
File Size (bytes)
2024-03-12
Analysis Date

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File Identification

Hash Type Value Action
MD5
373dbc2f5f92e4b275e9a6716b432d98
SHA1
a74b2bce1c8d9d89ec0cb5c80d4df3cad0a1480b
SHA256
9f24cff00ff55730e61d9fd9a182f92f272735ba6ce55bc93bdc7ea24424dc42
SHA512
d79ae6ca8f2fd0e8a2626b10167a93c97e72f6ac89f51d2ceaba8258322e97ac0997b6b6276f728aa876e7fe30222a4423df25b16c5c69bf8787df095690ee63
ImpHash
e4b2b7336d3e0f97560f9bdf06345817

PE Analysis

Basic Information

▼
Icon
Hash: c1abe480a75b51ed87430b507a2d5c70
Fuzzy: bcf813c72901e7647d313b9058ca5962
dHash: f2f0c494ecf0b1f0
Image Base 0x00400000
Entry Point 0x00401490
Compilation Time 2023-01-13 03:25:08
Checksum 0x000c5887 (Actual: 0x000c5887)
OS Version 5.1
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
Digital Signature The PE file does not contain a certificate table.
Imports 2 libraries
KERNEL32, USER32
Exports 0 functions
Resources 33 Resources
Sections 4 Sections

Version Information

▼
FileVersions 72.15.66.32
ProductVersion 71.84.54.50
InternalName Slupido
CompanyNames Laying
Translation 0x146c 0x0235

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 46,702 bytes 47,104 bytes 6.67 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ FA8C24BAC3B140ED99706C6ECF7A9FA7
.rdata 0x0000d000 634,734 bytes 634,880 bytes 7.85 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ FAE1622C219885A43C84D3D3AD095995
.data 0x000a8000 28,145,396 bytes 11,264 bytes 1.69 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 7F0F43F8F43646F845984C35E265E14A
.rsrc 0x01b80000 80,656 bytes 80,896 bytes 5.82 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ BC182405F09F5C4B987EC96D9614668E
Entropy Analysis Alert

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

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

Resource Analysis

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Total Resources: 33 (78,886 bytes)
Resource Type Count Total Size Percentage
RT_ICON 23 75,416 bytes
95.6%
RT_STRING 4 2,652 bytes
3.4%
RT_ACCELERATOR 1 32 bytes
0%
RT_GROUP_ICON 3 340 bytes
0.4%
RT_VERSION 1 436 bytes
0.6%
None 1 10 bytes
0%

Certificate Chain Analysis

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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 PE file does not contain a certificate table.

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

Ransom.Win32.STOP.tr Removal

Gridinsoft has the capability to identify and eliminate Ransom.Win32.STOP.tr 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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