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Nirsoft Wireless Network Watcher 2.41.exe Trojan Packed Analysis

Updated 1 year ago
Checked by Malaware Check
Nirsoft Wireless Network Watcher 2.41.exe

Technical Analysis

File Name Nirsoft Wireless Network Watcher 2.41.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
Scanner Version 1.0.171.174
Database Version 2024-04-05 18:00:18 UTC
⚠

Trojan.Win32.Packed.sa

Malware family: Packed

Packed malware uses compression, encryption, or obfuscation techniques to alter code appearance and evade security detection. These methods modify the original malware structure to bypass signature-based detection systems and complicate analysis efforts.
N/A
Detection Rate
510,799
File Size (bytes)
2024-04-05
Analysis Date

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File Identification

Hash Type Value Action
MD5
e8b543deafd36e644d2209756751af82
SHA1
830baa97623fd5fb36082bbb45cba6800351d3c9
SHA256
28652704ab32e66640661158b40591fa12ce57334b745d59a99b4d7376248831
SHA512
5fbc38e28a4dafeaa51717f75da47b8ee5ce292448a87bd7addb4c4311297b302db5102359af6d5679042801499d5dac28c340aed26d007787231761745cde5a
ImpHash
099c0646ea7282d232219f8807883be0

PE Analysis

Basic Information

▼
Icon
Hash: ededff98662a85c64089ca7bf8a7f906
Fuzzy: 06d127e552b00921f96d8446e5a454bb
dHash: 71c08cf8d8dcc870
Image Base 0x00400000
Entry Point 0x00403225
Compilation Time 2008-05-03 14:08:42
Checksum 0x00000000 (Actual: 0x0008a3d8)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
Digital Signature The PE file does not contain a certificate table.
Imports 8 libraries
KERNEL32, USER32, GDI32, SHELL32, ADVAPI32, COMCTL32, ole32, VERSION
Exports 0 functions
Resources 14 Resources
Sections 5 Sections

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 22,836 bytes 23,040 bytes 6.46 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 663546AC41801DAF2DC51F560EC05A56
.rdata 0x00007000 4,496 bytes 4,608 bytes 5.18 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ DB16645055619C0CC73276FF5C3ADB75
.data 0x00009000 110,488 bytes 1,024 bytes 4.70 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F0511F18783910813A0DE0DE02BC1206
.ndata 0x00024000 36,864 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_UNINITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.rsrc 0x0002d000 16,864 bytes 16,896 bytes 5.93 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 4B7D066E286CA1E7CE71A0DBC29C27D6

Resource Analysis

▼
Total Resources: 14 (16,069 bytes)
Resource Type Count Total Size Percentage
RT_ICON 7 13,784 bytes
85.8%
RT_DIALOG 5 1,448 bytes
9%
RT_GROUP_ICON 1 104 bytes
0.6%
RT_MANIFEST 1 733 bytes
4.6%

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

The PE file does not contain a certificate table.

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

Trojan.Win32.Packed.sa Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Packed.sa 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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