Trojan- JS downloader


I have downloaded JS trojan downloader from VirusSign  to analyze behavior of this malware. It was a zip file INC_0987155124US_Apr_19_2019.zip and after extracting it, I got .js file. On opening JS file in notepad, i saw base64 obfuscated string. After obfuscation JS script, I found, this file has multiple sources/ URL’s to download  SHA256- d6798b62cef08c4f61a30dfa346faf5aa29f9d03e4599ebe5ae910a193087b86… Read More Trojan- JS downloader

Trojan malware – Microsoft Shortcut (LNK)


I downloaded this sample for malware analysis and change the extension to .LNK which is Microsoft Shortcut. Right clicked on file and navigated to shortcut and found that there is target is PowerShell embedded Below is PowerShell script which will drop another PowerShell script from the URL. URL is http[:]// timebounder[.]ru and downloading PowerShell script… Read More Trojan malware – Microsoft Shortcut (LNK)

Microsoft Shortcut (LNK) trojan malware


I have downloaded this Microsoft shortcut malicious sample from Virustotal for analysis After downloading, I renamed as sample.lnk. (Microsoft shortcut extension .LNK) When I opened properties tab of this file, found below properties which clearly shows its now shortcut of any application but a PowerShell script which executed on opening. Target Type: Application Target: PowerShell… Read More Microsoft Shortcut (LNK) trojan malware