General

  • Target
    17033faffac3c967a6bd8ef494191a293a3782dbf730a040c4da52f66825d2b0.exe
  • Size 1.1MB
  • Sample261111-aqws8ad161
  • SHA256 17033faffac3c967a6bd8ef494191a293a3782dbf730a040c4da52f66825d2b0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • gcleaner

C2
  • 185.156.73.98

Extracted

Family
  • darkcore

C2
  • 88.210.11.6:43592

Attributes
  • ddr

    https://pastebin.com/0fYg8Qt0

Extracted

Family
  • darkvision

C2
  • 185.157.215.208

Targets

    • Target
      17033faffac3c967a6bd8ef494191a293a3782dbf730a040c4da52f66825d2b0.exe
    • Size 1.1MB
    • SHA256 17033faffac3c967a6bd8ef494191a293a3782dbf730a040c4da52f66825d2b0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect SalatStealer payload

    • Detects DarkCore RAT

    • Family: DarkCoreRAT

      DarkCore RAT is a modular remote access trojan sold as malware-as-a-service, written in C++.

    • Family: DarkVision Rat

      DarkVision Rat is a trojan written in C++.

    • Family: GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Family: salatstealer

      SalatStealer is a stealer that takes sceenshot written in Golang.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Deletes itself

    • Executes a file named after a Windows system binary

      The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    • Executes dropped EXE

    • Loads dropped DLL

    • Prevents Microsoft Defender from scanning certain paths by adding an exclusion.

      Uses the Powershell Add-MpPreference cmdlet to exclude paths from being scanned by Microsoft Defender.

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks