Overview

overview

10

Static

static

19032a2236...12.exe

windows7_x64

10

19032a2236...12.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    156s
  • max time network
    163s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    11/05/2022, 21:27

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General

  • Target
    19032a2236dab8cba5e224fee5d70212.exe
  • Size 1.1MB
  • Sample220511-1aqkdacfap
  • SHA256 d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e
  • MD5 SHA1 SHA512
Score
10/10
evasionpersistencesuricata

Malware Config

Signatures

  • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    suricata
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 10 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\19032a2236dab8cba5e224fee5d70212.exe
    "C:\Users\Admin\AppData\Local\Temp\19032a2236dab8cba5e224fee5d70212.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2016
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "svchost.exe" ENABLE
        3⤵
          PID:1332

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          svchost.exe
          • Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
          • Size 1.1MB
          • SHA256 d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          svchost.exe
          • Path \??\c:\users\admin\appdata\local\temp\svchost.exe
          • Size 1.1MB
          • SHA256 d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          svchost.exe
          • Path \Users\Admin\AppData\Local\Temp\svchost.exe
          • Size 1.1MB
          • SHA256 d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          memory/1432-54-0x0000000076C81000-0x0000000076C83000-memory.dmp
          Download

          memory/1432-55-0x0000000074E40000-0x00000000753EB000-memory.dmp
          Download

          memory/2016-61-0x0000000074890000-0x0000000074E3B000-memory.dmp
          Download