Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    19/01/2025, 12:21

General

  • Target

    fa3508747cd2489a40efa27485f1e85d728c8d01e8d2e3349e325adb1cefa01fN.exe

  • Size

    1.8MB

  • MD5

    a3ad2b121987342a92275b4ed4fccf10

  • SHA1

    965219ef6bac815e09842f960aeb2650dbe3e201

  • SHA256

    fa3508747cd2489a40efa27485f1e85d728c8d01e8d2e3349e325adb1cefa01f

  • SHA512

    2ebf1f1840d92860e97332309c4c14ec1bed97e67c0a8671aecf85fe9f818d23bb7070a9d79a0497b8f6e4e5c3eba9e8142c639c354480e7859e6b072928beb3

  • SSDEEP

    1536:/CqbkY/kqpzkRx8H2iBrWP+zlwrNC8p2471hRScvf15KaqsmdxVus:5rQA/FIx19v9tq/dz

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 14 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • UAC bypass 3 TTPs 4 IoCs
  • Windows security bypass 2 TTPs 4 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Disables taskbar notifications via registry modification
  • Drops file in Drivers directory 1 IoCs
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 64 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 15 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Indicator Removal: Clear Persistence 1 TTPs 42 IoCs

    remove IFEO.

  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 17 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Control Panel 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 15 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • System policy modification 1 TTPs 6 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\fa3508747cd2489a40efa27485f1e85d728c8d01e8d2e3349e325adb1cefa01fN.exe
        "C:\Users\Admin\AppData\Local\Temp\fa3508747cd2489a40efa27485f1e85d728c8d01e8d2e3349e325adb1cefa01fN.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1740
        • C:\Users\Admin\AppData\Local\Temp\fa3508747cd2489a40efa27485f1e85d728c8d01e8d2e3349e325adb1cefa01fN.exe
          "C:\Users\Admin\AppData\Local\Temp\fa3508747cd2489a40efa27485f1e85d728c8d01e8d2e3349e325adb1cefa01fN.exe"
          3⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2364
          • C:\Users\Admin\1009F805341EAB54\3302FF.exe
            "C:\Users\Admin\1009F805341EAB54\3302FF.exe" 47779ED3
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2128
            • C:\Users\Admin\1009F805341EAB54\3302FF.exe
              "C:\Users\Admin\1009F805341EAB54\3302FF.exe"
              5⤵
              • Modifies firewall policy service
              • Modifies security service
              • Modifies visibility of file extensions in Explorer
              • Modifies visiblity of hidden/system files in Explorer
              • UAC bypass
              • Windows security bypass
              • Disables RegEdit via registry modification
              • Drops file in Drivers directory
              • Event Triggered Execution: Image File Execution Options Injection
              • Drops startup file
              • Executes dropped EXE
              • Windows security modification
              • Adds Run key to start application
              • Checks whether UAC is enabled
              • Indicator Removal: Clear Persistence
              • System Location Discovery: System Language Discovery
              • Modifies Control Panel
              • Modifies Internet Explorer settings
              • Modifies Internet Explorer start page
              • Modifies registry class
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:2932
    • C:\Windows\system32\wbem\unsecapp.exe
      C:\Windows\system32\wbem\unsecapp.exe -Embedding
      1⤵
        PID:2880
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x5a4
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2288

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\1009F805341EAB54\3302FF.exe

              Filesize

              1.8MB

              MD5

              a3ad2b121987342a92275b4ed4fccf10

              SHA1

              965219ef6bac815e09842f960aeb2650dbe3e201

              SHA256

              fa3508747cd2489a40efa27485f1e85d728c8d01e8d2e3349e325adb1cefa01f

              SHA512

              2ebf1f1840d92860e97332309c4c14ec1bed97e67c0a8671aecf85fe9f818d23bb7070a9d79a0497b8f6e4e5c3eba9e8142c639c354480e7859e6b072928beb3

            • memory/2364-12-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2364-10-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2364-6-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2364-15-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2364-13-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2364-4-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2364-2-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2364-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

              Filesize

              4KB

            • memory/2364-29-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-53-0x0000000003DE0000-0x0000000004E42000-memory.dmp

              Filesize

              16.4MB

            • memory/2932-659-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-1913-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-1935-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-1940-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-1961-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-1989-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-2017-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-2031-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-2065-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/2932-2084-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB