Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/10/2026, 11:57

General

  • Target
    2026-09-30_7634d70aa736529e94187fde85a49f80_cryptbot_icedid_luca-stealer_njrat_stealc.exe
  • Size 37.0MB
  • Sample261001-n4mpcs1fpg
  • SHA256 5d84655ea6e30ea07b44704f48cf5320c62deabba05ba6f55b40dc1eb8687e17
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    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.

  • Executes dropped EXE 1 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Power Settings 1 TTPs 1 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

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

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies registry class 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Views/modifies file attributes 1 TTPs 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-30_7634d70aa736529e94187fde85a49f80_cryptbot_icedid_luca-stealer_njrat_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-30_7634d70aa736529e94187fde85a49f80_cryptbot_icedid_luca-stealer_njrat_stealc.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Security\unistall.vbs"
      2⤵
      • Executes a VBScript file via the Windows Script Host.
      • Suspicious use of WriteProcessMemory
      PID:3400
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /k unistall.bat
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2060
        • C:\Security\ntrights.exe
          ntrights -u Admin +r SeLockMemoryPrivilege
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4584
        • C:\Windows\system32\powercfg.exe
          powercfg.exe /setactive 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c
          4⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:3168
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "repair network services" /sc onstart /delay 0000:50 /RL HIGHEST /RU system /tr "C:\updat\downtrj.vbs" /NP /f
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5284
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "C:\Security,C:\Users\Admin\AppData\Roaming,C:\updat,C:\Netframework.4.7"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Enumerates connected drives
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4844
        • C:\Windows\system32\attrib.exe
          attrib +H system.bat
          4⤵
          • Views/modifies file attributes
          PID:5652
        • C:\Windows\system32\attrib.exe
          attrib +H system.vbs
          4⤵
          • Views/modifies file attributes
          PID:4488
        • C:\Windows\system32\icacls.exe
          icacls C:\Security\system.bat /deny *S-1-1-0:(DE,WA) *S-1-5-7:(DE,WA)
          4⤵
          • Modifies file permissions
          PID:5096
        • C:\Windows\system32\icacls.exe
          icacls C:\Security\system.bat /deny *S-1-1-0:(DE,DC,WA) *S-1-5-7:(DE,DC,WA)
          4⤵
          • Modifies file permissions
          PID:3028
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wmic path win32_useraccount where name='Admin' get sid /value | find /i "SID"
          4⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:5300
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic path win32_useraccount where name='Admin' get sid /value
            5⤵
            • Reads the TCP/IP host and domain name from the registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:5976
          • C:\Windows\system32\find.exe
            find /i "SID"
            5⤵
              PID:5884
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -Command "(gc C:\Security\system.xml) -replace '22', 'S-1-5-21-461973139-3212354679-1508698038-1000 ' | Out-File -encoding ASCII C:\Security\system.xml"
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Enumerates connected drives
            • Suspicious behavior: EnumeratesProcesses
            PID:4756
          • C:\Windows\system32\schtasks.exe
            SchTasks /Create /TN "audio system" /XML "C:\Security\system.xml"
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1080
          • C:\Windows\system32\tskill.exe
            tskill Monitor
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4876
          • C:\Windows\system32\tskill.exe
            tskill smBootTime
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4264
          • C:\Windows\system32\tskill.exe
            tskill Suo12_StartupManager
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:700
          • C:\Windows\system32\tskill.exe
            tskill RealTimeProtector
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4164
          • C:\Windows\system32\tskill.exe
            tskill Monitor
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2612
          • C:\Windows\system32\tskill.exe
            tskill smBootTime
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1092
          • C:\Windows\system32\tskill.exe
            tskill Suo12_StartupManager
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4544
          • C:\Windows\system32\tskill.exe
            tskill RealTimeProtector
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2916
          • C:\Windows\system32\PING.EXE
            ping -n 50 localhost
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:708
          • C:\Windows\system32\attrib.exe
            attrib +H C:\Netframework.4.7\audio.exe
            4⤵
            • Views/modifies file attributes
            PID:4620
          • C:\Windows\system32\attrib.exe
            attrib +H C:\Netframework.4.7
            4⤵
            • Views/modifies file attributes
            PID:1676
          • C:\Windows\system32\attrib.exe
            attrib +H C:\Security
            4⤵
            • Views/modifies file attributes
            PID:2280
          • C:\Windows\system32\cmd.exe
            cmd /c del "C:\Security\unistall.bat"
            4⤵
              PID:712
        • C:\Windows\System32\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Security\audio.vbs"
          2⤵
          • Creates a file in the Startup directory
          • Executes a VBScript file via the Windows Script Host.
          • Modifies registry class
          PID:2788
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\updat\downtrj.vbs"
        1⤵
        • Executes a VBScript file via the Windows Script Host.
        • Reads the TCP/IP host and domain name from the registry
        PID:5000
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Security\system.vbs"
        1⤵
        • Executes a VBScript file via the Windows Script Host.
        • Suspicious use of WriteProcessMemory
        PID:5916
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /k system.bat
          2⤵
          • Executes a command shell one-liner
          PID:4576

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            7za.dll

            • Path C:\Security\7za.dll
            • Size 263KB
            • SHA256 bd377ba96ff8d3cbaea98190c8a60f32dc9d64dd44eed9aade05d3a74d935701
            • MD5 SHA1 SHA512 SSDEEP TLSH

            7za.exe

            • Path C:\Security\7za.exe
            • Size 722KB
            • SHA256 ea308c76a2f927b160a143d94072b0dce232e04b751f0c6432a94e05164e716d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            7zxa.dll

            • Path C:\Security\7zxa.dll
            • Size 155KB
            • SHA256 d0680ac62e94f953df031533acd0acb718ad8494f938d84198c655507709e5df
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Audio system.bat

            • Path C:\Security\Audio system.bat
            • Size 757B
            • SHA256 016a66afda31fcf7adf1a4b83f66e514fd204b14294fe1d8f0d0094a90484da7
            • MD5 SHA1 SHA512 TLSH

            Audio system.vbs

            • Path C:\Security\Audio system.vbs
            • Size 144B
            • SHA256 77db2c4dacd8c4c488187a3c875b14c2ac08e2face54cba96d9b55ae5ff84949
            • MD5 SHA1 SHA512 TLSH

            WinIo64.sys

            • Path C:\Security\WinIo64.sys
            • Size 15KB
            • SHA256 7fa19d4b2b160ca3f2decde3d7c7d867527c96f3511a9dbecc898cfc14614638
            • MD5 SHA1 SHA512 SSDEEP TLSH

            WinRing0x64.sys

            • Path C:\Security\WinRing0x64.sys
            • Size 14KB
            • SHA256 11bd2c9f9e2397c9a16e0990e4ed2cf0679498fe0fd418a3dfdac60b5c160ee5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            audio.vbs

            • Path C:\Security\audio.vbs
            • Size 1KB
            • SHA256 701e815a8a6f2c45e773ecfddbfb74570e6c55a3a6b8945a69206bf6cfd33d5b
            • MD5 SHA1 SHA512 TLSH

            downtrj.bat

            • Path C:\Security\downtrj.bat
            • Size 129B
            • SHA256 9a0b954917610e19011081a0da7c85f959067bd58051888db9189290fa05864a
            • MD5 SHA1 SHA512 TLSH

            downtrj.vbs

            • Path C:\Security\downtrj.vbs
            • Size 1KB
            • SHA256 2bbb9daba9bd31596e3c935f9382d54912f75b5510096962ffe942bfe8b7aa77
            • MD5 SHA1 SHA512 TLSH

            gtservices.exe

            • Path C:\Security\gtservices.exe
            • Size 36.1MB
            • SHA256 d945860b6e61d37baa3acfb8e329a8af957cb694f3680f4ae16afc85d00e9790
            • MD5 SHA1 SHA512 SSDEEP TLSH

            mouse.bat

            • Path C:\Security\mouse.bat
            • Size 15KB
            • SHA256 e7def58a604a5941fec7006b4b926e761ec2dd06d04386a17a6814193b5db3d4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ntrights.exe

            • Path C:\Security\ntrights.exe
            • Size 31KB
            • SHA256 f46baa1b6227226518e42263e9b4808f81c27d060207df160f9ac64deae4f4f5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            system.bat

            • Path C:\Security\system.bat
            • Size 972B
            • SHA256 34ba5f9a6c0a15e3a20686869f79d5398bbcd8dcf5cd6dfe584578b37471bafe
            • MD5 SHA1 SHA512 TLSH

            system.vbs

            • Path C:\Security\system.vbs
            • Size 75B
            • SHA256 f1693021ac9058a21c7c2836f38aa4c3e35c34cacb61ecbe6844ea46d3222a08
            • MD5 SHA1 SHA512 TLSH

            system.xml

            • Path C:\Security\system.xml
            • Size 1KB
            • SHA256 d090327d48e5d2d9e7ea2a1ae241c8df68a0e356769abcf019056c394783cfdd
            • MD5 SHA1 SHA512 TLSH

            system.xml

            • Path C:\Security\system.xml
            • Size 1KB
            • SHA256 7517b69e90aab540e9536d279f6b3eba104b65c9edc8d4fb011d4376ec96b5e4
            • MD5 SHA1 SHA512 TLSH

            unistall.bat

            • Path C:\Security\unistall.bat
            • Size 2KB
            • SHA256 b493e5c4630261ff199bdf4848648e6a8d45b22a6afa10034d74a603e95d22d6
            • MD5 SHA1 SHA512 TLSH

            unistall.vbs

            • Path C:\Security\unistall.vbs
            • Size 79B
            • SHA256 ffd8e49aebf15ac2ead62900000d22e7f4289d9a665204553aec17ec1b14fbe0
            • MD5 SHA1 SHA512 TLSH

            wget.vbs

            • Path C:\Security\wget.vbs
            • Size 2KB
            • SHA256 abd498d8a265116de034a8cbc7c2fc40a312dfe5b2c4161bd46cbaa93d187ed2
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 e56f4a38e0c60f0196c589e1952198368a10927e65ff24d1476ffafc489657f4
            • MD5 SHA1 SHA512 TLSH

            __PSScriptPolicyTest_f3z1vqx2.qbc.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f3z1vqx2.qbc.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            memory/4844-74-0x000001E4D1230000-0x000001E4D123A000-memory.dmp

            memory/4844-73-0x000001E4D1450000-0x000001E4D1502000-memory.dmp

            memory/4844-72-0x000001E4D1210000-0x000001E4D122E000-memory.dmp

            memory/4844-67-0x000001E4D1160000-0x000001E4D1182000-memory.dmp