Analysis

  • max time kernel
    148s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 04:24

General

  • Target
    $R0/Uninstall ECLIPSE.exe
  • Size 487KB
  • Sample261030-e1d4dahs21
  • SHA256 88cca7d10d2a2c09de2c34ce0af41e9c6c7f1b404a0e5284cd1f744ecdc1527c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to get system information.

  • Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs

    Command interpreters often include specific commands/flags that ignore errors and other hangups.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall ECLIPSE.exe
    "C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall ECLIPSE.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4276
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$R0\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if (Get-Command Get-CimInstance -ErrorAction SilentlyContinue) { exit 0 } else { exit 1 }"
        3⤵
        • Hide Artifacts: Ignore Process Interrupts
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:988
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if ((Get-ExecutionPolicy -Scope Process) -eq 'Restricted') { exit 1 } else { exit 0 }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1236
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if ((Get-CimInstance -ClassName Win32_Process | ? {$_.Path -and $_.Path.StartsWith('C:\Users\Admin\AppData\Local\Temp\$R0', 'CurrentCultureIgnoreCase')}).Count -gt 0) { exit 0 } else { exit 1 }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2664

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 17KB
        • SHA256 faf991c2e743c345d706d5d30db2f1f820c800f86692b94fbe465ef56e341036
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 16KB
        • SHA256 887e789fd6eb2385b5ab5922574cab5fd4a0248ae74fe7410534ea6d1c1ba47c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_q4l1pcxk.vj0.psm1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_q4l1pcxk.vj0.psm1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        StdUtils.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsx4A00.tmp\StdUtils.dll
        • Size 100KB
        • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsx4A00.tmp\System.dll
        • Size 12KB
        • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WinShell.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsx4A00.tmp\WinShell.dll
        • Size 3KB
        • SHA256 9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6
        • MD5 SHA1 SHA512 TLSH

        nsExec.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsx4A00.tmp\nsExec.dll
        • Size 6KB
        • SHA256 5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Un_A.exe

        • Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
        • Size 487KB
        • SHA256 88cca7d10d2a2c09de2c34ce0af41e9c6c7f1b404a0e5284cd1f744ecdc1527c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/988-29-0x0000000072FA0000-0x000000007375C000-memory.dmp

        memory/988-34-0x0000000007CD0000-0x0000000007CFA000-memory.dmp

        memory/988-15-0x0000000006160000-0x00000000061C6000-memory.dmp

        memory/988-19-0x00000000062A0000-0x00000000065FB000-memory.dmp

        memory/988-20-0x0000000006730000-0x000000000674E000-memory.dmp

        memory/988-21-0x0000000006790000-0x00000000067DC000-memory.dmp

        memory/988-22-0x0000000072FA0000-0x000000007375C000-memory.dmp

        memory/988-23-0x0000000007710000-0x0000000007746000-memory.dmp

        memory/988-24-0x000000006F940000-0x000000006F98C000-memory.dmp

        memory/988-27-0x0000000006D40000-0x0000000006D60000-memory.dmp

        memory/988-14-0x0000000005FC0000-0x0000000005FE2000-memory.dmp

        memory/988-28-0x0000000007A10000-0x0000000007AB3000-memory.dmp

        memory/988-13-0x0000000072FA0000-0x000000007375C000-memory.dmp

        memory/988-32-0x0000000007AC0000-0x0000000007ADA000-memory.dmp

        memory/988-31-0x0000000008140000-0x00000000087BC000-memory.dmp

        memory/988-33-0x0000000007B30000-0x0000000007B3A000-memory.dmp

        memory/988-30-0x0000000072FA0000-0x000000007375C000-memory.dmp

        memory/988-16-0x00000000061D0000-0x0000000006236000-memory.dmp

        memory/988-35-0x0000000007D00000-0x0000000007D24000-memory.dmp

        memory/988-36-0x000000006FAC0000-0x000000006FE1B000-memory.dmp

        memory/988-38-0x0000000072FA0000-0x000000007375C000-memory.dmp

        memory/988-11-0x0000000072FA0000-0x000000007375C000-memory.dmp

        memory/988-9-0x0000000072FB2000-0x0000000072FB3000-memory.dmp

        memory/988-10-0x0000000005280000-0x00000000052B6000-memory.dmp

        memory/988-12-0x0000000005970000-0x0000000005FBA000-memory.dmp

        memory/1236-49-0x0000000007AA0000-0x0000000007AB1000-memory.dmp

        memory/1236-48-0x0000000007B40000-0x0000000007BD6000-memory.dmp

        memory/1236-45-0x000000006F940000-0x000000006F98C000-memory.dmp

        memory/2664-61-0x00000000061C0000-0x000000000651B000-memory.dmp

        memory/2664-63-0x0000000006810000-0x000000000685C000-memory.dmp

        memory/2664-64-0x000000006F920000-0x000000006F96C000-memory.dmp

        memory/2664-67-0x0000000007900000-0x00000000079A3000-memory.dmp

        memory/2664-68-0x000000006FAA0000-0x000000006FDFB000-memory.dmp