Resubmissions

14-03-2023 10:34

230314-mmgaksgh5z 8

14-03-2023 10:29

230314-mh7xqsgh4w 8

14-03-2023 10:24

230314-mfw3fsgh2z 10

Analysis

  • max time kernel
    103s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    14-03-2023 10:34

General

  • Target

    14032023.doc

  • Size

    514.4MB

  • MD5

    de985fab7d0e11eff3ae0a1044868092

  • SHA1

    3fce21270bc18ac725fc843e60dcd356c2ddc542

  • SHA256

    1c50a2316e7d9a3710d705c7f6b26b87a6e1b16175925c66591c476d8482eaea

  • SHA512

    cd9dbac7913ba63482700a338c76ca769354e070ae3654fba42080aaf8d12459450acb3fbe05cfadaadb83943945019218fe79c95fddd77587352d01d9499076

  • SSDEEP

    6144:5yk1RgZZXbN63GW1Z7krKSUzMNYJJdKkOl950uH54Lg4Ne9C:5/MXJ6WW1Z7ktUgNYJJdKkOHC4D409

Score
4/10

Malware Config

Signatures

  • 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
  • Script User-Agent 7 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: AddClipboardFormatListener 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\14032023.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:1724
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:664

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
      Filesize

      20KB

      MD5

      cedc3df6b67091acdc11a11cb42ae665

      SHA1

      df43aa6db4b8e95692563d7610cc41a001b020ec

      SHA256

      cc527cbe077b6d0dd416116bd59351fcc4e9c4afd6ac5be03ebbd9c2001498ba

      SHA512

      c56366daa97691c5469c32a0690674502fde7f727de42ef897fb4436e8f66c6f9ff30537e216b11adf084a694f10828175651482a3be6e800935d67e0adb367c

    • memory/1724-100-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-115-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-83-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-80-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-85-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-86-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-98-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-88-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-84-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-89-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-90-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-92-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-91-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-93-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-96-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-95-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-94-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-99-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-87-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-82-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-97-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-101-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-102-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-103-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-104-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-105-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-106-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-107-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-108-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-109-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-110-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-111-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-112-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-113-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1724-114-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-116-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-139-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-147-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB

    • memory/1724-81-0x0000000000680000-0x0000000000780000-memory.dmp
      Filesize

      1024KB