Analysis

  • max time kernel
    139s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 02:38

General

  • Target

    77ee236f62e4013d00327f9378e344dba7cd33e9668b481b2e30f01d6d9e9b08.doc

  • Size

    32KB

  • MD5

    61ffbd95ac7e829ba6449c8a1743adcf

  • SHA1

    f2a0487f5cabc11e5be15d1538e01538f2f963c0

  • SHA256

    77ee236f62e4013d00327f9378e344dba7cd33e9668b481b2e30f01d6d9e9b08

  • SHA512

    0fab2aca34edba8c28c1302b7323e19aea44c3f9c5f9a65a5f058e25d92e8c44acd89f212511d55513c8a7e683c1bfa02ce7804db3d1d4b6539c472b69b9fe42

  • SSDEEP

    192:lQweZxyNPVRpAxgJbsQZeaxS6V7U60zsSf1lzMv7vMj29QvJtDg+zX7:QAYiJb/eeilf1lz0jMjOQvJtM+3

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 5 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: RenamesItself 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\77ee236f62e4013d00327f9378e344dba7cd33e9668b481b2e30f01d6d9e9b08.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:680

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/680-60-0x0000000000000000-mapping.dmp
    • memory/680-61-0x000007FEFC2E1000-0x000007FEFC2E3000-memory.dmp
      Filesize

      8KB

    • memory/1228-54-0x0000000072DD1000-0x0000000072DD4000-memory.dmp
      Filesize

      12KB

    • memory/1228-55-0x0000000070851000-0x0000000070853000-memory.dmp
      Filesize

      8KB

    • memory/1228-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1228-57-0x0000000075C41000-0x0000000075C43000-memory.dmp
      Filesize

      8KB

    • memory/1228-58-0x000000007183D000-0x0000000071848000-memory.dmp
      Filesize

      44KB

    • memory/1228-59-0x000000007183D000-0x0000000071848000-memory.dmp
      Filesize

      44KB

    • memory/1228-62-0x000000007183D000-0x0000000071848000-memory.dmp
      Filesize

      44KB