Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 07:38

General

  • Target

    5d0c4ea949c90b0dd61c72ed3427e575.exe

  • Size

    87KB

  • MD5

    5d0c4ea949c90b0dd61c72ed3427e575

  • SHA1

    427a07f2880a51d2bb8a14cd08d65eb07f4aa2b7

  • SHA256

    32f121209c3f167c868bcb5fa04c91acd268107548c4e5d8f176a46f359bf904

  • SHA512

    568aeca78bea06694926319c3712c0e5d03cf67ee6a776d9a5a6b1e3ced1de816bc24d0d8c8eb844b69033c01d611d6c66c73b5451d954da22d95c5217cee74d

  • SSDEEP

    1536:Wn7dRdW0rdJI7FmDk9PBiZ1xB0DCiSI2eHDNShhGdgnCKNflaWs:CtW0pJI7FmDk9ZivxM2QU3GqCKdlaR

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 use of SetWindowsHookEx 18 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d0c4ea949c90b0dd61c72ed3427e575.exe
    "C:\Users\Admin\AppData\Local\Temp\5d0c4ea949c90b0dd61c72ed3427e575.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1044
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Documents\5d0c4ea949c90b0dd61c72ed3427e575.doc"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2384
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2936

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      b2f6655d47910294adbe187e00fad959

      SHA1

      a35e61c3a1ebe790eb35271f6b1146f4a84520d3

      SHA256

      a756ce5400fee9d6c4134ee6d4eaab760b253f7cf22e53a93a7099641d077397

      SHA512

      07ef4500bc754c1b80fdaf7bed2cff7d54d127bd61416ba95cdac32dd6f2c5f051dc2b1a019e31c3beb6259d347b44cdd99c1fb51cbae15fdf73502ff99adbda

    • C:\Users\Admin\Documents\5d0c4ea949c90b0dd61c72ed3427e575.doc

      Filesize

      35KB

      MD5

      321066c4fdb5195c593bcac0a3f33a38

      SHA1

      c9d6c167e69d3b0a2e2c38abdee9be44b67fe397

      SHA256

      6dcbc3b3410de131c6abb45c604f4a2e2abcc4274bb2c1f2f94aff3ea6fcc1ed

      SHA512

      0d4bbf1a514a195ea91cf2d93949b287434c82d45f15ab402fc623982294f851f103c95b584dc7555a700c4966216935f8bd88bcab311e55d43249e13089735a

    • C:\Windows\aaa.exe

      Filesize

      87KB

      MD5

      5d0c4ea949c90b0dd61c72ed3427e575

      SHA1

      427a07f2880a51d2bb8a14cd08d65eb07f4aa2b7

      SHA256

      32f121209c3f167c868bcb5fa04c91acd268107548c4e5d8f176a46f359bf904

      SHA512

      568aeca78bea06694926319c3712c0e5d03cf67ee6a776d9a5a6b1e3ced1de816bc24d0d8c8eb844b69033c01d611d6c66c73b5451d954da22d95c5217cee74d

    • memory/2384-10-0x000000002FC91000-0x000000002FC92000-memory.dmp

      Filesize

      4KB

    • memory/2384-11-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2384-12-0x00000000713CD000-0x00000000713D8000-memory.dmp

      Filesize

      44KB

    • memory/2384-16-0x00000000713CD000-0x00000000713D8000-memory.dmp

      Filesize

      44KB

    • memory/2384-38-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2384-39-0x00000000713CD000-0x00000000713D8000-memory.dmp

      Filesize

      44KB