Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    05-07-2024 23:25

General

  • Target

    7e31c9ae4cd06fe69fb0673b0487b2832883a8ff5e4344c40f92fa2bdf4da4f0.exe

  • Size

    467KB

  • MD5

    cc93a3358bb6f22c7fe079ff7929fb68

  • SHA1

    aa406c38384c33ed88eabc8d23d00b11607de408

  • SHA256

    7e31c9ae4cd06fe69fb0673b0487b2832883a8ff5e4344c40f92fa2bdf4da4f0

  • SHA512

    1ac16dd681dfaa889cbbba70153ed8f7acfd20b45e8f3a5b82687d19928e8aa8f77b1b3bb71e053511e65598dada5016e360a8105a40326ccfe2f673864cebc7

  • SSDEEP

    12288:pWBm+95nHfF2mgewFX5HEB/qaz2giyyDHaet7:pWBz95ndbgfX5kB/LhyWeB

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in Windows directory 1 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7e31c9ae4cd06fe69fb0673b0487b2832883a8ff5e4344c40f92fa2bdf4da4f0.exe
    "C:\Users\Admin\AppData\Local\Temp\7e31c9ae4cd06fe69fb0673b0487b2832883a8ff5e4344c40f92fa2bdf4da4f0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\A1E.tmp
      "C:\Users\Admin\AppData\Local\Temp\A1E.tmp" --pingC:\Users\Admin\AppData\Local\Temp\7e31c9ae4cd06fe69fb0673b0487b2832883a8ff5e4344c40f92fa2bdf4da4f0.exe BD63A4AFDD57AF3F0D7C2E25E4D85D3B590CA4658199C868233F60DAE0BB1132D3505FDC1096BD34E32818CE5E4E2F2D9CD8A3112B304FD18C8BF287D53777A1
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1904
      • 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\7e31c9ae4cd06fe69fb0673b0487b2832883a8ff5e4344c40f92fa2bdf4da4f0.doc"
        3⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2748
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\7e31c9ae4cd06fe69fb0673b0487b2832883a8ff5e4344c40f92fa2bdf4da4f0.doc

      Filesize

      35KB

      MD5

      59975947e6db92e743655ebdf2e3c495

      SHA1

      5e967d85a4df28f9fed485156919a14fb411d18d

      SHA256

      83c9df8884ffd5b51bdbdb9314d587477ecf50c3144c6c230ded3a3041f24e05

      SHA512

      1cdc533bcc9bf50c69dd3a516c4fff8f24cf2ba9ecf1df885c12d4f459727b63c2d7f1a388ac0a4ac2fe59fe1bd5f5cb623001c736df33490fb245e06d7af692

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

      Filesize

      20KB

      MD5

      83345e127e8da1862de50312bde2fd29

      SHA1

      36ad3bc949903ff6b257a8bd6ef4306b4b5326dc

      SHA256

      eab3dce3cbe7fc0ff10d8181caced54e0a5d52f94f8b64d7fceb40cfaf483539

      SHA512

      053861ba28af8b7960a4995004990b3e727db5d814aceaff3b24b92a60b5b2e6993e046f7c3593879d634aee37934506fcf6e5b8d11505f1a0f3e388c9c24317

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\A1E.tmp

      Filesize

      467KB

      MD5

      803756f0c00b97ba9d876c2e75f1755e

      SHA1

      785fed1cf7ddf18460ea7a3d0d2271368ac25473

      SHA256

      74dc3c4f90c5a84ba2f1c36bcc1d504aaeb33ea1ba18d647e98e217d438400a9

      SHA512

      7ce77193c6dab9660473bc4a1226011b1451d71d1abf08bbff4124841c053f84b272b0ac4add79a6fd0c8d143d6d1f7174c19894b2086c6fd4f4ac9dd16d2886

    • memory/1904-12-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/2364-8-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/2364-0-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/2364-4-0x0000000000480000-0x00000000004FE000-memory.dmp

      Filesize

      504KB

    • memory/2748-14-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2748-15-0x000000007196D000-0x0000000071978000-memory.dmp

      Filesize

      44KB

    • memory/2748-13-0x000000002FE31000-0x000000002FE32000-memory.dmp

      Filesize

      4KB

    • memory/2748-34-0x000000007196D000-0x0000000071978000-memory.dmp

      Filesize

      44KB

    • memory/2748-49-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB