Analysis

  • max time kernel
    43s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    07/10/2023, 02:02

General

  • Target

    sample/sample.docx

  • Size

    10KB

  • MD5

    52945af1def85b171870b31fa4782e52

  • SHA1

    06727ffda60359236a8029e0b3e8a0fd11c23313

  • SHA256

    4a24048f81afbe9fb62e7a6a49adbd1faf41f266b5f9feecdceb567aec096784

  • SHA512

    58849f65d1ef86eacb905569919975d88094e075f6cd23efc4b481ad17af2c475a9834178f3ffcb4cd3ac984d21ed8dc1919141133c19fd647ca48a8d3e2b183

  • SSDEEP

    192:AEhM7fIUU09264wptGheab8h7Z/c+8poF1d3jvvtl59rGxjPQDasYBcG7h+:AqWfIz092hwLGAabkcfa7pr1lzyxjPQ9

Score
4/10

Malware Config

Signatures

  • 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 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\sample\sample.docx"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1944

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      3d88016b3098f9714deca13e2262410e

      SHA1

      794c0af88b764d17b0466c60017995b69f247873

      SHA256

      9ab0e102c76025600733ea3a1b8e6ab12e30af3215940da044f9355d875b224a

      SHA512

      f792973e0896b62892e91a01cab0cdedbd5857bcc6f4809b1c139aaa95d191867abdf5bbde6562007f131aa1e97463493ffe4648110d54dc0c88069a70417624

    • C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-CNRY.FSD

      Filesize

      128KB

      MD5

      7a8ed81b6970638809a911f16e1cdf46

      SHA1

      c1e70aaaf07923b0cc85e97cc85e8d0099459378

      SHA256

      741cd44c1e6b58c1c33ee900b013277b2a870b2e1c6c005067c2d62923c762da

      SHA512

      9fd4bb2dd52e9a3f1507984e8f5de85f93e15ef8f97f3977b1ca132388d2b74124cfd303091f8847870f9a14413c4a97f720944035a860678250e54a5541594b

    • C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-{AF2461B3-498A-43D3-A1AF-934DD6E41723}.FSD

      Filesize

      128KB

      MD5

      ea4b538c80c2a2504ae80650508c23d8

      SHA1

      563656abd3fd9f4c618b80e34f50c584b9c859b4

      SHA256

      394bb24d0388ce56a9599e0854e6aa7080c084f1bc50919eb60a0d9009086213

      SHA512

      2c528296a010ca8cbf1c40b286a3ab5e141b4bbb878e2617f46db58f5a128dcf4cef27bb32a5ac1e338a93972ca11cb56a059db6dacb3cb6a48035c736c0235f

    • C:\Users\Admin\AppData\Local\Temp\Cab6FD6.tmp

      Filesize

      61KB

      MD5

      f3441b8572aae8801c04f3060b550443

      SHA1

      4ef0a35436125d6821831ef36c28ffaf196cda15

      SHA256

      6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

      SHA512

      5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

    • C:\Users\Admin\AppData\Local\Temp\Tar70E2.tmp

      Filesize

      163KB

      MD5

      9441737383d21192400eca82fda910ec

      SHA1

      725e0d606a4fc9ba44aa8ffde65bed15e65367e4

      SHA256

      bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

      SHA512

      7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

    • C:\Users\Admin\AppData\Local\Temp\{9A5DAD34-F6B0-4AFD-AB86-56AC2D77F7EF}

      Filesize

      128KB

      MD5

      b2ac3eab7636ed7422cb5257845fb8af

      SHA1

      484b8c694d2a2e969b193f8f4d6c4d404bb8cab5

      SHA256

      3d64ac43eb7f0b56420a60d9981f89da7f393367d7ff81a4a9a29fb8a6af4a37

      SHA512

      ca17eda03a21015991909207cfbd7a2aeab65fd054de76f308eb3dd84f0977e8c72ea592eac68aa706c1a328be36edfd9c58480f692f226fc0b1096cdd9e4fb4

    • memory/2200-0-0x000000002F751000-0x000000002F752000-memory.dmp

      Filesize

      4KB

    • memory/2200-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2200-2-0x000000007142D000-0x0000000071438000-memory.dmp

      Filesize

      44KB

    • memory/2200-140-0x000000007142D000-0x0000000071438000-memory.dmp

      Filesize

      44KB