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Analysis

  • max time kernel
    188s
  • max time network
    213s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 09:50

General

  • Target

    14f2664efd80eac5191054e3130a1bb5.xlsm

  • Size

    297KB

  • MD5

    14f2664efd80eac5191054e3130a1bb5

  • SHA1

    d9f3107f817ca6aa8ea0e7581ec655316d235c73

  • SHA256

    39cf6e1fde46db830d2deb798bac464e106b02779b7ef3861620910b8c7f7983

  • SHA512

    4234d998633887ca717b260c4f95ba0190acebf8a58d0159d4f89444d1e68beec14afa2cb81068ff9d719c9a9683c01cf421dbc1da461eca55e21cce9860c640

  • SSDEEP

    6144:SvtZbAPPimNA/kjoitkg7dZB1Ka6/vC6gJTTqok4R783Hukay:GtZbAPDNAcM6dlKa6WfqKRQtay

Score
10/10

Malware Config

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 3 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\14f2664efd80eac5191054e3130a1bb5.xlsm
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2596
    • C:\Windows\SysWOW64\MSHTA.exe
      MSHTA C:\ProgramData\OQwOqvtD.sct
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Modifies system certificate store
      PID:2780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\OQwOqvtD.sct

    Filesize

    26KB

    MD5

    775af360a55898f0694324846f5a3e16

    SHA1

    ae447d163d74e307c098be0982fbf77f85592c08

    SHA256

    d4c1f0cb08998aa9bda2e56d5d64a14826651ee175fea4d210f14456045d8ec4

    SHA512

    b553de03703ccc00aea96a1c05a8370b685d5a09ad3d48418e281348f8b7d5e0506c5b7ea8faef1d36fa99a9896e643f26419608b89450fc6cb29fbfb3f639d9

  • C:\Users\Admin\AppData\Local\Temp\CabD6F0.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarE526.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2596-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2596-1-0x000000007222D000-0x0000000072238000-memory.dmp

    Filesize

    44KB

  • memory/2596-4-0x000000007222D000-0x0000000072238000-memory.dmp

    Filesize

    44KB

  • memory/2596-58-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2596-64-0x000000007222D000-0x0000000072238000-memory.dmp

    Filesize

    44KB