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Analysis

  • max time kernel
    61s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 12:34

General

  • Target

    1eb9eea740e4165eb9ae5dcee0d72862.exe

  • Size

    1.2MB

  • MD5

    1eb9eea740e4165eb9ae5dcee0d72862

  • SHA1

    28dae67732b6584ef476b4c2900c40680cedacf6

  • SHA256

    38f9dc7d43224d245fa5c1405fb3f624e2659f28655a59fc5737973b84cc282f

  • SHA512

    f06301398fdf04fc4a6dad837373ed421343570e87a1080c76545f62409ee5ac4efca60ec4585317a82f0def8f6a8d238985e9dbad37a336667f1d2b53b6cb6b

  • SSDEEP

    24576:SAQoDefT6HesrQrSDZhyZ+aan+mMfqZaRfAuYLNH9pRBFZIlPed9775:SAcGHC2ZUZ+umWea+NPpRB/Iped977

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 39 IoCs
  • Suspicious use of FindShellTrayWindow 11 IoCs
  • Suspicious use of SendNotifyMessage 11 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1eb9eea740e4165eb9ae5dcee0d72862.exe
    "C:\Users\Admin\AppData\Local\Temp\1eb9eea740e4165eb9ae5dcee0d72862.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4284
    • C:\Users\Admin\AppData\Local\Temp\Software\D3.exe
      "C:\Users\Admin\AppData\Local\Temp\Software\D3.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2060
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\audiadg.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\audiadg.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5068
        • C:\Users\Admin\AppData\Local\Temp\bcdprov.exe
          "C:\Users\Admin\AppData\Local\Temp\bcdprov.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4980
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
            5⤵
            • Suspicious use of SetWindowsHookEx
            PID:2728
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2112
    • C:\Users\Admin\AppData\Local\Temp\Software\sarkoth.exe
      "C:\Users\Admin\AppData\Local\Temp\Software\sarkoth.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:556
  • C:\Windows\SysWOW64\reg.exe
    REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
    1⤵
    • Modifies firewall policy service
    • Modifies registry key
    PID:4160
  • C:\Windows\SysWOW64\reg.exe
    REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    1⤵
    • Modifies firewall policy service
    • Modifies registry key
    PID:5084
  • C:\Windows\SysWOW64\reg.exe
    REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    1⤵
    • Modifies firewall policy service
    • Modifies registry key
    PID:1404
  • C:\Windows\SysWOW64\reg.exe
    REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe:*:Enabled:Windows Messanger" /f
    1⤵
    • Modifies firewall policy service
    • Modifies registry key
    PID:1312
  • C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe:*:Enabled:Windows Messanger" /f
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2360
  • C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4680
  • C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1280
  • C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Software\D3.exe

    Filesize

    340KB

    MD5

    486fdb3d60c7811dee22742cca9f93dc

    SHA1

    d59ae0af20b78abfd351482cb1c93f62f4cf469f

    SHA256

    eacf7057eff4e24be433c7437053d5dc34b1c32e9373d723281780cbd8144c68

    SHA512

    61f8eaf774678b82a494865f96c799ae1aa2ca00fd5e75b3cc28e4d802cc7343b02a7e44c8bd1d9c31f7b93441f2c5d4793eb4689458f3c81bcd5b2ae28b56f0

  • C:\Users\Admin\AppData\Local\Temp\Software\D3.exe

    Filesize

    92KB

    MD5

    8274897e7accfc20b281eda6072ec1dd

    SHA1

    ee1564c1553beca6340e155c13406dce2686af34

    SHA256

    40d5eb1f8f48efaa8d82488c695d90600f9416ea6e4f7e11e3258e901cc33cc9

    SHA512

    d18324fc852a5ed4f330440f2a3faa9c7caaf408dd070367c058cb6be1b5c55eb31c90b0b7f93d40d26b925bbc02deb089a6580ff6a11ad4d2106c8879b7f2cf

  • C:\Users\Admin\AppData\Local\Temp\Software\sarkoth.exe

    Filesize

    93KB

    MD5

    1c0ccc39fc9e09563d9e4810938a2f7c

    SHA1

    82785e28f1cc7149381cf0e67f9deaa3a677d495

    SHA256

    75f446fa2ca1eb9844186ad0133dce278589f7b903539ded5369918632994955

    SHA512

    8118f9008f78b32e49f84e2b7ac83b68b53b48f002814991a716b937a2d02c8283941adb9bd536b536a1fe922c1d6a7df73e8d997b1c65757ae089f085ab3a98

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\audiadg.exe

    Filesize

    11KB

    MD5

    9b3848f7bd575120a33fb480774b5b6b

    SHA1

    9a7ef7a9b4f946f4ddbe2fadb3c52f1fd6991045

    SHA256

    271f73350c0e95d765fe1ccbf4b1fae1f7b62b62a723472a65f562ceab22d791

    SHA512

    02a7364ff655f0a4345b7428f577396a8ec7347f2d8466f4d957b7dd3909baf6b7b403135450b3f142ea275452fbfb418f64f075fba11f808640479d726a73b3

  • memory/2060-34-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/2060-35-0x0000000000EC0000-0x0000000000ED0000-memory.dmp

    Filesize

    64KB

  • memory/2060-28-0x0000000000EC0000-0x0000000000ED0000-memory.dmp

    Filesize

    64KB

  • memory/2060-29-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/2060-27-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/2112-40-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2112-39-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2112-38-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2112-36-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/4284-2-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/4284-0-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/4284-26-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/4284-1-0x0000000001180000-0x0000000001190000-memory.dmp

    Filesize

    64KB

  • memory/4980-66-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/4980-67-0x0000000000F80000-0x0000000000F90000-memory.dmp

    Filesize

    64KB

  • memory/4980-62-0x0000000000F80000-0x0000000000F90000-memory.dmp

    Filesize

    64KB

  • memory/4980-63-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/4980-61-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/5068-57-0x0000000001550000-0x0000000001560000-memory.dmp

    Filesize

    64KB

  • memory/5068-65-0x0000000001550000-0x0000000001560000-memory.dmp

    Filesize

    64KB

  • memory/5068-64-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/5068-58-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB

  • memory/5068-56-0x0000000074DD0000-0x0000000075381000-memory.dmp

    Filesize

    5.7MB