Analysis

  • max time kernel
    119s
  • max time network
    112s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-08-2024 19:22

General

  • Target

    34abf54d4c9c2335540c00be1e4280d0N.exe

  • Size

    1.8MB

  • MD5

    34abf54d4c9c2335540c00be1e4280d0

  • SHA1

    3b1fd40dfa786113d5d2d488ce61f7e513ce2e6e

  • SHA256

    836b475f525655f62322e468989c7e61c2873a389231bee92ea8942a8a285891

  • SHA512

    17800896149c82d7cedd322cc94eb29d7d169eef5a31905404600645f9cd8563522bf3ed4971067e2afea0eaa3ab3f5a0fbfe934c3419adb0bfa4c715e1cbf67

  • SSDEEP

    49152:bVA4fBDGeLp63a3/cKgzR/iJdIwQZFJD68dGYWPbmnq0G2SImeGf0g+gS6ZI8u49:bVA4fBDGeLp6K3/cKgzR/iJdIwQZFJDw

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • UPX packed file 14 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34abf54d4c9c2335540c00be1e4280d0N.exe
    "C:\Users\Admin\AppData\Local\Temp\34abf54d4c9c2335540c00be1e4280d0N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3392
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\poreX.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2328
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Updater 3" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1624
    • C:\Users\Admin\AppData\Roaming\Firefox.exe
      "C:\Users\Admin\AppData\Roaming\Firefox.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Users\Admin\AppData\Roaming\Firefox.exe
        C:\Users\Admin\AppData\Roaming\Firefox.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4888
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4584
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4832
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3208
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4616
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2672
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4392
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2864
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3892
      • C:\Users\Admin\AppData\Roaming\Firefox.exe
        C:\Users\Admin\AppData\Roaming\Firefox.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\poreX.txt

    Filesize

    143B

    MD5

    962bc493b87f298696ad6e3eed7c7937

    SHA1

    985cc0c7e37e2465c4349abd528e120663ebd205

    SHA256

    c167e2faa5307ac291ff833b8a1f5f802eaa028d1aba8d1ad342ca84c07bdb01

    SHA512

    9dd2b755a404b74206b713ab17d2ddedacc48910e942dab71cf7e98d8d25322c24e32648f0881136e5425134aaccfbfd9bdc52ceb4519bd07e97c5564116f173

  • C:\Users\Admin\AppData\Roaming\Firefox.txt

    Filesize

    1.8MB

    MD5

    908e75bfe9bb71976e9cfd6256ac4d81

    SHA1

    ced9f2a42620eaa76b4926f1b4e15d9f78030814

    SHA256

    76b885395b51cdc2382849a3edaee41632c4f1947a2700417b77c7f4802265fc

    SHA512

    ed2ed8c0eab990ec3989f6d7426a109acdf86a1e2d2269589641dcdc6b3950292e0c73317999f3cabce5168b516cacd948251de9a2f23d9ee63820d087ef9bf4

  • memory/1524-43-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1524-51-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1524-47-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1524-40-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3392-0-0x0000000000400000-0x00000000005D1000-memory.dmp

    Filesize

    1.8MB

  • memory/4888-36-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-34-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-50-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-31-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-52-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-54-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-57-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-59-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-61-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4888-75-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB