Analysis

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

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 06:39

General

  • Target

    506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe

  • Size

    293KB

  • MD5

    b07fd2093ef9cbf9b591c711e71ec680

  • SHA1

    641dcecb17c7a9c9a18efff759257ae95ff174fb

  • SHA256

    506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9

  • SHA512

    6d531a74987a06ebbe1f543e789d654cc48443c5347636ccfb69fba1084e3e48638e0b7aa1742f078a3c37a04cc58736bf17a306ac5b9e80f6be9c3036580e22

  • SSDEEP

    6144:g750HizPy7n+g47wSAr2QxMcnpjRBM8Aat6E5PB0beIwa2pX8EIHBZrfxoS4iJM:Diz+n87tArhxVjVAA6aPBwSXrk7rJoS+

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 18 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\506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe
    "C:\Users\Admin\AppData\Local\Temp\506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2564
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\QyqZT.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4180
      • 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:4064
    • 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:1228
      • 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:2380
        • 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:3036
          • 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:4440
        • 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:3168
          • 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:1600
        • 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:5068
          • 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:2448
        • 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:672
          • 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:628
      • 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:4036
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4304,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=3880 /prefetch:8
    1⤵
      PID:4604

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      143B

      MD5

      962bc493b87f298696ad6e3eed7c7937

      SHA1

      985cc0c7e37e2465c4349abd528e120663ebd205

      SHA256

      c167e2faa5307ac291ff833b8a1f5f802eaa028d1aba8d1ad342ca84c07bdb01

      SHA512

      9dd2b755a404b74206b713ab17d2ddedacc48910e942dab71cf7e98d8d25322c24e32648f0881136e5425134aaccfbfd9bdc52ceb4519bd07e97c5564116f173

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

      Filesize

      293KB

      MD5

      5b52055550cd61ae8cdbdc80c433a516

      SHA1

      1e492958b67a276927cc884cadd83729bdcb0a68

      SHA256

      e92ee4112e03edd0904acfda6d5169b6ef80be623544cb52fba55d9822ac9381

      SHA512

      c582b6b0f61fb30a315b3e67318a97c111c391dccff0e21683256b0b0e75eac09d8666fca3cb9b957246a953801c32de4d21239a006617f57c0d1977df11ab26

    • memory/1228-51-0x0000000000400000-0x00000000005DA000-memory.dmp

      Filesize

      1.9MB

    • memory/2380-65-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-35-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-37-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-32-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-68-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-61-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-54-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-63-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-56-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2380-58-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2564-0-0x0000000000400000-0x00000000005DA000-memory.dmp

      Filesize

      1.9MB

    • memory/2564-29-0x0000000000400000-0x00000000005DA000-memory.dmp

      Filesize

      1.9MB

    • memory/4036-45-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4036-55-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4036-40-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4036-47-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB