Analysis

  • max time kernel
    119s
  • max time network
    112s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 16:44

General

  • Target

    98ddddb682269bfc21be18eb4fe0fb3251fe282e050ea9b598b66d20c32c1c45N.exe

  • Size

    293KB

  • MD5

    f4ba013db8f239ada3030a709295d370

  • SHA1

    365f4d2e5b1bed7cb215bad5231247bf2fe968d7

  • SHA256

    98ddddb682269bfc21be18eb4fe0fb3251fe282e050ea9b598b66d20c32c1c45

  • SHA512

    3b795de69d5ebe5ada56bbb3e66f10aa0a43655a4eca4a82f1ee089a543d6b03120d5b8c56c0a3636e4e84761dde901c0f91081f17b906816829553f20de151e

  • SSDEEP

    6144:g750HizPy7n+g47wSAr2QxMcnpjRBM8Aat6E5PB0beIwa2pX8EIHBZrfxoS4iJo:Diz+n87tArhxVjVAA6aPBwSXrk7rJoSi

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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 18 IoCs

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

  • 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\98ddddb682269bfc21be18eb4fe0fb3251fe282e050ea9b598b66d20c32c1c45N.exe
    "C:\Users\Admin\AppData\Local\Temp\98ddddb682269bfc21be18eb4fe0fb3251fe282e050ea9b598b66d20c32c1c45N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4324
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MHGBA.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3952
      • 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:1612
    • 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:184
      • 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:1128
        • 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:2124
          • 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:3164
        • 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:1140
          • 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:3068
        • 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:1264
          • 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:4404
        • 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:4608
          • 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:4640
      • 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:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    143B

    MD5

    962bc493b87f298696ad6e3eed7c7937

    SHA1

    985cc0c7e37e2465c4349abd528e120663ebd205

    SHA256

    c167e2faa5307ac291ff833b8a1f5f802eaa028d1aba8d1ad342ca84c07bdb01

    SHA512

    9dd2b755a404b74206b713ab17d2ddedacc48910e942dab71cf7e98d8d25322c24e32648f0881136e5425134aaccfbfd9bdc52ceb4519bd07e97c5564116f173

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

    Filesize

    293KB

    MD5

    754cf5762a9a5363a9fb740d8988f692

    SHA1

    30076279d09188a565beac9bdcb901ad48bca917

    SHA256

    7c0e443ee2dbd5e63dcda7d9c749fff4be6bea82e114d7c5510aad2d2b234e88

    SHA512

    43b381f73f1cccfa8281cd2a9ac566ee4a21b816cd412c9050a1a150befcf569884effba11b58b5d50530587ecce0e7229b2977845fc8ea610847f9cd0bb74a5

  • memory/184-49-0x0000000000400000-0x00000000005DA000-memory.dmp

    Filesize

    1.9MB

  • memory/184-28-0x0000000000400000-0x00000000005DA000-memory.dmp

    Filesize

    1.9MB

  • memory/1128-36-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-33-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-56-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-38-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-63-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-61-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-79-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-58-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1128-54-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2140-44-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2140-55-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2140-40-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2140-47-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4324-0-0x0000000000400000-0x00000000005DA000-memory.dmp

    Filesize

    1.9MB

  • memory/4324-30-0x0000000000400000-0x00000000005DA000-memory.dmp

    Filesize

    1.9MB