Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-06-2024 03:08

General

  • Target

    024bdc0634cceea3c2948d670ba8a810_JaffaCakes118.exe

  • Size

    169KB

  • MD5

    024bdc0634cceea3c2948d670ba8a810

  • SHA1

    41e722c4761aeb1ecabe11e0744e62cf952bf4f9

  • SHA256

    7744b0c53443a95e9246f27b46c3fc4a8dbe40a40246e5885ab46bbb19b0017e

  • SHA512

    cf2d1c125eb46af0600c1d0573d2150d4c608fdd7ca44f84679974e9498c449fbfb3dcfec62c2209e17a20159292dda7efd31658d94841b36341063c534bcbad

  • SSDEEP

    3072:6oy8j7VnNdrPHaSekwi+mWB1V0out2+5cU53oGu8KM11KPzHpO7Jv:q8jZ7rvaU3+mWB8oS2g54YKyECJv

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • UAC bypass 3 TTPs 2 IoCs
  • ModiLoader Second Stage 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 10 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • System policy modification 1 TTPs 2 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3068
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:1120
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3188
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Users\Admin\AppData\Local\Temp\024bdc0634cceea3c2948d670ba8a810_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\024bdc0634cceea3c2948d670ba8a810_JaffaCakes118.exe"
                    2⤵
                    • UAC bypass
                    • Checks computer location settings
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1488
                    • C:\Windows\mstwain32.exe
                      "C:\Windows\mstwain32.exe"
                      3⤵
                      • UAC bypass
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Adds Run key to start application
                      • Checks whether UAC is enabled
                      • Drops file in Windows directory
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of SetWindowsHookEx
                      • System policy modification
                      PID:1508
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3624
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3812
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3904
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3968
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4056
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4128
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2636
                              • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                                "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                                1⤵
                                  PID:4564
                                • C:\Windows\system32\vssvc.exe
                                  C:\Windows\system32\vssvc.exe
                                  1⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1252

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Windows\cmsetac.dll

                                  Filesize

                                  33KB

                                  MD5

                                  a9476231cf6b263fd96042c1be1dbfc0

                                  SHA1

                                  62d758cf2c6822689d06adebe423eb20a174a093

                                  SHA256

                                  634376576566d9cd5da28ef9a6c0989e94611522186525dca3467abeae1657bd

                                  SHA512

                                  c6eec23ebec8f140ad35a2f106bc57b0be978d5697607cbe1ab2aa9cec6f6bdc8ebeb99a863b96838d383d29f27ab4a3926f116f8f25cc2327534eab61f8304e

                                • C:\Windows\mstwain32.exe

                                  Filesize

                                  169KB

                                  MD5

                                  024bdc0634cceea3c2948d670ba8a810

                                  SHA1

                                  41e722c4761aeb1ecabe11e0744e62cf952bf4f9

                                  SHA256

                                  7744b0c53443a95e9246f27b46c3fc4a8dbe40a40246e5885ab46bbb19b0017e

                                  SHA512

                                  cf2d1c125eb46af0600c1d0573d2150d4c608fdd7ca44f84679974e9498c449fbfb3dcfec62c2209e17a20159292dda7efd31658d94841b36341063c534bcbad

                                • C:\Windows\ntdtcstp.dll

                                  Filesize

                                  7KB

                                  MD5

                                  67587e25a971a141628d7f07bd40ffa0

                                  SHA1

                                  76fcd014539a3bb247cc0b761225f68bd6055f6b

                                  SHA256

                                  e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

                                  SHA512

                                  6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

                                • memory/1488-41-0x0000000000400000-0x0000000000460000-memory.dmp

                                  Filesize

                                  384KB

                                • memory/1488-1-0x0000000002250000-0x000000000327A000-memory.dmp

                                  Filesize

                                  16.2MB

                                • memory/1488-11-0x0000000003620000-0x0000000003621000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1488-10-0x0000000003610000-0x0000000003612000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1488-15-0x0000000003610000-0x0000000003612000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1488-16-0x0000000002250000-0x000000000327A000-memory.dmp

                                  Filesize

                                  16.2MB

                                • memory/1488-8-0x0000000002250000-0x000000000327A000-memory.dmp

                                  Filesize

                                  16.2MB

                                • memory/1488-0-0x0000000000400000-0x0000000000460000-memory.dmp

                                  Filesize

                                  384KB

                                • memory/1488-40-0x0000000000620000-0x0000000000621000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1488-12-0x0000000003610000-0x0000000003612000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1488-7-0x0000000002250000-0x000000000327A000-memory.dmp

                                  Filesize

                                  16.2MB

                                • memory/1508-49-0x0000000000510000-0x0000000000511000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1508-53-0x0000000003250000-0x000000000325E000-memory.dmp

                                  Filesize

                                  56KB

                                • memory/1508-39-0x0000000000400000-0x0000000000460000-memory.dmp

                                  Filesize

                                  384KB

                                • memory/1508-58-0x00000000005B0000-0x00000000005B8000-memory.dmp

                                  Filesize

                                  32KB

                                • memory/1508-61-0x0000000003270000-0x000000000429A000-memory.dmp

                                  Filesize

                                  16.2MB

                                • memory/1508-60-0x0000000000400000-0x0000000000460000-memory.dmp

                                  Filesize

                                  384KB

                                • memory/1508-59-0x0000000003250000-0x000000000325E000-memory.dmp

                                  Filesize

                                  56KB