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Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/01/2025, 03:39

General

  • Target

    JaffaCakes118_6a00638da8669e2cfe2764a3dce5cd5d.exe

  • Size

    740KB

  • MD5

    6a00638da8669e2cfe2764a3dce5cd5d

  • SHA1

    8d3e74878c5103410ddeee1b73c55c1b08d97223

  • SHA256

    34f23b76b0746dbb69fdb33f3e3dfeb7a597d25f7823aefa11f0e9f3b3395c7a

  • SHA512

    e500b4c8394369f98f47952b87b92754851a0d383fbee099fca2a8f2c553c346279c6587b8b8571caf4ad229dd211b9143ce360956867fe332a91b67355dd469

  • SSDEEP

    12288:VaAchpWsuVtDnBsBDJIcynnC90levX4CuYf2D82T3s99+VHuNKwv:AAEE3uBDhynCylQgi63O9+VuNP

Malware Config

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Darkcomet family
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\wininit.exe
    wininit.exe
    1⤵
      PID:384
      • C:\Windows\system32\services.exe
        C:\Windows\system32\services.exe
        2⤵
          PID:476
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch
            3⤵
              PID:592
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                4⤵
                  PID:1336
                • C:\Windows\system32\wbem\wmiprvse.exe
                  C:\Windows\system32\wbem\wmiprvse.exe
                  4⤵
                    PID:316
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k RPCSS
                  3⤵
                    PID:672
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                    3⤵
                      PID:752
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                      3⤵
                        PID:812
                        • C:\Windows\system32\Dwm.exe
                          "C:\Windows\system32\Dwm.exe"
                          4⤵
                            PID:1168
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          3⤵
                            PID:840
                            • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                              wmiadap.exe /F /T /R
                              4⤵
                                PID:2120
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k LocalService
                              3⤵
                                PID:960
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k NetworkService
                                3⤵
                                  PID:108
                                • C:\Windows\System32\spoolsv.exe
                                  C:\Windows\System32\spoolsv.exe
                                  3⤵
                                    PID:1020
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                    3⤵
                                      PID:1028
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1116
                                      • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                        "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                        3⤵
                                          PID:1532
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                          3⤵
                                            PID:3052
                                          • C:\Windows\system32\sppsvc.exe
                                            C:\Windows\system32\sppsvc.exe
                                            3⤵
                                              PID:1616
                                          • C:\Windows\system32\lsass.exe
                                            C:\Windows\system32\lsass.exe
                                            2⤵
                                              PID:492
                                            • C:\Windows\system32\lsm.exe
                                              C:\Windows\system32\lsm.exe
                                              2⤵
                                                PID:500
                                            • C:\Windows\system32\csrss.exe
                                              %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
                                              1⤵
                                                PID:392
                                              • C:\Windows\system32\winlogon.exe
                                                winlogon.exe
                                                1⤵
                                                  PID:432
                                                • C:\Windows\Explorer.EXE
                                                  C:\Windows\Explorer.EXE
                                                  1⤵
                                                    PID:1224
                                                    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a00638da8669e2cfe2764a3dce5cd5d.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a00638da8669e2cfe2764a3dce5cd5d.exe"
                                                      2⤵
                                                      • Modifies WinLogon for persistence
                                                      • Checks BIOS information in registry
                                                      • Adds Run key to start application
                                                      • System Location Discovery: System Language Discovery
                                                      • Checks processor information in registry
                                                      • Enumerates system info in registry
                                                      • Suspicious behavior: EnumeratesProcesses
                                                      • Suspicious behavior: MapViewOfSection
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      • Suspicious use of WriteProcessMemory
                                                      PID:1984

                                                  Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

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                                                  Downloads

                                                  • C:\System\ÚÈÏÇáÑÍãä.exe

                                                    Filesize

                                                    740KB

                                                    MD5

                                                    6a00638da8669e2cfe2764a3dce5cd5d

                                                    SHA1

                                                    8d3e74878c5103410ddeee1b73c55c1b08d97223

                                                    SHA256

                                                    34f23b76b0746dbb69fdb33f3e3dfeb7a597d25f7823aefa11f0e9f3b3395c7a

                                                    SHA512

                                                    e500b4c8394369f98f47952b87b92754851a0d383fbee099fca2a8f2c553c346279c6587b8b8571caf4ad229dd211b9143ce360956867fe332a91b67355dd469

                                                  • memory/1984-0-0x0000000000400000-0x00000000004C8000-memory.dmp

                                                    Filesize

                                                    800KB

                                                  • memory/1984-1-0x000000007768F000-0x0000000077690000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/1984-2-0x0000000077690000-0x0000000077691000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/1984-3-0x0000000000320000-0x0000000000321000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/1984-9-0x0000000000400000-0x00000000004C8000-memory.dmp

                                                    Filesize

                                                    800KB