Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 12:04

General

  • Target

    JaffaCakes118_799656a9fe1313148e9b34302d43364b.exe

  • Size

    248KB

  • MD5

    799656a9fe1313148e9b34302d43364b

  • SHA1

    75d5f2a8d7d679145b4857f8027e937c8d97fddd

  • SHA256

    8fc2ae924e12369ba719eab3533728e48456aee5bfb8bf3476dd8df8a4a69d93

  • SHA512

    9f0ae85b1ed7aa707666012fbc9a4d71d7b54a2e87a5455b61367ad31296039e96e960a6595c64e4a559edf6bd685af6a785b9036054a236bdb860fa321b7322

  • SSDEEP

    3072:uR2xn3k0CdM1vabyzJYWqyZcFaF504UwPGX1NhG2ozrl8SmaUBzMZqa12DtjSs:uR2J0LS6Vymc0IPGEfzrjmPzMZq2M

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 10 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 14 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of UnmapMainImage 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\System32\smss.exe
    \SystemRoot\System32\smss.exe
    1⤵
      PID:256
    • 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:332
      • C:\Windows\system32\wininit.exe
        wininit.exe
        1⤵
          PID:384
          • C:\Windows\system32\services.exe
            C:\Windows\system32\services.exe
            2⤵
              PID:480
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch
                3⤵
                  PID:596
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    4⤵
                      PID:1456
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe -Embedding
                      4⤵
                        PID:2912
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:676
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                        3⤵
                          PID:756
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          3⤵
                            PID:808
                            • C:\Windows\system32\Dwm.exe
                              "C:\Windows\system32\Dwm.exe"
                              4⤵
                                PID:1088
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k netsvcs
                              3⤵
                                PID:848
                                • C:\Windows\system32\wbem\WMIADAP.EXE
                                  wmiadap.exe /F /T /R
                                  4⤵
                                    PID:1264
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService
                                  3⤵
                                    PID:956
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k NetworkService
                                    3⤵
                                      PID:272
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1048
                                      • C:\Windows\System32\spoolsv.exe
                                        C:\Windows\System32\spoolsv.exe
                                        3⤵
                                          PID:1056
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                          3⤵
                                            PID:1124
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                            3⤵
                                              PID:940
                                            • C:\Windows\system32\sppsvc.exe
                                              C:\Windows\system32\sppsvc.exe
                                              3⤵
                                                PID:2344
                                            • C:\Windows\system32\lsass.exe
                                              C:\Windows\system32\lsass.exe
                                              2⤵
                                                PID:488
                                              • C:\Windows\system32\lsm.exe
                                                C:\Windows\system32\lsm.exe
                                                2⤵
                                                  PID:496
                                              • 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:396
                                                • C:\Windows\system32\winlogon.exe
                                                  winlogon.exe
                                                  1⤵
                                                    PID:432
                                                  • C:\Windows\Explorer.EXE
                                                    C:\Windows\Explorer.EXE
                                                    1⤵
                                                      PID:1168
                                                      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_799656a9fe1313148e9b34302d43364b.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_799656a9fe1313148e9b34302d43364b.exe"
                                                        2⤵
                                                        • Loads dropped DLL
                                                        • System Location Discovery: System Language Discovery
                                                        • Suspicious use of UnmapMainImage
                                                        • Suspicious use of WriteProcessMemory
                                                        PID:2184
                                                        • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_799656a9fe1313148e9b34302d43364bmgr.exe
                                                          C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_799656a9fe1313148e9b34302d43364bmgr.exe
                                                          3⤵
                                                          • Executes dropped EXE
                                                          • Loads dropped DLL
                                                          • System Location Discovery: System Language Discovery
                                                          • Suspicious use of UnmapMainImage
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:2092
                                                          • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                            "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                            4⤵
                                                            • Executes dropped EXE
                                                            • Loads dropped DLL
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious behavior: EnumeratesProcesses
                                                            • Suspicious use of AdjustPrivilegeToken
                                                            • Suspicious use of UnmapMainImage
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:2884
                                                            • C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe
                                                              "C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe"
                                                              5⤵
                                                              • Executes dropped EXE
                                                              • Loads dropped DLL
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious use of UnmapMainImage
                                                              • Suspicious use of WriteProcessMemory
                                                              PID:2720
                                                              • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                                "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                                6⤵
                                                                • Executes dropped EXE
                                                                • System Location Discovery: System Language Discovery
                                                                • Suspicious behavior: EnumeratesProcesses
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                • Suspicious use of UnmapMainImage
                                                                • Suspicious use of WriteProcessMemory
                                                                PID:2492
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  7⤵
                                                                  • Modifies WinLogon for persistence
                                                                  • Drops file in System32 directory
                                                                  • Drops file in Program Files directory
                                                                  • System Location Discovery: System Language Discovery
                                                                  PID:476
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  7⤵
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:1992
                                                            • C:\Windows\SysWOW64\svchost.exe
                                                              C:\Windows\system32\svchost.exe
                                                              5⤵
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              PID:536
                                                            • C:\Windows\SysWOW64\svchost.exe
                                                              C:\Windows\system32\svchost.exe
                                                              5⤵
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious behavior: EnumeratesProcesses
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              • Suspicious use of WriteProcessMemory
                                                              PID:2168
                                                        • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                          "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                          3⤵
                                                          • Executes dropped EXE
                                                          • System Location Discovery: System Language Discovery
                                                          • Suspicious use of UnmapMainImage
                                                          PID:2552

                                                    Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

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                                                    Downloads

                                                    • C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\epl-v10.html

                                                      Filesize

                                                      510KB

                                                      MD5

                                                      31a90f3799860db495e67e1fc8d7e954

                                                      SHA1

                                                      ca8828c8c33957b8fd49435c28be16ed44663221

                                                      SHA256

                                                      a716f54b3e8353bf9acee6c106fd8bd570cf6919f6678c6c4817b9d1ba64d552

                                                      SHA512

                                                      0c03c3de2b405edf49a429e1d1aec4ac1c22bc4ffa1957426d10dd86f20b8aa4311ac77a329f7d53b33980d880072fcbdf16e5a6a9cd6a905749f6688a2d50c8

                                                    • C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\license.html

                                                      Filesize

                                                      507KB

                                                      MD5

                                                      5fbb639c2c587485afcfdd65c06112aa

                                                      SHA1

                                                      2f4e2e4c45a58b25d11b23a0d915a2b0a52e0e69

                                                      SHA256

                                                      41fd7ba04340c11083cc9d377da347c864f7ee4c85027b03f4791befd01963f7

                                                      SHA512

                                                      16111a5f638767643ec711baf72f2bda36d81776a6d5f89c411c86023fc3d41b2bd2e3767afabc3d687a8654c628f0e6f570f3d5cdfe42fa2aa2ab8abc733912

                                                    • \Program Files (x86)\Microsoft\WaterMark.exe

                                                      Filesize

                                                      248KB

                                                      MD5

                                                      799656a9fe1313148e9b34302d43364b

                                                      SHA1

                                                      75d5f2a8d7d679145b4857f8027e937c8d97fddd

                                                      SHA256

                                                      8fc2ae924e12369ba719eab3533728e48456aee5bfb8bf3476dd8df8a4a69d93

                                                      SHA512

                                                      9f0ae85b1ed7aa707666012fbc9a4d71d7b54a2e87a5455b61367ad31296039e96e960a6595c64e4a559edf6bd685af6a785b9036054a236bdb860fa321b7322

                                                    • \Users\Admin\AppData\Local\Temp\JaffaCakes118_799656a9fe1313148e9b34302d43364bmgr.exe

                                                      Filesize

                                                      123KB

                                                      MD5

                                                      04161f533ee93611681445f8a165ed68

                                                      SHA1

                                                      d3f4b2bfc8b384d2602989082056751ae21b8105

                                                      SHA256

                                                      97e8d8fefbd8aef88875b7373e6a5ec0ff0fa02fc1b63af254d8116e6d959f81

                                                      SHA512

                                                      4e3ad0bd23e728966e7f0d86fda0883bb8196d9eca93c6c9633c3b786c451864fabd9f300fb7355277fb8de334c1fe5cb54b01c2ad88c3e51ad7fa221a57119f

                                                    • memory/476-100-0x0000000020010000-0x0000000020022000-memory.dmp

                                                      Filesize

                                                      72KB

                                                    • memory/476-104-0x0000000020010000-0x0000000020022000-memory.dmp

                                                      Filesize

                                                      72KB

                                                    • memory/536-79-0x0000000020010000-0x0000000020022000-memory.dmp

                                                      Filesize

                                                      72KB

                                                    • memory/536-81-0x0000000000080000-0x0000000000081000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2092-27-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2092-33-0x0000000000700000-0x000000000074B000-memory.dmp

                                                      Filesize

                                                      300KB

                                                    • memory/2184-20-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2184-0-0x0000000000400000-0x000000000044B000-memory.dmp

                                                      Filesize

                                                      300KB

                                                    • memory/2184-22-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2184-21-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2184-19-0x0000000000140000-0x0000000000141000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2184-11-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2184-10-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2184-12-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2184-4-0x0000000000120000-0x000000000014B000-memory.dmp

                                                      Filesize

                                                      172KB

                                                    • memory/2184-30-0x00000000003A0000-0x00000000003EB000-memory.dmp

                                                      Filesize

                                                      300KB

                                                    • memory/2184-13-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2492-701-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2492-77-0x0000000000160000-0x0000000000161000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2552-120-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2720-63-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2884-38-0x0000000000400000-0x000000000044B000-memory.dmp

                                                      Filesize

                                                      300KB

                                                    • memory/2884-43-0x0000000000120000-0x000000000014B000-memory.dmp

                                                      Filesize

                                                      172KB

                                                    • memory/2884-695-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2884-698-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2884-75-0x00000000001A0000-0x00000000001A1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2884-52-0x0000000000120000-0x000000000014B000-memory.dmp

                                                      Filesize

                                                      172KB

                                                    • memory/2884-74-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB