Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    27/05/2024, 05:13

General

  • Target

    7803a778b8973e6e250f4cb8547c5023_JaffaCakes118.exe

  • Size

    1006KB

  • MD5

    7803a778b8973e6e250f4cb8547c5023

  • SHA1

    4a752f28feafc53a6a5cddd22243f5966b072731

  • SHA256

    20d6fc50d67624b84a40505ef1e340c6f2affb01da0e4dcd3195fce26f95f875

  • SHA512

    4203ef38c175c32b74fcc3b0fc440ac5a462ddb2ebb747ed58ac146b4719ac7916b4331e6390f8519e7faf1673f259355e6d66d5364ae009db8f378768bc88eb

  • SSDEEP

    24576:mRBlwE6T4RGVraavsBUeTrb8a3RfOqfbe:mhwrT4AVuqe/YqOoa

Score
7/10

Malware Config

Signatures

  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 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:604
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                4⤵
                  PID:2040
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k RPCSS
                3⤵
                  PID:684
                • C:\Windows\System32\svchost.exe
                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                  3⤵
                    PID:748
                  • 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:1168
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k netsvcs
                        3⤵
                          PID:856
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalService
                          3⤵
                            PID:964
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k NetworkService
                            3⤵
                              PID:236
                            • C:\Windows\System32\spoolsv.exe
                              C:\Windows\System32\spoolsv.exe
                              3⤵
                                PID:296
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                3⤵
                                  PID:1072
                                • C:\Windows\system32\taskhost.exe
                                  "taskhost.exe"
                                  3⤵
                                    PID:1112
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                    3⤵
                                      PID:2364
                                    • C:\Windows\system32\sppsvc.exe
                                      C:\Windows\system32\sppsvc.exe
                                      3⤵
                                        PID:2484
                                    • 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:1196
                                              • C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023_JaffaCakes118.exe
                                                "C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023_JaffaCakes118.exe"
                                                2⤵
                                                • Adds Run key to start application
                                                • Enumerates connected drives
                                                • Drops file in System32 directory
                                                • Suspicious use of AdjustPrivilegeToken
                                                • Suspicious use of WriteProcessMemory
                                                PID:2228
                                                • C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023_JaffaCakes118.exe
                                                  "C:\Users\Admin\AppData\Local\Temp\7803a778b8973e6e250f4cb8547c5023_JaffaCakes118.exe"
                                                  3⤵
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  • Suspicious behavior: MapViewOfSection
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  • Suspicious use of WriteProcessMemory
                                                  PID:2456

                                            Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

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                                                  Downloads

                                                  • C:\Windows\SysWOW64\runouce.exe

                                                    Filesize

                                                    10KB

                                                    MD5

                                                    e7aa8bc50a93af0517dfdf3790ad2600

                                                    SHA1

                                                    89cd162bf5c889ff50cde7af67a0f4042ecc1430

                                                    SHA256

                                                    f44102fd43395ccef0006255c8dbd0e71fe53e1afb86dfbc397ea04f848f43c0

                                                    SHA512

                                                    2bdfe0751dc0b507bd9135642b15b3b69bd5b9d0a97e63a3da96e04118bab23ece9cf0ca65745f066307f635e4c23e5124e2e1cae3a5c416fcf717143a18eaa2

                                                  • memory/1196-15-0x00000000025E0000-0x00000000025E1000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/1196-14-0x00000000025E0000-0x00000000025E1000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2228-16-0x0000000000400000-0x0000000000542000-memory.dmp

                                                    Filesize

                                                    1.3MB

                                                  • memory/2228-5-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

                                                    Filesize

                                                    48KB

                                                  • memory/2228-1-0x0000000000550000-0x0000000000692000-memory.dmp

                                                    Filesize

                                                    1.3MB

                                                  • memory/2228-0-0x0000000000400000-0x0000000000542000-memory.dmp

                                                    Filesize

                                                    1.3MB

                                                  • memory/2228-39-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

                                                    Filesize

                                                    48KB

                                                  • memory/2228-48-0x0000000000400000-0x0000000000542000-memory.dmp

                                                    Filesize

                                                    1.3MB

                                                  • memory/2456-3-0x000000007755F000-0x0000000077560000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2456-4-0x0000000077560000-0x0000000077561000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2456-2-0x0000000000400000-0x0000000000542000-memory.dmp

                                                    Filesize

                                                    1.3MB

                                                  • memory/2456-23-0x0000000000400000-0x0000000000542000-memory.dmp

                                                    Filesize

                                                    1.3MB

                                                  • memory/2456-26-0x0000000000400000-0x0000000000542000-memory.dmp

                                                    Filesize

                                                    1.3MB