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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    24/08/2024, 10:12

General

  • Target

    be602ca6ddd24492bc74c749d313646d_JaffaCakes118.exe

  • Size

    138KB

  • MD5

    be602ca6ddd24492bc74c749d313646d

  • SHA1

    e45b6d37792e4a6f47245fe90ab69dd4d0363af9

  • SHA256

    c6d8baad06ed74c83df58922e84d2ac0ef42913d0c281045f1df15d28d697c97

  • SHA512

    68158201b5fd92094bd03ef225f5808433ab84b959ce41fd9101b0c7470b0c1ac962bb7734923a27dda3637f53200a3b49c35f327534888f27fd10897eb647a7

  • SSDEEP

    3072:7tsaT9r2uHKN/BDzh/5jrCIHer7Zmv3HSruNyLamWjMAKdWrc:7Gahr2uHKNfYJmaiNyVWPdrc

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1228
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1276
          • C:\Users\Admin\AppData\Local\Temp\be602ca6ddd24492bc74c749d313646d_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\be602ca6ddd24492bc74c749d313646d_JaffaCakes118.exe"
            2⤵
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2544
            • C:\Users\Admin\AppData\Roaming\Wuywvu\otme.exe
              "C:\Users\Admin\AppData\Roaming\Wuywvu\otme.exe"
              3⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:3040
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp55a2a0aa.bat"
              3⤵
              • Deletes itself
              • System Location Discovery: System Language Discovery
              PID:3000
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:628
          • C:\Program Files\Windows Mail\WinMail.exe
            "C:\Program Files\Windows Mail\WinMail.exe" -Embedding
            1⤵
            • NTFS ADS
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of SetWindowsHookEx
            PID:2140
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
            1⤵
              PID:2508

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\edb.log

              Filesize

              2.0MB

              MD5

              a9e66de51be12b6e70e17f98fa7bc871

              SHA1

              3824f33951d6aab57dcfba571704d1ca9a631ca7

              SHA256

              d8fdb6095b14b1ae00a6b0e9bb51028c55cfad430ef80b2cf2ae6837b048d9ca

              SHA512

              4dda5136a2a78c59c4cd00e2cfe12ccea0d7f4a6eeb3c49779d0c34cb0bff3eb5598d2c11d07db57d86288e28ccee74c63a9e915fda53cf71db818a9842ea1c9

            • C:\Users\Admin\AppData\Local\Temp\tmp55a2a0aa.bat

              Filesize

              271B

              MD5

              ad390b8d69dcea8c611c8424b28ebb23

              SHA1

              4c18eeb906be6dcaf5976895f3fe378fd9b281c7

              SHA256

              f97e78d5027fd970069ce5f26add6ec942b07c79e5b0754b188da13e0c671462

              SHA512

              eeb5e4565deca6eb93ef2af243debe7dbb588869a7c1d525ca2bf4c20de65690edb0aa7be5902e665901e644e6a33d0577187e6a78f31b395d37239c886e458f

            • C:\Users\Admin\AppData\Roaming\Oquzt\duvih.bas

              Filesize

              380B

              MD5

              60a978c44dd341217bb06c8af76c80c6

              SHA1

              09ec84578acd92a19ef5fc4ad26a3079891a56a2

              SHA256

              5a28386cca3011960eb124b3958edb992574f181e31f63b01ad20668af1dc1e3

              SHA512

              16a3cddbe0cd666825e6ef7a0760baaaf347b1b876f878153101063e9f537c91f010ae86150631dc15d89502bf5c321d8afc0cf5b1003bc521a61fcf539804be

            • \Users\Admin\AppData\Roaming\Wuywvu\otme.exe

              Filesize

              138KB

              MD5

              e91a163aeb3ecd60d479a0056f06b2c9

              SHA1

              055e62d9a2db3f34b7c69d226888169ccb13b3ef

              SHA256

              682c2c582b8ec1f11794a23d8126659b44633b12acc4723e4803dac9c4df5447

              SHA512

              8fa082aa52f50f5358e444d286a98d57c47fecf999b896113a23e7463e9a9dd287f5fb8e392efded391639eb6f74f7fe4f475323822e89dd819f8c3c3da090f1

            • memory/628-34-0x0000000001C50000-0x0000000001C77000-memory.dmp

              Filesize

              156KB

            • memory/628-31-0x0000000001C50000-0x0000000001C77000-memory.dmp

              Filesize

              156KB

            • memory/628-33-0x0000000001C50000-0x0000000001C77000-memory.dmp

              Filesize

              156KB

            • memory/628-32-0x0000000001C50000-0x0000000001C77000-memory.dmp

              Filesize

              156KB

            • memory/1120-18-0x0000000002030000-0x0000000002057000-memory.dmp

              Filesize

              156KB

            • memory/1120-16-0x0000000002030000-0x0000000002057000-memory.dmp

              Filesize

              156KB

            • memory/1120-12-0x0000000002030000-0x0000000002057000-memory.dmp

              Filesize

              156KB

            • memory/1120-14-0x0000000002030000-0x0000000002057000-memory.dmp

              Filesize

              156KB

            • memory/1120-10-0x0000000002030000-0x0000000002057000-memory.dmp

              Filesize

              156KB

            • memory/1228-24-0x00000000001B0000-0x00000000001D7000-memory.dmp

              Filesize

              156KB

            • memory/1228-23-0x00000000001B0000-0x00000000001D7000-memory.dmp

              Filesize

              156KB

            • memory/1228-22-0x00000000001B0000-0x00000000001D7000-memory.dmp

              Filesize

              156KB

            • memory/1228-21-0x00000000001B0000-0x00000000001D7000-memory.dmp

              Filesize

              156KB

            • memory/1276-26-0x00000000025A0000-0x00000000025C7000-memory.dmp

              Filesize

              156KB

            • memory/1276-29-0x00000000025A0000-0x00000000025C7000-memory.dmp

              Filesize

              156KB

            • memory/1276-28-0x00000000025A0000-0x00000000025C7000-memory.dmp

              Filesize

              156KB

            • memory/1276-27-0x00000000025A0000-0x00000000025C7000-memory.dmp

              Filesize

              156KB

            • memory/2544-61-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-37-0x0000000000370000-0x0000000000397000-memory.dmp

              Filesize

              156KB

            • memory/2544-59-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-57-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-55-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-53-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-51-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-49-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-47-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-45-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-43-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-39-0x0000000000370000-0x0000000000397000-memory.dmp

              Filesize

              156KB

            • memory/2544-38-0x0000000000370000-0x0000000000397000-memory.dmp

              Filesize

              156KB

            • memory/2544-63-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-36-0x0000000000370000-0x0000000000397000-memory.dmp

              Filesize

              156KB

            • memory/2544-65-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-67-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-69-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-71-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-123-0x0000000000370000-0x0000000000397000-memory.dmp

              Filesize

              156KB

            • memory/2544-124-0x00000000775E0000-0x00000000775E1000-memory.dmp

              Filesize

              4KB

            • memory/2544-41-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-125-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-73-0x0000000000230000-0x0000000000231000-memory.dmp

              Filesize

              4KB

            • memory/2544-40-0x0000000000370000-0x0000000000397000-memory.dmp

              Filesize

              156KB