Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/10/2024, 20:22

General

  • Target

    24ef9c53fe9463effb8f45104742961a_JaffaCakes118.exe

  • Size

    1.5MB

  • MD5

    24ef9c53fe9463effb8f45104742961a

  • SHA1

    1fa4dc4b76966d10414ec0a337804ca5b2dc2560

  • SHA256

    02b11daa65ab8b8fe8dd68d4cecc0f49f5360c05894ffe827a9a79c5331472cd

  • SHA512

    a76a36b91b4afe6b6d338de59e752cf59809872db53bef9812cde7550d0f9f12f823eac224080f4efa03f827c74679d979a44093a053871408b2b074f0229afe

  • SSDEEP

    24576:T7yryGw6Thq1kWn9+5eUMmz001Q0y7hr1SF9ONsclyrO:vyrtlq1/M5ed01der1SF9OpyrO

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 17 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 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 30 IoCs
  • Modifies registry class 16 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24ef9c53fe9463effb8f45104742961a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\24ef9c53fe9463effb8f45104742961a_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2552
      • C:\program files\common files\microsoft shared\msinfo\1.exe
        "C:\program files\common files\microsoft shared\msinfo\1.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:816
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe" ¨Á
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4272
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4272 CREDAT:17410 /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:744
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Windows\system32\Deleteme.bat
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1236
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\hfs.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\hfs.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2320

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files\Common Files\microsoft shared\MSInfo\1.exe

          Filesize

          483KB

          MD5

          cf0d357cbe0b3580090164e2cd76d082

          SHA1

          3fd7b26d52ecd67cebfa44023c47f3263ba3cecc

          SHA256

          6651d89804adcbc06664dbfa3c431b126c7efcbf5a9d0685750a3af5e18d6e5e

          SHA512

          f4516f19d4440d0db02b5c8e2b16f9a774e675b49b0703c4c439fdfd1b85ff0643dcf9dfa5630554267e868ca23838e9b0ece995879c12adc836ffbae95cb12c

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3.exe

          Filesize

          815KB

          MD5

          78ca7430b94a29c579c5e077f20fe601

          SHA1

          b8820d0b3e73ced8b2e05e093a78363583ac0c8c

          SHA256

          a9e6f6791ff509437ecf2c0d7e869aad1e40a7407385fa150e2613266d90b81e

          SHA512

          0e52515a112405edc6985e068b633b982741027ec706e75780e7ac18d2280dd291a8d2267f4b167241fbd8f4edb2bb59e22319ad371b715530052972e2745fe4

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\hfs.exe

          Filesize

          652KB

          MD5

          b72db6bc26d5dd238635e5c438d3a673

          SHA1

          e7739c4c5179ab354eacb90bc60d7c337850b3df

          SHA256

          f11b8cbb68023da2ab8dc7f8d55bd247cddf595a4f4d04d17159983a8d6794c1

          SHA512

          29ba9c0410af1fd4ad7044fca7876b99dd12f29a879c84fa46084719755bb456d7b6c02f651bb839dc59764856e103ec4073b6f5ff9544e4ac34217f0df74df1

        • C:\Windows\SysWOW64\Deleteme.bat

          Filesize

          168B

          MD5

          0416b7bbd78248df1b9694d98e31f16d

          SHA1

          4a4401adfb1eb8ad34bd7349c379cf3f323476c7

          SHA256

          229fe9059eebe3da2bfc2950b484d80685d4e7454ec7139d65d7061bc3dc6691

          SHA512

          13028f2a66ff10199a69d191bbbbbdf8797b7e97ecf32625db9e076ba00473e139b83a2e1c818e9a7e584533b9bc0f329f9e07c6721e4d16715421683b62d055

        • memory/816-19-0x0000000000400000-0x000000000065F000-memory.dmp

          Filesize

          2.4MB

        • memory/816-34-0x0000000000400000-0x000000000065F000-memory.dmp

          Filesize

          2.4MB

        • memory/2320-58-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-46-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-66-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-25-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-63-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-36-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-37-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-38-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-39-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-44-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-45-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-62-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-61-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-54-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-60-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2320-59-0x0000000000400000-0x00000000005F9000-memory.dmp

          Filesize

          2.0MB

        • memory/2552-7-0x0000000000400000-0x00000000004D6000-memory.dmp

          Filesize

          856KB

        • memory/2552-8-0x0000000000630000-0x0000000000684000-memory.dmp

          Filesize

          336KB

        • memory/2552-20-0x0000000000400000-0x00000000004D6000-memory.dmp

          Filesize

          856KB

        • memory/2552-21-0x0000000000630000-0x0000000000684000-memory.dmp

          Filesize

          336KB

        • memory/4272-29-0x0000000000330000-0x000000000058F000-memory.dmp

          Filesize

          2.4MB