Analysis

  • max time kernel
    135s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2024 15:13

General

  • Target

    868fbad52b106fe08c2153d1f270b507_JaffaCakes118.exe

  • Size

    140KB

  • MD5

    868fbad52b106fe08c2153d1f270b507

  • SHA1

    5505e684dc2805cc9fdddb430169a812cb01538f

  • SHA256

    f5ce49c19ae742a69d61c107520407883f975a1a7584639609c892217081e4a6

  • SHA512

    be374828690db11ed918d5f08566b3c5c74685bc75d061697381fe467f7c9ad1e677e102bea6a520a4c292a82370356bc8bbfa9ebc86ab5ab15632ba35edbfae

  • SSDEEP

    3072:V/na9TiG/v3Grddu0UmnEut7C8TrLtUJnIiMO88:V/aTl/v3eTu0UmEutu8/LtnO

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\868fbad52b106fe08c2153d1f270b507_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\868fbad52b106fe08c2153d1f270b507_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1284
    • C:\Users\Admin\AppData\Local\Temp\868fbad52b106fe08c2153d1f270b507_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\868fbad52b106fe08c2153d1f270b507_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3296
      • C:\Users\Admin\AppData\Roaming\Ajytyt.exe
        "C:\Users\Admin\AppData\Roaming\Ajytyt.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4900
        • C:\Users\Admin\AppData\Roaming\Ajytyt.exe
          "C:\Users\Admin\AppData\Roaming\Ajytyt.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2044
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3364
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
              6⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:4240
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4240 CREDAT:17410 /prefetch:2
                7⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\O8WYVOD7\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Roaming\Ajytyt.exe

    Filesize

    140KB

    MD5

    868fbad52b106fe08c2153d1f270b507

    SHA1

    5505e684dc2805cc9fdddb430169a812cb01538f

    SHA256

    f5ce49c19ae742a69d61c107520407883f975a1a7584639609c892217081e4a6

    SHA512

    be374828690db11ed918d5f08566b3c5c74685bc75d061697381fe467f7c9ad1e677e102bea6a520a4c292a82370356bc8bbfa9ebc86ab5ab15632ba35edbfae

  • memory/1284-0-0x0000000002270000-0x0000000002278000-memory.dmp

    Filesize

    32KB

  • memory/1284-1-0x0000000002270000-0x0000000002278000-memory.dmp

    Filesize

    32KB

  • memory/2044-19-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2044-21-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2044-20-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/3296-13-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/3296-5-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/3296-4-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/3296-2-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4900-15-0x0000000000590000-0x0000000000598000-memory.dmp

    Filesize

    32KB

  • memory/4900-14-0x0000000000590000-0x0000000000598000-memory.dmp

    Filesize

    32KB