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Analysis

  • max time kernel
    126s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/09/2024, 13:00

General

  • Target

    da665f559abd4989a80995dd6dda129a_JaffaCakes118.exe

  • Size

    71KB

  • MD5

    da665f559abd4989a80995dd6dda129a

  • SHA1

    4b19ea54e57b8902585624d137c10273a339cdec

  • SHA256

    dcacfcf53c8ccb10edff0852d750fef02695884b407bc3596746af9df358bdde

  • SHA512

    2cf3d6f31bd52f1f3dec4c84cee64497839fca8ec4b21f8bdd5419ed355edd70402f054a6ba361110c249a11284fc6f2ffa4103ed3dd93bada24b00b025a5994

  • SSDEEP

    1536:WBej95nI6HSpc+UIqnEixqOLaJ5bODOHC:7LnI6RoqnxqRjUOHC

Malware Config

Signatures

  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 39 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da665f559abd4989a80995dd6dda129a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\da665f559abd4989a80995dd6dda129a_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3940
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Users\Admin\AppData\Local\Temp\a56236.bat "C:\Users\Admin\AppData\Local\Temp\da665f559abd4989a80995dd6dda129a_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:812
      • C:\Windows\SysWOW64\regedit.exe
        C:\Windows\regedit.exe /s C:\Users\Admin\AppData\Local\Temp\985.reg
        3⤵
        • Sets service image path in registry
        • System Location Discovery: System Language Discovery
        • Runs .reg file with regedit
        PID:916
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" echo y"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4816
      • C:\Windows\SysWOW64\reg.exe
        C:\Windows\system32\reg.exe add "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Microsoft Genuine Advantage" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\MicrosoftValidate.exe"
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1680
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" echo y"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4432
      • C:\Windows\SysWOW64\reg.exe
        C:\Windows\system32\reg.exe add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\systemRestore" /v DisableSR /t REG_DWORD /d 0x00000001 /f
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2052
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" "http://exibir.flagradas.com/"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2152
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2152 CREDAT:17410 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2628
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4444,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:8
    1⤵
      PID:4440

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      471B

      MD5

      5f81c2f0e32c339ad20a7b38cb5b684b

      SHA1

      4196d08225494b3da7819301cac57f3618ef8aa7

      SHA256

      f1465c392ed09e095c9ed94934a546cd13bcf3c2f5fcd669bb58fb1475fc3b39

      SHA512

      fff25d77166243ec1c5e029ca5c51b605228e6faebbc08834c3bc9c1042f14596c062e9ab9f9cc6567f5ba3bb0679a4fc833704fbef0c91a1461bc005d4bf19b

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      404B

      MD5

      42d42b679db44538eb2a21d182fb98b8

      SHA1

      7f95f0f4845f29d8246c5c6336f0b377711dbfb2

      SHA256

      5480bddacd16dbaa44956f7844e71fec10bba619a8a012433ca22a4a80b7f776

      SHA512

      015e1fdcad9a2f67202cb4fb1430c9103382d905c333d2085ae17ef502bff3c5d3f93ba25b7ae09fda7742add67d3e4d02a37e8367ba49dac6f130002bab04f1

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verCB98.tmp

      Filesize

      15KB

      MD5

      1a545d0052b581fbb2ab4c52133846bc

      SHA1

      62f3266a9b9925cd6d98658b92adec673cbe3dd3

      SHA256

      557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

      SHA512

      bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XHVIU6BA\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • C:\Users\Admin\AppData\Local\Temp\985.reg

      Filesize

      2KB

      MD5

      cc111e6e1a7900af3474b6f9e50fbe40

      SHA1

      b3d744183d24b6ec34b54e96939fc3261c20f86c

      SHA256

      920d5540ac5fc921e8516557305a34b96e54d6455ecffd8509f460c10f8bcbbb

      SHA512

      ec4c3cd4622cbd89d7a4a5b2939d600bf9b2f6a0eff5a38814ba223251c1ee54c8fa8dd04664e8d170eb2c74938794d8d856d7d55700577cc9b33c3d7d7bdcb1

    • C:\Users\Admin\AppData\Local\Temp\a56236.bat

      Filesize

      8KB

      MD5

      6cecb0267a0de523981ae80c652d19d7

      SHA1

      0e7dbce5c778fc6a2cc45ca74fdf3bb7d2d9b806

      SHA256

      56e20093bdaf961edcb9eb281ea1e730f6ac4d1e4d7f9409ad1b6150cdf16ca3

      SHA512

      441b7bc8ffefba3961637d78c27d5d6dd19c189030af844ad1c2d19d212ddf516049a7cae3dabf68b655e46a7ae968f3f3927cc0c62e325e389103e0d97fa8a6

    • memory/3940-44-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB