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Analysis

  • max time kernel
    134s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 09:14

General

  • Target

    aa6cefdb76aae3d24d5b52a153930112_JaffaCakes118.exe

  • Size

    166KB

  • MD5

    aa6cefdb76aae3d24d5b52a153930112

  • SHA1

    b680a15f43cfed49558d8fc0ac34c55b4aac95bf

  • SHA256

    128afb3cfc0c1cc874923461349402d92decd55ab3343ae5ebbb6d76ab5c5f1e

  • SHA512

    7259122ee9d65f8db545049fe954205be67bda9635a2ee178bbffbf6409c903f16f66993de17b2e867b8c13c9aa973922d68cb9fd11cb3e66327afba920cd56a

  • SSDEEP

    1536:yNpbWTono2PF9yJH9KBjH7ZoSQoL+Qz6AkMK6TNXkZXdrBVPjlVRuwz24+i1:LdKFOoL16AkMK6BXEtrB9jlP5Yi1

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 2 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 51 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa6cefdb76aae3d24d5b52a153930112_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\aa6cefdb76aae3d24d5b52a153930112_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Users\Admin\AppData\Local\Temp\aa6cefdb76aae3d24d5b52a153930112_JaffaCakes118mgr.exe
      C:\Users\Admin\AppData\Local\Temp\aa6cefdb76aae3d24d5b52a153930112_JaffaCakes118mgr.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3536
      • C:\Program Files (x86)\Microsoft\WaterMark.exe
        "C:\Program Files (x86)\Microsoft\WaterMark.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:1488
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:1832
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 204
              5⤵
              • Program crash
              PID:468
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:4416
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4416 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:1608
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:4976
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4976 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:3868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1832 -ip 1832
      1⤵
        PID:2080

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{65C26A19-5E0B-11EF-939B-CE3473C70610}.dat

        Filesize

        5KB

        MD5

        122efc3f797cf9351a760bd005fb0514

        SHA1

        01db42c7a839789460afe9c6eef44959336e3a07

        SHA256

        9142505ad682e4ba5851931e43ee0c9894391640e1bb2b6dc3bfd99eb21b1f67

        SHA512

        0d3ec18c984fca6543220908d075e8dc7f71544c6c90f2cd00143f12bd618786de64b45097d1b32e4b5a5cefb642b945239888c56cfd3064601f2a9a021e41bd

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{65C72F23-5E0B-11EF-939B-CE3473C70610}.dat

        Filesize

        3KB

        MD5

        e1e047be5fc0ab63d85b6f23b298ec19

        SHA1

        5fcfc6d68c57e4d5bc84f0e66f2348e988ad7f30

        SHA256

        f799007ad04efb510bb875b1ab03d9e32981b0431ddaeb5c1a8d097a00b7ec2d

        SHA512

        96e5b201933ba9a7a4d896354b0335091eb26f6cfd5bb54e32445fedbeae6bdf64f012f701e676d74b1441a16e64a353f5e88ea6b37b3a80f0eb38de43a6b8f1

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver579.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\T1CTRFUW\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Users\Admin\AppData\Local\Temp\aa6cefdb76aae3d24d5b52a153930112_JaffaCakes118mgr.exe

        Filesize

        96KB

        MD5

        8c51fd9d6daa7b6137634de19a49452c

        SHA1

        db2a11cca434bacad2bf42adeecae38e99cf64f8

        SHA256

        528d190fc376cff62a83391a5ba10ae4ef0c02bedabd0360274ddc2784e11da3

        SHA512

        b93dd6c86d0618798a11dbaa2ded7dac659f6516ca4a87da7297601c27f340fffa4126a852c257654d562529273d8a3f639ec020ab54b879c68226deae549837

      • memory/1488-38-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/1488-43-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1488-42-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1488-28-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1488-33-0x0000000077272000-0x0000000077273000-memory.dmp

        Filesize

        4KB

      • memory/1488-32-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1488-31-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/1488-39-0x0000000077272000-0x0000000077273000-memory.dmp

        Filesize

        4KB

      • memory/1832-37-0x0000000001040000-0x0000000001041000-memory.dmp

        Filesize

        4KB

      • memory/1832-36-0x0000000001060000-0x0000000001061000-memory.dmp

        Filesize

        4KB

      • memory/3536-17-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3536-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3536-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3536-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3536-10-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3536-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3536-15-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3536-13-0x00000000008B0000-0x00000000008B1000-memory.dmp

        Filesize

        4KB

      • memory/3536-5-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3536-14-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3536-8-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3536-6-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/4940-7-0x0000000000FD0000-0x0000000000FFC000-memory.dmp

        Filesize

        176KB

      • memory/4940-0-0x0000000000FD0000-0x0000000000FFC000-memory.dmp

        Filesize

        176KB