Analysis

  • max time kernel
    95s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 03:41

General

  • Target

    dfc1e5e92b83767cb4bb9511da8873ae_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    dfc1e5e92b83767cb4bb9511da8873ae

  • SHA1

    cc30e53224b51f46d842f2231932c978c95926be

  • SHA256

    c40aa68ed651203db4d944c34a553ab267e50b004eb22ff81829a10db00bbeba

  • SHA512

    9d9af1d66fa2a8975197649e70595286c71892056ec27c7a923255ea3c8b2d042bfc1e26c5eae09d5d87d51c0452ba198af6a1590bda46a9662a293d530fa5bc

  • SSDEEP

    24576:GiM5uIshBc6ReEJwdQx5L9MFy75C7HMIPgrAUV:wuj06wdU9MZMzV

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 33 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfc1e5e92b83767cb4bb9511da8873ae_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dfc1e5e92b83767cb4bb9511da8873ae_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2808
    • C:\Users\Admin\AppData\Local\Temp\dfc1e5e92b83767cb4bb9511da8873ae_JaffaCakes118mgr.exe
      C:\Users\Admin\AppData\Local\Temp\dfc1e5e92b83767cb4bb9511da8873ae_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:2056
      • 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:4712
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:408
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 408 -s 204
              5⤵
              • Program crash
              PID:3820
          • 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:3520
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3520 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:4680
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            PID:5088
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 408 -ip 408
      1⤵
        PID:5104

      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

        87f8376b71b1fd35da4b511eff055888

        SHA1

        0c55fba0aa699282bbe4d129dd0ba16d4e377ce9

        SHA256

        a1383ed3b4f8967fb19f5b16bfe41eb3242b296ffc06c1098fbe1d1a04a7003f

        SHA512

        8556ed20a3d9daf8f74b2eceaab6a3773b69d5c9524ba8dbb8af1ad64b2235165e487c41646e357be5906aaa7f0f4c57ff8dc9ea2acc0c87f443d3ad083c9031

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

        Filesize

        404B

        MD5

        df8c470fd498b760c2ef304a1b015c33

        SHA1

        cf0a7e9904c897de78cae0a9c7a0095d7a8f60e7

        SHA256

        4cdf4549df672ae089d75b960246dc7ff5ac456aec2bb27ed943e82f048b5000

        SHA512

        55a316baea94465c43dc6957d6012805d18938211511c137082ae77015bdb66dd43e782e809c762cac55bb86caec883767f5a2e74f6caf52eb467020a4898f7e

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver1393.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Users\Admin\AppData\Local\Temp\dfc1e5e92b83767cb4bb9511da8873ae_JaffaCakes118mgr.exe

        Filesize

        119KB

        MD5

        9d5d609dc8e2554054733d19eed45c5c

        SHA1

        ce72453fca9f477940a9def32bd8463549c6e1e4

        SHA256

        7a85b3db04beb0c4b6a8929fdf79726bcf1084efab0a9f04a8ebaa0a2bc9e0b1

        SHA512

        012cabde17ed1c1d1a48b5bc136591ff9c8e261e5da8bc7f67d0bd235a32150f63274362cdeef2376d2d5a38dfb0c9acc7cd3aa5244c1858b88b183f8cbe550b

      • memory/408-39-0x0000000000810000-0x0000000000811000-memory.dmp

        Filesize

        4KB

      • memory/408-40-0x00000000005F0000-0x00000000005F1000-memory.dmp

        Filesize

        4KB

      • memory/2056-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2056-20-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2056-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2056-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2056-7-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/2056-15-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2056-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2056-12-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/2056-14-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2056-4-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/2056-6-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/2056-13-0x0000000002850000-0x0000000002851000-memory.dmp

        Filesize

        4KB

      • memory/2056-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2808-19-0x0000000001000000-0x0000000001116000-memory.dmp

        Filesize

        1.1MB

      • memory/2808-0-0x0000000001000000-0x0000000001116000-memory.dmp

        Filesize

        1.1MB

      • memory/4712-25-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/4712-37-0x0000000076FD2000-0x0000000076FD3000-memory.dmp

        Filesize

        4KB

      • memory/4712-41-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4712-44-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4712-43-0x0000000076FD2000-0x0000000076FD3000-memory.dmp

        Filesize

        4KB

      • memory/4712-42-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/4712-45-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4712-36-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/4712-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4712-34-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4712-26-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB