Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 02:24

General

  • Target

    eee5912df87c408f7e7a3aee0f7f75e3_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    eee5912df87c408f7e7a3aee0f7f75e3

  • SHA1

    731d102a671ce82ad2a3332598b0b02bccfd65cc

  • SHA256

    546d1c2a377b5e6a5775b43d607ad902b351d0b61a7350d69254862ab816e031

  • SHA512

    645112feb2e4cd149b00419d805a5c3afd6979a499e370292d122e81806ad63e5280b3a4b5fe2b095a59cd756ea8320f507660b8393574594b2fb444fb4198a0

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6R:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5O

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 19 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eee5912df87c408f7e7a3aee0f7f75e3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eee5912df87c408f7e7a3aee0f7f75e3_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Windows\SysWOW64\tpznobfffr.exe
      tpznobfffr.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\SysWOW64\hubxtnfv.exe
        C:\Windows\system32\hubxtnfv.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2880
    • C:\Windows\SysWOW64\xsnmfwsaanfvyuu.exe
      xsnmfwsaanfvyuu.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2540
    • C:\Windows\SysWOW64\hubxtnfv.exe
      hubxtnfv.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1924
    • C:\Windows\SysWOW64\bvrqytqfylrue.exe
      bvrqytqfylrue.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2760
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:600

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe

      Filesize

      512KB

      MD5

      18488d2bf6386d49e1143b6435d48da5

      SHA1

      76e46b2c9cf4ffaeaec8abd11663358bf5baef93

      SHA256

      6e429a64b6c292290051ebfb411bd2328d0a41d50615915e33b42c5c370e1861

      SHA512

      531cc895cd599456a7a6b350a96ec7ec64f418ca58392487b4c977c13b76bfb2753eaf2e0d2f90333d505cdd049f3b5f53c0e9ae64c94e16b9ccbfc85e988a3e

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe

      Filesize

      512KB

      MD5

      500e833b3aa255f91a28a8a08956cd67

      SHA1

      0b338b45b008c1ece24481f0f8860b5060ccee94

      SHA256

      ec170123eb1fced3fb3bd193d3cd3e7a8d9759a1702aeab112f22b9308bc28a3

      SHA512

      9d78c5ac16401aae33442a02c02d5405f42d63d37a6bce9fbbc23ce4367605c57c5407a7e97d0feee3057e3ae0190f4a6f27a06559f1dae29df1a5ab5c84019d

    • C:\Users\Admin\AppData\Roaming\LockStop.doc.exe

      Filesize

      512KB

      MD5

      7348e49cf0bb7dbb866ec68ffa0fbcbe

      SHA1

      99930e3e6e38776dcdb3e196b8c156b33044b64c

      SHA256

      197765e868c5a4d997e078bb7f77de1e74580820f0d747208e57b62067aa4a37

      SHA512

      de9fd7524dea0017c3a9369929e3d305f31059040edebd36a0fbb8043932fc3a9e793b068f8c1633a46a30ac254d6c78ce8c857f238dfe7f738eceb9f660982b

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      19KB

      MD5

      7f317989ac3e81c8129814bc4eb6fcd1

      SHA1

      c5af32b851cf593cf7e5ca73544853a06afcecc6

      SHA256

      882ce7b5a009a6e0ca4cf8e1e2155c9ab06ae62046008e7745a2ff5ebea7118e

      SHA512

      12bfcab7b6be21d346648a24912d3ba7d57e885289d351e7f0e74721ab3e9a765b6af1e1b20cfd8593d0b668d6d768db985f7f020c1a627186594b0eb084dbbe

    • C:\Users\Admin\Documents\SaveEnable.doc.exe

      Filesize

      512KB

      MD5

      c32cbc15cb8942b571f30f8a46a0db85

      SHA1

      32be73df9d7a5edfbc7588fdacdba9d0119f9b1a

      SHA256

      1d8deae9f9ca9ff577e82c82ca92f804e8cf15de83c95b353e866f0e35556108

      SHA512

      bc95bff5e88c23041386a2a590cb0726c353572687839586ef07d620a938dcf6eccbfd54d3408d179451c6fb075eae75a1ef5f9f707f6725c0a984d2582eadff

    • C:\Windows\SysWOW64\bvrqytqfylrue.exe

      Filesize

      512KB

      MD5

      6de4d2a6249e4826a1cd46fb33d7ffdf

      SHA1

      16613e8b890e6337285755db94c3fbcf46783a3c

      SHA256

      ef4790d375c08de953cece0a5f4e1beeb4b38751000f1f572ee32f046ac3084a

      SHA512

      e4de95e8239b56f08536098cc83803e57b50db676f06b9b903d5dd099012f182555a88753e4a7a5b7fa8f466e6c87dbbd79a74faa8b82690c37cd3b2e6387121

    • C:\Windows\SysWOW64\tpznobfffr.exe

      Filesize

      512KB

      MD5

      36bc6a4207cceb81febd80e244a78af9

      SHA1

      80ad80ea5d4adc67e9312587a60209893e7b4297

      SHA256

      b0754dcd7245d6329f44920d7e27fe11d31ae7e3361762ffa98cfd429e8a2db5

      SHA512

      4cff719040d48afee79f7cc29cef36428b0ca3caffdd831accbdd8d243c5f6b054e4388890716c3f90037640e3d2cd97bb1e94b16fb12b8779f5f82bebd61ecf

    • C:\Windows\SysWOW64\xsnmfwsaanfvyuu.exe

      Filesize

      512KB

      MD5

      a91949622fc0bb1f28074ea317600a79

      SHA1

      b8cbc884e5060c0ec10d175102a7686ffc968755

      SHA256

      ad3b5f182580ec87023c01d40f124ddf7f58e03c2c17277673670f0e70c14661

      SHA512

      b1c906274e23be5ce29726a71f64a3e9ee1c69e2f3221f042f8f8c52cbc419a981f3a7293b634d1aacb647cd7b2d81683e0d27e5e799a47735b9ec3541404f32

    • C:\Windows\mydoc.rtf

      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    • \Windows\SysWOW64\hubxtnfv.exe

      Filesize

      512KB

      MD5

      90abcff6f5485c9bd22a1839368d816f

      SHA1

      2a35ecbb11c60c2a4ff3fcedf2242cec398d0d35

      SHA256

      0d25547cb6191e8ae9c43cc9989296b9aed005961b00ef5946359e01fc25b058

      SHA512

      b8ad667d47aa1592c8b8848f649deb03a969c40f362616ccdca408683407fc6b05ae8f65f697e03c292995363fd60f7979dc5e6ad267186d62cd0b4b898790d2

    • memory/2696-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

    • memory/2780-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2780-113-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB