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Analysis

  • max time kernel
    145s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    10/07/2024, 13:28

General

  • Target

    34e9c01cecfeb8bc0d49135599a35e55_JaffaCakes118.exe

  • Size

    160KB

  • MD5

    34e9c01cecfeb8bc0d49135599a35e55

  • SHA1

    0944aba286cf170f8c14fd35b010c21dd9ed4017

  • SHA256

    2d00386773d1a46b640690e54486e66aa7e00192a5f87ad3827dd005835aca41

  • SHA512

    60b1e8deb24e0e26bcc9357d0bc75a96e1207e56565bd797cf400847f83bb2e263c34398702731ab4b3fe9e2d2a35efe6d9efed114331428132ffaaca2f42f0c

  • SSDEEP

    3072:JJ37wWMULJBHBFc5REPDrpJcgrVG/Q7Fk8UZB9Gb:TxE5REPBJbVGo7i8kjG

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 14 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34e9c01cecfeb8bc0d49135599a35e55_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\34e9c01cecfeb8bc0d49135599a35e55_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Users\Admin\AppData\Local\Temp\34e9c01cecfeb8bc0d49135599a35e55_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\34e9c01cecfeb8bc0d49135599a35e55_JaffaCakes118.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Loads dropped DLL
      • Adds Run key to start application
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2932
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\spoolsv.exe" CityScape Enable
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:344
      • C:\Users\Admin\AppData\Roaming\spoolsv.exe
        /d C:\Users\Admin\AppData\Local\Temp\34e9c01cecfeb8bc0d49135599a35e55_JaffaCakes118.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Users\Admin\AppData\Roaming\spoolsv.exe
          /d C:\Users\Admin\AppData\Local\Temp\34e9c01cecfeb8bc0d49135599a35e55_JaffaCakes118.exe
          4⤵
          • Modifies WinLogon for persistence
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetWindowsHookEx
          PID:1972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    1a027dcedf29b81cfcec731bf88fc9fb

    SHA1

    2325676e62d6b9a6760327c11e82fed03106d3f7

    SHA256

    08e0ca434b737fcacc3a73d76e84ca438e0822f80997d45e900a378b294905a9

    SHA512

    f1b32afee0e3179d6829907e03beef8e8fe70970e3d89465bbb9d3f918c0606fdd2049c075a3024027c12124c2f4591c74b5077e402fce133ffdfe355fa234fe

  • C:\Users\Admin\AppData\Local\Temp\Cab6B14.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar6BB3.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Roaming\spoolsv.exe

    Filesize

    160KB

    MD5

    26828de6510596828a7d78f981822e50

    SHA1

    7a05314ed0bcd75baac6b37487add117804215f2

    SHA256

    4e6a61e468ddb58becbc26a7939a75954b5549ea94357cdd6a61f7ba85e7a23b

    SHA512

    d6cf89bb0acb6b6eb8c9fac7cea888b57d8688c0b75bf6dcdce6c10877e44dedf79446ef42617f193456580fdea03069823c3cb0282bf594f0d0516dbf50064a

  • memory/1972-176-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/1972-175-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/1972-187-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/1972-184-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/1972-181-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/1972-178-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-0-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-12-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-4-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-156-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-15-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-2-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-11-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-10-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2932-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2932-9-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB