Analysis

  • max time kernel
    150s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 16:41

General

  • Target

    e5617b2da499c88bc5802c3f8e952737_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    e5617b2da499c88bc5802c3f8e952737

  • SHA1

    02e66f0d3952156d43eeec37b793d7065d9fcfc1

  • SHA256

    f48046909760b08428a87969d87f465e64c1fdaeccc3ee5a9050eab9037828d1

  • SHA512

    74545ecf513052eea5fc20a04bed4a1cc1c5c768ee33b201b732385f95f559bd9114be4a5fa5d1268115139ca3baee37df67c25156ec1d48d9503883d4505678

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6B:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5G

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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 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 12 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5617b2da499c88bc5802c3f8e952737_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e5617b2da499c88bc5802c3f8e952737_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:404
    • C:\Windows\SysWOW64\htmvvpcupl.exe
      htmvvpcupl.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
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4036
      • C:\Windows\SysWOW64\xhzaqqfq.exe
        C:\Windows\system32\xhzaqqfq.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2160
    • C:\Windows\SysWOW64\psnkyfehphuqpau.exe
      psnkyfehphuqpau.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2780
    • C:\Windows\SysWOW64\xhzaqqfq.exe
      xhzaqqfq.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1948
    • C:\Windows\SysWOW64\mondyfnzpabqx.exe
      mondyfnzpabqx.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3304
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:1104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe

    Filesize

    512KB

    MD5

    0267975e69270d05edd6f8eb79764b63

    SHA1

    ed6f620e0c4aa317bc0a280bf16085987c88289c

    SHA256

    e9ce0031670ed5fd0144dbc645d8d21620f34de0477292d0c07dca636404e4a2

    SHA512

    b28b8f7b1d6064193e112284d6765b5485dab077a3fdc7c135dc78cf5d7db30ca8a90d7e8e81ed7bfd99a6a7517641945bdaab3bbb4d46a1335242f01844d29b

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe

    Filesize

    512KB

    MD5

    f676459a78753b577e73569994c28379

    SHA1

    6701f3a0d080362dc1bebec229d5260234bbf5b1

    SHA256

    9c0e9b75d6714a85a0a39b3463af04f08929406a0ad3c188516486d5bd72f7ee

    SHA512

    deb94501dc65dd40f7aab221356148f4e723fc94d71ae66c7fe033d4cbbd356900d5405aecc159e3e8254917972b4e11f5e375f4d1af635525eb9506284b552b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

    Filesize

    239B

    MD5

    955cfba83c355f3f6ad29e889ef145f4

    SHA1

    e0af6190ffa9db812ff91cd876ebe4e124cd0d7e

    SHA256

    e7c59d033ba6a5ea308e7d7251d7a73b4446637dfe25e212a74b02f0f97879f0

    SHA512

    52e3b919ff075b11fab36855bf9bcb5f3756c4602267ad61c8d46de20c8cf458b54bf638afe1c1b4b7503d6cc18ab32acd200d455144a2bef45fddd4b7d5a5fa

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

    Filesize

    3KB

    MD5

    7a1c882e951547be084f9fc6714d3765

    SHA1

    f771c84e21c7bf938071578ed5fa297c20ee8e1f

    SHA256

    a341bd34e4bed357df9960d76833d83073cf768a50f86978a245adf7a7c5fd24

    SHA512

    02dbffb1d674dcdaa98d5bc84309ddd26a700b60e913ee18d1769c11a4f13f2c09426f4a052d012f6cc80f61f9a9680b108f1d05b4ebae3c6d05a278f5a81553

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

    Filesize

    3KB

    MD5

    eebcf64d8a787ffa07b020652965d1a6

    SHA1

    21fdd92186b658db37493872f4032b88b7093564

    SHA256

    6ab8052b31c15b4c3f6822504c6f999ff4500a2686d192f54d19456f00ce14b0

    SHA512

    8d3d1ef2341a48eff7ee640aa23c4a9ffb161b4672ddf860190b6e3c881125ed3039eae8f25d63ea285124677e250bc16be5daa585907d32690de6856d1cd66f

  • C:\Windows\SysWOW64\htmvvpcupl.exe

    Filesize

    512KB

    MD5

    6a3a99b1e0c73496e34a6db4126b5cdb

    SHA1

    80ce9f68cbf3327ab90601cd973ee76bef5d0f09

    SHA256

    eec8007f377cb42db46963fd5b3b1bc26031ca25f3a0c342bc480f0ff137d6dc

    SHA512

    61b4ac70ddbd354d5894b901e649204a0776f434bef736ac9ee33dc464635b8720c492352c9777fe5411f41279d73ffd71d88a6114712bdf7a89c4223d35fbec

  • C:\Windows\SysWOW64\mondyfnzpabqx.exe

    Filesize

    512KB

    MD5

    f32a6f451b762b337670db057d224315

    SHA1

    c180fdeff352e9ae1ce8debb272be1b224d87c57

    SHA256

    7f77397259b82e60eca79c24c8bdea46cbffa0e3079524b2d0cbbf61ae9d42f4

    SHA512

    9b00eb238bff50e69a7e1ea2d26b46f5d2d3be4a3519daf8b30cc2e1bce3fe33487a746c51e89a77f142c3c1cd76b9a94e0a5e2042111c8341271fc1ea54a074

  • C:\Windows\SysWOW64\psnkyfehphuqpau.exe

    Filesize

    512KB

    MD5

    ed8431dfcf2dfb9413f51e2287de1563

    SHA1

    cc1eb22f81ae860731ba42dc08f47bd945cc6dd8

    SHA256

    846991730fd37306e27d61df32d0f06ad5347d9bd882fa6d1822df73a7caf381

    SHA512

    4f30fb55ddc0db0396480b2f5727365cf09b066abc75ddac9f9fb57d93a7b328d7a8c9e7042b1982c25408e1ef4885258b579e8a923e60f4c084c2b7b493578f

  • C:\Windows\SysWOW64\xhzaqqfq.exe

    Filesize

    512KB

    MD5

    a87c2d614188028ab26a8977f952a3d8

    SHA1

    665086b2a507949ee07610a73cf5bb61b33b73cb

    SHA256

    f9ac5f0ba0892c67f0e3ddba249b76d1a8c7131af67fa52519ba839a19dfbbc6

    SHA512

    410db630ee8cde0c1f0a1b9f729614c124b956650d92ff78ad400c132447f89126522b670a1f466843d6acb70fd4436dbc8acf1e091eb596de8c7a659b7c1cb3

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe

    Filesize

    512KB

    MD5

    b20375b8403c30a94ae3a5e5a4468c2f

    SHA1

    ab3b6e63889fd13249790fec3a50e329be44e3ec

    SHA256

    e399ea7efd06c076e72fb3171fc57772b802760c41de79f325b233a00c5a074c

    SHA512

    b99767a57585b4e0b9743d26b592a33c413fe251380699b05650a72eded0c36b2d88ea303d0e98549cb8b82c8750868210a88f798ebe9d680d1e1520072def3f

  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe

    Filesize

    512KB

    MD5

    e4e7cfc35663b6c5c42f1d7b4f25594d

    SHA1

    38607cc99101f3c13bb9ab4bb8485f6ff2ca286a

    SHA256

    8cc0c8cd3a380510e1c0e29ea8b81975cbc9957f01185015b19471a0ad884c90

    SHA512

    8e0b4fa66460b3883ca1c2e256fb9518128caa090147a9f65732a761a9c4440af3fadcdc01b4f44fbc56ff4949eecc0f8ace48b47e7f5ca3d244ba15f2e003df

  • memory/404-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

  • memory/1104-45-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-48-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-50-0x00007FFBD1460000-0x00007FFBD1470000-memory.dmp

    Filesize

    64KB

  • memory/1104-37-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-53-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-54-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-52-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-51-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-38-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-36-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-55-0x00007FFBD1460000-0x00007FFBD1470000-memory.dmp

    Filesize

    64KB

  • memory/1104-46-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-47-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-49-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-44-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-42-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-41-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-40-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-35-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-104-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-128-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-127-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-126-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-129-0x00007FFBD3AF0000-0x00007FFBD3B00000-memory.dmp

    Filesize

    64KB

  • memory/1104-132-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-131-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB

  • memory/1104-130-0x00007FFC13A70000-0x00007FFC13C65000-memory.dmp

    Filesize

    2.0MB