Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 06:44

General

  • Target

    6a1377f2d670fe2c3632a6b485699d15_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    6a1377f2d670fe2c3632a6b485699d15

  • SHA1

    f4329395a3d64238f615a44dbbe58bac93055015

  • SHA256

    948bc15d0c5e50162870518c73fe06805de301354ba358f0c26d56ae26d38006

  • SHA512

    cfb98935cb1f8aaac247eb3cc6006c9502ec1ada184c52a3f275d431c846c75b05815df465cb127d9dc28ac6ffee7c6fe16b2d5f0bc13779a979213f3416410f

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6n:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5q

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 11 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 14 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\6a1377f2d670fe2c3632a6b485699d15_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6a1377f2d670fe2c3632a6b485699d15_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:1072
    • C:\Windows\SysWOW64\rmrtuwvcaq.exe
      rmrtuwvcaq.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:1100
      • C:\Windows\SysWOW64\mpqaituq.exe
        C:\Windows\system32\mpqaituq.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:532
    • C:\Windows\SysWOW64\sqsxpwlcsjabgbt.exe
      sqsxpwlcsjabgbt.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1512
    • C:\Windows\SysWOW64\mpqaituq.exe
      mpqaituq.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:1152
    • C:\Windows\SysWOW64\nquicygbhuqni.exe
      nquicygbhuqni.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4200
    • 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:1348

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

    d7e5c21eaab22f8ef06da4c2797cbacd

    SHA1

    8055938a49e790976f22226f6c73824cf24f700c

    SHA256

    0639730fcdc75ae17a7dc6d07106742232e9c43d75bc7f70cbc6df43bf5907f3

    SHA512

    4b08b93f03f059e8c3e5413d9638fd48fd3a7dc7b56639d3c488f04eebaa4b188615646abc11ac5f26fce2692e82ab188f4bea8eea304320f85e9a8d579f7a5c

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

    512KB

    MD5

    a1271529adc5be9f15a27dca3cb13956

    SHA1

    772dd37be39ecdd6798473c4042d726ef9563114

    SHA256

    fe27c4baa9b85f8669b4bb0994bb5a31a770449c2c0260ec7694b773f1bf5b0b

    SHA512

    cd7d6f21777ebfab653de51cc5f4783589ce915f8c218fbc615c0972dac562a364a4a5449cf8d00962229ee99a8486f5f907959fa29d9170f74a04bc719f829a

  • C:\Users\Admin\AppData\Local\Temp\TCDC650.tmp\iso690.xsl
    Filesize

    263KB

    MD5

    ff0e07eff1333cdf9fc2523d323dd654

    SHA1

    77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

    SHA256

    3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

    SHA512

    b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

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

    239B

    MD5

    12b138a5a40ffb88d1850866bf2959cd

    SHA1

    57001ba2de61329118440de3e9f8a81074cb28a2

    SHA256

    9def83813762ad0c5f6fdd68707d43b7ccd26633b2123254272180d76bc3faaf

    SHA512

    9f69865a791d09dec41df24d68ad2ab8292d1b5beeca8324ba02feba71a66f1ca4bb44954e760c0037c8db1ac00d71581cab4c77acbc3fb741940b17ccc444eb

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

    3KB

    MD5

    315e1b0fde32ee0b7a0c36e87b3301cc

    SHA1

    f7c3db0d71eebec22e4fc43f279458259a2722c4

    SHA256

    1f8b77a4ca499562cc30d4a99cbed6f7b52b572b02b341f049f4eb325d486f09

    SHA512

    956e6ae6bf934f19bc6bfa9c3a45b5d7e217b3c838493d3e2073315296ec58ce06a3637e98c1f95e6639e57db2f5307b723ed706ab1fba7a3b3cdc26331421eb

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

    3KB

    MD5

    bf8e5054a7f75486ce54be500f207f92

    SHA1

    40fbd8f0a23e9c2a1eb56b0affb76bd4bdb1370c

    SHA256

    5f7bbfe73624b558bff95b70f24e5c257bd6039049b7fb88cdd301bd6cfd151b

    SHA512

    51b2c88ff34f07835d5f9cfab88dbb86e1560ad0dca2639a840538028ab5915c1fb292cf1248f7a27c903bfc7a1c32b06bfd2ec7086908978733c70eba363e8e

  • C:\Users\Admin\Desktop\DisableRead.doc.exe
    Filesize

    512KB

    MD5

    be7d9f85b5f3e1d1546da555f6140b37

    SHA1

    9f5e6344f648d8baedd5da7d4dd952fbbd6dc08f

    SHA256

    7d63bc328c87e4132679430488a52d2d96b89923cd25bb2819ecaaacbc695a61

    SHA512

    b6916286bfa1eeac76d9bc4941b3c914286e7548bf83a6363c9ae350a5b013ca1bc52b3f75eeaccd66842ceff4cbcd72fc0bdd0482420e7ae2f4df5d4c9e0789

  • C:\Users\Admin\Documents\UnlockStep.doc.exe
    Filesize

    512KB

    MD5

    1a3a2f9eada51302974342e8fda9f68e

    SHA1

    fe98c3595104d250d5258671e55e9f9bba1ccb48

    SHA256

    a1896f26d4ff4dd2922f14c108dd1816a59c050fa4ff91ba42005a1655883f75

    SHA512

    bcfb3c730fd92efc67797fd689485c47b84fb4613955e20b9eab5c4999bbab8a0aa37c2d9a85c519d6dffb578cf6cd5e559c5f79b6d3a29d71a73cc1e84bc029

  • C:\Windows\SysWOW64\mpqaituq.exe
    Filesize

    512KB

    MD5

    256b3dc16dab0907c2371c5c3866067a

    SHA1

    8089fa5c7876a5a32bb898669c166c1d9b52b4eb

    SHA256

    d23d4ad379d0207e3c3e72996e8407242ac2a16c7b327df83d6f97e4092d3647

    SHA512

    a0ab82ab10f8a00d3190e8f9a414ba05fbfd67d9bb137b217dde93a1af0044685d8cdab3c35d572d4e6f958edb5c6431238dcc5d1cb6373fb1f8a6bb80be99bf

  • C:\Windows\SysWOW64\nquicygbhuqni.exe
    Filesize

    512KB

    MD5

    5cf1c64f88d40eac6f286a247cce58b0

    SHA1

    66546400c92fd4028d252bfb72c1515a536a6470

    SHA256

    fc264c9db193de12f08ad07025808866f176e0a08999360b1d1dd82fb8aad383

    SHA512

    5f42e51e236c7aff714b9002f5c382943da40415af08119a0c360fc94f9b781abd391f5135d77da9938bec8913560abe22112beec6d48583f8a1b0bfccb8d804

  • C:\Windows\SysWOW64\rmrtuwvcaq.exe
    Filesize

    512KB

    MD5

    70398296aebec6bd2a025e99a4f37e06

    SHA1

    98eb1ba340bdde68c5b828f950c80db2a19c16c7

    SHA256

    3b04a32b5b79b6dd7d9b6e5c8e6fb77749c660ce83c7a32320118972b20d2d4d

    SHA512

    bf8ec6b7bd6168c080b69b9461d3857e8526d09910f211758080e41453062c29f05d381fc5fbad1d7b838d0b11e81f09f56a6c8bbd55e3fa45e29f3561b23be3

  • C:\Windows\SysWOW64\sqsxpwlcsjabgbt.exe
    Filesize

    512KB

    MD5

    39584665f677e358526784b148f88eca

    SHA1

    34069e776c281b31cab24f070d80a4af23204af5

    SHA256

    307bf998caf8ad745f9dd9a9c6891bd75b3711355b4d1ae0e01afaf572d2a489

    SHA512

    40feae8aa7d69fa7410271cf149731501b7d7af4529e56211891c33ef99911920058be72d57ccdfc9aa53b356959cdfee5958e827a72b8a1eea71004589dfa55

  • C:\Windows\mydoc.rtf
    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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

    512KB

    MD5

    80bc2f5e5f85166e1b3180ff21cd0b19

    SHA1

    62b47c373a03c9a862129bbadb1729e66fe60529

    SHA256

    9a1d81b5e1537cf33604338ee45bab08c8a038e7f8d94dec4268458c7b7478e1

    SHA512

    8c0039da07cde84e6fdc3a83ba7e1bfd853d38173a2a7b320a619fb1d854c1b0b202d2cb92630641a8b1220caa0bf4045a0e5d5a0d8c631ff1572246b44d2bdd

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

    512KB

    MD5

    0cab823d5a7990364ae51702d49d4b26

    SHA1

    b62c3de2069226c6cb72ab09b2a3dad3eb0ce41a

    SHA256

    8924dc041c4fdf158941c3fb7186bd173630540d1b6d00cdfe9916036800a46a

    SHA512

    daed9f279785c3dffc1b9df6cf4d5a92bd4f247a2e3d16cb7bb6dbe54e94e66843515d3c83cb1416bc3e5a7948780ce35de05bd9ad4f59ce4ea5e46a83b8d0e0

  • memory/1072-0-0x0000000000400000-0x0000000000496000-memory.dmp
    Filesize

    600KB

  • memory/1348-37-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-38-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-36-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-39-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-40-0x00007FFD37C10000-0x00007FFD37C20000-memory.dmp
    Filesize

    64KB

  • memory/1348-43-0x00007FFD37C10000-0x00007FFD37C20000-memory.dmp
    Filesize

    64KB

  • memory/1348-35-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-574-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-575-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-573-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB

  • memory/1348-576-0x00007FFD39DF0000-0x00007FFD39E00000-memory.dmp
    Filesize

    64KB