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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 05:16

General

  • Target

    e94e7933300cd60bc3f011dd41a72632_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    e94e7933300cd60bc3f011dd41a72632

  • SHA1

    1f4d08415db105328491b185bb0c5dcdfaeba684

  • SHA256

    b48ea3a507988bed8643928598a189275333fe4b40b233547eedd682d4eb6870

  • SHA512

    3a1d92669271812213ed1ae80814eebd830fd8996260f46f2957ca8311ef58278b402dbd1fe1fe1334103bc0826b7443d51951c4a63603a6cea38870195be3f5

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6e:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5J

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 12 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 22 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\e94e7933300cd60bc3f011dd41a72632_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e94e7933300cd60bc3f011dd41a72632_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:2044
    • C:\Windows\SysWOW64\kxlvrmuzmv.exe
      kxlvrmuzmv.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:4816
      • C:\Windows\SysWOW64\aehwnnbe.exe
        C:\Windows\system32\aehwnnbe.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 use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3424
    • C:\Windows\SysWOW64\crzdzziefthsksq.exe
      crzdzziefthsksq.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3896
    • C:\Windows\SysWOW64\aehwnnbe.exe
      aehwnnbe.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:3452
    • C:\Windows\SysWOW64\aygqqcmtzfzuh.exe
      aygqqcmtzfzuh.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2072
    • 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:1268

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

    ef816c196d0510816025978a8d0d3df9

    SHA1

    047e9b9446816ada90ee46f9ec490b156f59f9dc

    SHA256

    bc5e4238179ec5b4f6a5f205a5450d207aba7eb577017c2658a038d9e18fbc1c

    SHA512

    55a5e6eb92f14b643d739d5268f3c0a9a87211fe95cdaf2cd7992a2c8c065fe589f5845d3e2c54439ab2f767ec37673cbebcc3e0ade40ae455299551e6cb153e

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

    Filesize

    512KB

    MD5

    6f6c0e8b89e6b0b7c0913aa882070f27

    SHA1

    7362c9eda2d00d32e75ab3d8a1941b0548aacc5d

    SHA256

    7151f92cdecda9d1ee1286d009737bd9f2f2fea400d9639b6cf26d710cd256e7

    SHA512

    dc919ceb443b1f794396d49d809cb3cc6ef2ba971cae45f9d441058e134919416dfc18879f3fc9040f1ce340b520228fe8ab56e7f99175d8207cd85afa5791e6

  • C:\Program Files\MountConvertTo.doc.exe

    Filesize

    512KB

    MD5

    e0530e158c43f1a915b267201aa88286

    SHA1

    53189a6f682438452be5bb3fcf721ed75a8479ad

    SHA256

    72f38886dff53b14e47e44ca0c9dd703e621a7d246f91bb5427a720b9c1fb10d

    SHA512

    7cfca6c4c66461e5580b6d352cdf8b2a917430fbffa36b3d059aafa093abe626c468ae3e97f05d049447541a25d59fee195b6cc21fb174a4c4df3a2e3f21bbd6

  • 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

    449351232d4a914fd4a5165971adc184

    SHA1

    7a9d92abb4f22b4c2aaeb34aad51b63f357e4b54

    SHA256

    1ebe1f1acd759c2a6fe7a483381f72c27c9bfeea98eb0c3e695fef665564bd82

    SHA512

    832cf96e7b919553c235d9cafeff11dfe8a13ae8ba49e105fb8b06d27021ac04dad8d54d07ba52fc300d204d165e4f391762ec627343249ab0ee7d8e12920f0e

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

    Filesize

    3KB

    MD5

    93fad1cb069452dd8a6d7a7f38e0fa56

    SHA1

    ce97734486c7cde0cc1e77d3b8fc2203b9fdc45d

    SHA256

    4f922f4d3f2382862eed1aa57d8af50d68c1d0e2cb8cee83cdb7293d2493f217

    SHA512

    0d5a9b278ae345f95d91085a3396f0abccd9aae0eec5a91ac33df14966f411b264df1347be22c27c165d5e590eb46cb3d7ec53000bb7848ce694f6867dd6a15a

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

    Filesize

    512KB

    MD5

    a6b76fff1d85688bbc668bb08ba33b0b

    SHA1

    9afab6fa535cb79b6071a003cac2e16556fa05b2

    SHA256

    148724b160323edf35e5f78b4ee3a6cb3b8f5b2629f48f75dffe1b73bef7c553

    SHA512

    5825be0dacb9501facc3fd4a2b0490412fb55ed96d49a739a717bb83c4ef40cd1ac306aaea67974335aea7bf321415c9f9d7bad7812b1496dfa23cbea45e84d6

  • C:\Windows\SysWOW64\aehwnnbe.exe

    Filesize

    512KB

    MD5

    66f96ee6562a33941a0295f6f8e0af91

    SHA1

    9e2013a57f5c19ffcd01c0c9193030d1ac0af4ec

    SHA256

    aaefa078f2f09c85764f6b7d2a4582275c686fa453cfdf0da06ac9b1a21565a9

    SHA512

    d4430f18b378764c169b23883a9afc814bb03f09f46222ff48a4c787f40f12d9a076de66703f1807a1452f08b7d81de2dfc65a165fd3bfbd4c3b3bc7c1989c9b

  • C:\Windows\SysWOW64\aygqqcmtzfzuh.exe

    Filesize

    512KB

    MD5

    0b1d5db5ceca930405c5c59cec60d17a

    SHA1

    bf5340e7a3a5c0bf05734fa197ed177ab384ce33

    SHA256

    c5bcb61ccf491fdf61711cf8ca9548f241594e5258fd0f2768bfe908a26a9488

    SHA512

    bb68c22655f7f103ba913949675f3d2122e32aca390cb5073b438437e96637b748a1d990860b363ec4514215e4a30fe952640edd485fb3408d55e08e6b442969

  • C:\Windows\SysWOW64\crzdzziefthsksq.exe

    Filesize

    512KB

    MD5

    e8b68e9de93061e232b26bf6c6035577

    SHA1

    4130a721b7ced7541ae5dc5ad062d72192136e10

    SHA256

    7b82d7ecb92add564c1b15f351c3b50e4304402f65618335b08363c9dc5b15ec

    SHA512

    8d9a08c96aacaf732ddf43f6bc1bc3515e01f6882484f3ce6f797d494fc0a193d6ef89372ac9cc2c53953d594e4d50681e1b8a6731ff5348bb2460c45ce17cfc

  • C:\Windows\SysWOW64\kxlvrmuzmv.exe

    Filesize

    512KB

    MD5

    2617a4d64a66dbc109f75213ce5392ce

    SHA1

    995604b31d7fda075c5a0ef09da1be677db15d51

    SHA256

    13a44f45f50bf0780dc26fe4f94375f68b982e697c3f4984429d865a5ce1b5b0

    SHA512

    0a502d5472893a45666a3f33fd63ebd36f234c635b6629d118f9c3c31566c297896596916264ef5650ef84f1aec6e38d8f194a5b8ab1cd62cb075d4d85a143be

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

  • \??\c:\Users\Admin\Documents\UndoClose.doc.exe

    Filesize

    512KB

    MD5

    b9536308788963b9e34085f64b28512d

    SHA1

    8a5b920f3615853aab727f950399cd25cce3e834

    SHA256

    aad954933f78c353db64bae803e94d84956aa2b2d6a51390f8bef40227c79abe

    SHA512

    df43425f399007d29fc4a712707c2a6dbcaf6590f984bb96480791e37fe3dea39a5398633cb838f1e686ddc8520711e2b031ce56362abd2c7101dd8115688a13

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

    Filesize

    512KB

    MD5

    6bcff6b1d72b77547bb86fbb42bb1ae8

    SHA1

    5a4ecec4f75ea3a2e36adcec3555b0b65010c01b

    SHA256

    acbcdec7914feb081589d37b6de33b5050184c63b6f894b704f729944d08f5e7

    SHA512

    3d9c465aecbfa7d5e4223ecbcec35467c193e7a53991b6a0919e222a3914575de20a911b25c09149b4298eb55e17e2be9c4f6164cc73ce4816f630feb1b591bd

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

    Filesize

    512KB

    MD5

    4592ea75de2e023cf4d5caa3c2c94b82

    SHA1

    f53b880aa8cf93b347a61d108cba0fe6df4586e0

    SHA256

    e9a9142d30182cf88ab54841d684ddbbcd1dc90eee00dcb89aeffa6185d04c2a

    SHA512

    858b9f15f62abc0d213b6bcacf78fc8d77e730e54247c49f3e912dce7340f67762971b90f7af8eb646ad1700e44fda66f7b511554eeb2125141d4f77a3dbc7bc

  • memory/1268-40-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-41-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-48-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-50-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-51-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-52-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-53-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-54-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-55-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-56-0x00007FFB1E7B0000-0x00007FFB1E7C0000-memory.dmp

    Filesize

    64KB

  • memory/1268-47-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-46-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-43-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-42-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-155-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-49-0x00007FFB1E7B0000-0x00007FFB1E7C0000-memory.dmp

    Filesize

    64KB

  • memory/1268-39-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-37-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-38-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-36-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-35-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-125-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-126-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-127-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-149-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-150-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-151-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-153-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/1268-152-0x00007FFB20ED0000-0x00007FFB20EE0000-memory.dmp

    Filesize

    64KB

  • memory/1268-154-0x00007FFB60E50000-0x00007FFB61045000-memory.dmp

    Filesize

    2.0MB

  • memory/2044-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB