Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 23:52

General

  • Target

    eeae49ada7ea91c10c6b3ad8c17efb23_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    eeae49ada7ea91c10c6b3ad8c17efb23

  • SHA1

    8dc8ca1ba225cc9a0bffea5ca78a63cf901f7f6d

  • SHA256

    37d85a211b7bbf2ede2fe15c557146b0fa2db301c053dfd3817534a8b677d9ab

  • SHA512

    b68e8c46428b39f38abad31bec82c82334d94c6329437542a7727ee2133573816db3cd80d897454bbe0118379e2d781ad7b994527dbf8858417cdb4909bd20a2

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6c:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5R

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 14 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • 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\eeae49ada7ea91c10c6b3ad8c17efb23_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eeae49ada7ea91c10c6b3ad8c17efb23_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • 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:2320
    • C:\Windows\SysWOW64\haiypnhjhg.exe
      haiypnhjhg.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
      • 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:3708
      • C:\Windows\SysWOW64\vvcufoii.exe
        C:\Windows\system32\vvcufoii.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:736
    • C:\Windows\SysWOW64\pmjwyhcefzqoswr.exe
      pmjwyhcefzqoswr.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:3476
    • C:\Windows\SysWOW64\vvcufoii.exe
      vvcufoii.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3796
    • C:\Windows\SysWOW64\wbimgjrxrgnte.exe
      wbimgjrxrgnte.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3948
    • 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:1840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    512KB

    MD5

    d81a2e1f36863540583db78d3095b9f6

    SHA1

    95d18fcf24a60ab8395e78a6f76ed96d71c804e9

    SHA256

    77cbb04a0bb4937c21c6fb906a8a9de7354984d253c4858bf0718f93acf40c60

    SHA512

    f3d6015d1d8b9cce8e0df6376ba894ec98b41854c75ddcf9ff986ebe1dd3494e47bb45fe9f09707733f4ca34c3df2bd82c542f4c089957c4e4a4c0d8570c3c8d

  • C:\Users\Admin\AppData\Local\Temp\TCDC387.tmp\sist02.xsl

    Filesize

    245KB

    MD5

    f883b260a8d67082ea895c14bf56dd56

    SHA1

    7954565c1f243d46ad3b1e2f1baf3281451fc14b

    SHA256

    ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353

    SHA512

    d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

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

    Filesize

    251B

    MD5

    0f5e186860211edae9a3ddbdc690de50

    SHA1

    a3f227f0ba832573d66313c879e5a6d850a0d663

    SHA256

    871a352c9d455cc33d146ea14a8644f20aba6ebdda018e0658ffaf20b3018d31

    SHA512

    2a837f63939d794c121334421312f988a834e780e5cc04fb0c8f71e89b5c2cb081924472a9597ed6f6f1c2c49ce375e4a7f6e117aa4aeb42339c8ce25e1390c7

  • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

    Filesize

    16B

    MD5

    d29962abc88624befc0135579ae485ec

    SHA1

    e40a6458296ec6a2427bcb280572d023a9862b31

    SHA256

    a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866

    SHA512

    4311e87d8d5559248d4174908817a4ddc917bf7378114435cf12da8ccb7a1542c851812afbaf7dc106771bdb2e2d05f52e7d0c50d110fc7fffe4395592492c2f

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

    Filesize

    1KB

    MD5

    c32b0885c3ccf34955dbccafb9236d46

    SHA1

    f3682229813ab3776c83098257f51861bc703b87

    SHA256

    86cbb995bd74da46c0713228ce1de699a9098dc318ede13f90b93c7d503ba145

    SHA512

    b4a15f2d77fb944adfe66b34ad949f79bbb8f5ccd5988214a125e3fe8e7ed4be5f2ff9ee860a117424cf37b515efd99a0b9321788c662e355b5dad96e2d4a1ed

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

    Filesize

    1KB

    MD5

    e69bc2c54a744a6233a23fc11ff9e95b

    SHA1

    93713530b14e6a05a3e8757d213200bc1e76d5eb

    SHA256

    9b6fbe6f423dfa9b746414377eed1e7e168ef6348792c12258de1ac88b28c0fc

    SHA512

    2636cddb835e65a1837eb4b57d337e6c7a547fef388ee72183e355f5fd976f785443e3d0d68dbd9ecd54cb7b9d67505a1d85cec03b2cb039f271a186f93b5e32

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

    Filesize

    512KB

    MD5

    b21e172b7747315452e8c9c00d1029e9

    SHA1

    b134c2db9035e10f1e04dfa01dcdf31209ecb023

    SHA256

    29a9ebb2c9d37ba18c821656e45f48b70e0d81e238d1849f90885a0325973519

    SHA512

    14a2777951ae18d79e39c64c9bbb6e8b31e42e892ba069c593c44137b913ae3570ff09b8aeb00cdab891e429675b9bfa278f5120ee00046ae70c649df24b944e

  • C:\Windows\SysWOW64\haiypnhjhg.exe

    Filesize

    512KB

    MD5

    6e93ab44dec8d7e2a52728a719ba62f2

    SHA1

    716f75bc968b07f512a0a408005f1877f47e19ec

    SHA256

    c2f15b02ab0d04558481233084ad490522ca0c126cbeee91dac402a8d39748b6

    SHA512

    e66c5516fd3f282f2970df1c17835fc59f8ddb3a30c275339afda1eef8c095111c2e4b3734ee523b87ae6460ad90b4c6db3edac32aa182ac4f8a33eb42bfe106

  • C:\Windows\SysWOW64\pmjwyhcefzqoswr.exe

    Filesize

    512KB

    MD5

    d304d053b52cc0f8502b18b6789e63a6

    SHA1

    1429b50178e14d75b2e342e58a2a136c03e38953

    SHA256

    83352a61613b405064a9f90b670733835d5555b5afa24183a3304bc5521d5c49

    SHA512

    955c027361cfcad3fad64cc991bbe1a275a46aa05a8262e81122649089a533091a2e55b218db0f23b18855303c1170c6146e8c7bb247abbdb5cf6a209b97f4aa

  • C:\Windows\SysWOW64\vvcufoii.exe

    Filesize

    512KB

    MD5

    97c03887133204a86f14112ccd42d982

    SHA1

    02d474c2798b21e04c3df668cb22f96fa22176b6

    SHA256

    8767d872266a75afdf5a3c32372b437f9c7bcf66124cb152e791d2a51578ecee

    SHA512

    9c69cb29ca291ccbd6e5b5282c842fe19d5949874007894398a06b1d789fbfbf17ba54b14430d3c638fdbd559e2b16c7dd17eae82dffe6bce040451c91911ff7

  • C:\Windows\SysWOW64\wbimgjrxrgnte.exe

    Filesize

    512KB

    MD5

    b4b7265052bbc8a56d0c9ee7d4d2b14d

    SHA1

    32de03daca9a817f6191e9b2e8eeeb0ddfbad1cb

    SHA256

    1539fccd2ba329a9664826b0f83436045ba966578dcbc4f5316a3491fdc9b233

    SHA512

    854973d787a0c6b70bfeee5b138ce3ab17e3ce871e1ff7385ac8e33ab08ffe343390f85c46ca39890fb6667f62da0bba69d48d889ffa905aa1cf80d626252f98

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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

    Filesize

    512KB

    MD5

    8448821fdf2e03f04b38e9de9402e89c

    SHA1

    4269cf64e5b4b17d0c086c6381f6f3fa4dcef648

    SHA256

    dbb339c14ce9528689de176739bb3414475826421b55455839562a86c87527b7

    SHA512

    0b5c6ca0fde0a8f07624ffe0cc067718cbf418ed1534bdb3a6d92eca25f5fcbfe0d7fd02893add7977e6cf0dc4f7914b43b134e3103ba4053fc7c31fe6e2187f

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

    Filesize

    512KB

    MD5

    d214315bed48b350af244c5805b92bf4

    SHA1

    50580bb003657ef119374fb464f338f2d0ea8dbe

    SHA256

    fa006e127e167046b69ed6414580527de532cdba3be91d4270d71ca8e3b6a9b7

    SHA512

    0b5f587e7114a3096bcad687aa2df66fcbeb5e3b835a167299344991d43d1de726b468815e9397c06ff0b6ab0c6b1e4d3dec86f1bb98571513b37d0f1ec52ea0

  • memory/1840-39-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-38-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-36-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-37-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-35-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-40-0x00007FFFBA9E0000-0x00007FFFBA9F0000-memory.dmp

    Filesize

    64KB

  • memory/1840-43-0x00007FFFBA9E0000-0x00007FFFBA9F0000-memory.dmp

    Filesize

    64KB

  • memory/1840-610-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-609-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-612-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/1840-611-0x00007FFFBD2F0000-0x00007FFFBD300000-memory.dmp

    Filesize

    64KB

  • memory/2320-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB