Analysis

  • max time kernel
    150s
  • max time network
    126s
  • 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 23:28

General

  • Target

    eea3ff7a3533c37bb102a18ae801d651_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    eea3ff7a3533c37bb102a18ae801d651

  • SHA1

    cd34b8cf0cc866cfd702bca069ae03782f7390e9

  • SHA256

    124eb5af22ea3cd9780ab256cfaa916c999a232ec49a31aae5c88fa0d889694c

  • SHA512

    14654258f230de1a13f37d1f8c02eeda3a58a6800ab5983093938b8d38c3e869cede1d662779080204cf634e58dc766c76d0d4663d93f4e4a6c04b07a5374ff3

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj68:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm55

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 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).

  • 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\eea3ff7a3533c37bb102a18ae801d651_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eea3ff7a3533c37bb102a18ae801d651_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:1048
    • C:\Windows\SysWOW64\kzesbmvokx.exe
      kzesbmvokx.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:2752
      • C:\Windows\SysWOW64\nqdgxeut.exe
        C:\Windows\system32\nqdgxeut.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:2704
    • C:\Windows\SysWOW64\tybrjowguticlxm.exe
      tybrjowguticlxm.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:4460
    • C:\Windows\SysWOW64\nqdgxeut.exe
      nqdgxeut.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:2332
    • C:\Windows\SysWOW64\enzdhzxrfmhhc.exe
      enzdhzxrfmhhc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:516
    • 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:2580

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

    7066972494a1431c5656363746baecb0

    SHA1

    dea626410380b9eae2918e6de0aabf40f4363561

    SHA256

    3904d6214b0066072626aa94c5ec2e57737f68ada26532af9aa85677ef5955dd

    SHA512

    3c779a885a7e197daa65ba69796b75773866f02e62d603feb1104ff884d561d99504ee2604c0454562b7ae71a813f59da36d9eb2747c33ed1aac5fd617535688

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

    Filesize

    512KB

    MD5

    d86d0e2588505ccaef70fc9c95119ddd

    SHA1

    6e33cee2d1183b0d3929751975b6321e35d8f33c

    SHA256

    10de6c1d3021465339136dc021f9fa1973df3f9320ada488e0e3af41ebeba1be

    SHA512

    ad93f3feab832c7162bf695c96c4be5c3e2cee54dc1c9782ff6780d4aca3eea34030ea25f316a65b894ea3c12a13f097df390ad79059ca779388388378b78304

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

    Filesize

    331B

    MD5

    8693ca59ebd74ff12464633ee0bb1717

    SHA1

    cc857b9b9aa65c0373e4a3670f7ebd7ae3039323

    SHA256

    4ba31c2164da59fa0a5e4f58bf01cc981e9f6078936fd6d4c4a4818914fc0137

    SHA512

    34a0cd6afb5f9841a71eccc83db29312fc99aa499d71dee446b2f3ea1c95e287d4ffda7f39823219afd26e1f737a2e65d72bd3cd36a4b1cb375bb91f42eed278

  • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\LiveContent\16\Managed\Word Document Bibliography Styles\TM02851223[[fn=iso690]].xsl

    Filesize

    263KB

    MD5

    ff0e07eff1333cdf9fc2523d323dd654

    SHA1

    77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

    SHA256

    3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

    SHA512

    b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

  • 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

    2KB

    MD5

    54085a3cdc6a7a3311c3dc99b3766654

    SHA1

    99d473cac2e2600eed060ff88f759d289a661e64

    SHA256

    233f61bff7e4c76587043ddd81a6cebf6376b314e5a73e0ecb7244bbbc393200

    SHA512

    8b152df4998f55246fc0320332366a5dbeb1e004f9c1e12c125ff5203f988bbbf701ebaa195578b33351e38558c6d2ce26f42537b25274053f00e6a7d2cad567

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

    Filesize

    3KB

    MD5

    5748034d9f169574cf910178e34ab9b9

    SHA1

    9f2ee0a3bfd0f544b65f90b452c4cfec00cc5782

    SHA256

    72337decb4a24f8b3f8b027ce02a70f3a198a2c37f06e44ab5f5995b75e85c03

    SHA512

    c731bb3e566246bc361a3987afc0ba526ce79e64f968989319496e8ccf6f525bc1a3e1b34157b36fd6cd977d3c9e29f5f3529a8372bf89e51a580f19ec03bbac

  • C:\Windows\SysWOW64\enzdhzxrfmhhc.exe

    Filesize

    512KB

    MD5

    f9b7f7ba16549036f86bf0b3b4011e3b

    SHA1

    42b6ac0f377fea2e804099c89e7459c1b45d321e

    SHA256

    dd6f72bc92dbe3580dd8a834987f59034cc29af63f8db8735701406a4afb2ffd

    SHA512

    0bfa21a84be3421e53983e187c0769a2a0c26963c0b9090000037533470e27beaa573e4424e07343bd57c4cd7bbc0bc442e8eda28a5c6d9c739dc27d3639e1c2

  • C:\Windows\SysWOW64\kzesbmvokx.exe

    Filesize

    512KB

    MD5

    f37e4d7e1412555bf9e16e688b745afe

    SHA1

    48ebda6b43016b1ee87048eec4b6c00e7fa6b0b0

    SHA256

    00c2761defee7c894194e0e8992a1114245726620f715d724a5f49011fa29dce

    SHA512

    c0f15a35cb89c2d60b98dd0554fa5ee6c156c5ef0673eec492a8136b96bbaaa95c7917f279688178d663496ed69537d7807c432b5e387a7fc15aace43ec6d3a8

  • C:\Windows\SysWOW64\nqdgxeut.exe

    Filesize

    512KB

    MD5

    b2d98299ea650d9b4810c422b1dd6fd6

    SHA1

    fab0401987ba6393ccf77af7b069a72b7ff600ce

    SHA256

    5b814e1d9c8ba3eaefa06dbe846378d651d1df034ea537fd66f410ede599d9af

    SHA512

    b2d8989fedef0144f4023a08e8acffcbdc034dd4f75c2436b4bc3188acd4a7a7cd032bbdb40a09353d31b100f0213c3acfaa39d6edc688bd85ceaae5e73700aa

  • C:\Windows\SysWOW64\tybrjowguticlxm.exe

    Filesize

    512KB

    MD5

    89c51b55b7809e9748d2d05d40664a27

    SHA1

    2d7d02a98bcc8cce513ec80455ad86a6632995ac

    SHA256

    c0f715fef1592ffc824dc699e9137ddbb596605e1eb6f13f6e5c3f5a906b2f65

    SHA512

    147dbff964d98cfe109fb97b98403161ededa5dfa8d754ca66f2071fde5dda1408bb0c3add181a0ae214d54dc67a6f7f97fdc7667a97ea74838b3deb9f259895

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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

    Filesize

    512KB

    MD5

    53ffdc7d7d2e986defce0acc1345ff6d

    SHA1

    e061a0ef53c9b584e381f15cdea31fd19a3b4fe6

    SHA256

    a251360db45756408b48a31c35f31313f109a992dd57a17c6d0112f52d26211b

    SHA512

    299878cd387aa8dde6e70b3034e44b604bcb92578a3da99cf5a3ee1a07ea91aa969a7d2dbd5f14e29b3526122ae0f135ce51ee4d6c6fa7d8cb266ac41bf53b20

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

    Filesize

    512KB

    MD5

    d900978dd013e9e7077c27a35da16c9f

    SHA1

    f2e8e316d90be4a620709205373c2889285c021f

    SHA256

    f17b8d63e761c5c3de115e1f38ff6f77b7fc33ff5f0d4d091b6fa86eb43dc62f

    SHA512

    d39b4969d95aa909d58ba44891b7de3c691c812bba6bd32b8ead703b5a300b015138514004de53b188fa26e56ba1efa2fc3a9aaf5b0946a89b71f49ae2eda44c

  • memory/1048-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

  • memory/2580-39-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-41-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-40-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-38-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-42-0x00007FFFA1D90000-0x00007FFFA1DA0000-memory.dmp

    Filesize

    64KB

  • memory/2580-43-0x00007FFFA1D90000-0x00007FFFA1DA0000-memory.dmp

    Filesize

    64KB

  • memory/2580-37-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-603-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-604-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-602-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB

  • memory/2580-601-0x00007FFFA3DF0000-0x00007FFFA3E00000-memory.dmp

    Filesize

    64KB