Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 01:58

General

  • Target

    d3480587506aa97cf6e06b8043ed83e4_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    d3480587506aa97cf6e06b8043ed83e4

  • SHA1

    96cbc8819d5c747943caadebdac01433707c445e

  • SHA256

    1d1e89d2b70fe9e6759e636e1bbb71c282180f9f7e9946fc1e61b2b35c43c762

  • SHA512

    624505b9b315d3ad80ba5e3848fccf0a1ee0d5152f7bdca00a65ccb376db0e83eedbdd619b27d8df13d37e1662776a1fe58bb8aee3a3848d9a0afb475618a7c2

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6c:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5v

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
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 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 7 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 19 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3480587506aa97cf6e06b8043ed83e4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d3480587506aa97cf6e06b8043ed83e4_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • 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:1352
    • C:\Windows\SysWOW64\azqlecmzqa.exe
      azqlecmzqa.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
      • Loads dropped DLL
      • 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:2036
      • C:\Windows\SysWOW64\xjwxdbsj.exe
        C:\Windows\system32\xjwxdbsj.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2852
    • C:\Windows\SysWOW64\ecjlhhtzuyfhivc.exe
      ecjlhhtzuyfhivc.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:2192
    • C:\Windows\SysWOW64\xjwxdbsj.exe
      xjwxdbsj.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2104
    • C:\Windows\SysWOW64\moerlqotnqsli.exe
      moerlqotnqsli.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2748
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2936
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2848

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe

      Filesize

      512KB

      MD5

      5d71426b1cdb388ec76b6cadde7e1e8b

      SHA1

      42044b2f0a0648ab3a8a5456691b1562c2ee0e45

      SHA256

      d417f3a0c3acee975f8e1f7a2e3d4bf48ae01226ad4e1acccd9e2f1b3558e71b

      SHA512

      d14010e6a2007f23052b9e5426d1eb9765ba7a790903962bf0d8cf6840fe1e7f7d8cefac90a2b289ad03a2b3d0168d9ff27fe44f5f49dd5af454a40f71d2e5fc

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe

      Filesize

      512KB

      MD5

      58cc4ee982e5c884a3c4bf2340a44e80

      SHA1

      b6b417725842d8e48e8d32029c6aba0ec1765e60

      SHA256

      3d14af1b3b6764b17aceaca070375b7f50a399c7706e4abada69d7191765b0f5

      SHA512

      935c1e8e0b9d82bc43e7865e6f8ed31f3b80886d359c9eae5fc9100ce514625d299136d9d81968e22874d795f76890600b7c16945a74c0cc9c3b408c332b2d22

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      19KB

      MD5

      adc6414c6eb56923e0332980aa946912

      SHA1

      ca07699bb72909658648744c053888121bdef13d

      SHA256

      9b53730c93094f9dae8f8f9d062e8e01feed8fa7ae297f07fa827e359297100a

      SHA512

      31cc0d92ea38162beac6b00c37c98f8a402b4079e883cc51289cb85e821cf3d7497c3a6f9363699de768dfa0df6da4b2bf9784e3afac62b442724ce569031ff3

    • C:\Windows\SysWOW64\azqlecmzqa.exe

      Filesize

      512KB

      MD5

      97913e7fa1685aabf2c69484b8e6d784

      SHA1

      3b6b3ffba313029c3c0e16564418a6a1f3da34e6

      SHA256

      08991c98d92ad3762a4bec012064f39624df2c61b7d91ce5dd7028ba8ba5461d

      SHA512

      167bd01e8d31fee3a41f5ebac01bfb8e65a5a4cd579b7bbdb2f2a8ad71688e2f5be95281db1c6efe74bdb7b179f13c6a31d0fa028689eeaece1ca0c8d2dbdac7

    • C:\Windows\SysWOW64\ecjlhhtzuyfhivc.exe

      Filesize

      512KB

      MD5

      30269a4a8be0d6d9d8d6bfd1a11e9689

      SHA1

      ba752d29debb7ea7489f6bec2df059b71954c42a

      SHA256

      d01607d7cae59eb50bec9171c746ad4b296866da8f1d604e4930fec9fadb7d8f

      SHA512

      91eb2041f56237a4eb283a5a3323426ca03eab8bc531862cbe57ae16bdef824ad2291b83b6e7d547575cfcf8328be8de6a8d50638ba34229906cde513403f398

    • C:\Windows\SysWOW64\moerlqotnqsli.exe

      Filesize

      512KB

      MD5

      7d9bddabf6f7d07931dd7f9f8f791b46

      SHA1

      d11178fa8c685c1f18be0e41c1e999d4ac4d741b

      SHA256

      c41b1e35ddca34035b28ae21b05c0ee93d4a357d582434aec9c5a16e71a5469f

      SHA512

      3def85b33b483d999c779918ccd65842828b8bfa527d30cea39b23bf7db07fe989a9757af7d1392b98a67cba25a3a78c8cd10978bebdf24582c31c57248b7c57

    • C:\Windows\SysWOW64\xjwxdbsj.exe

      Filesize

      512KB

      MD5

      95a266f108955790561fabb72bd39c13

      SHA1

      cc8e4d04f9c1f67cc08cb8d97325a42904a92b20

      SHA256

      10e71a11a27038467caeeec4b7641603e949ec65f9eadd1057e16c6e52f9a401

      SHA512

      eebea0369fd9bb52b05581eca6d359357dca1c756534f5395d5e16f83f040438c15565068493c2dc3e08cc9c5a5bf2a700b9a33d84653da75b0b5ba7d72538d6

    • C:\Windows\mydoc.rtf

      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    • memory/1352-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

    • memory/2936-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2936-93-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB