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Overview

overview

10

Static

static

5

824784ab25...18.exe

windows7-x64

10

824784ab25...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    29/05/2024, 23:09

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General

  • Target

    824784ab25d55d41cc738213250ea99c_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    824784ab25d55d41cc738213250ea99c

  • SHA1

    990a124cb1294aa5af36ff4abcf8dcdf9bee5509

  • SHA256

    03c19f0c91c7c4c1b928a84b5ffe9e1c1d49b8be5ea9cadf32a92ca2344dcfbe

  • SHA512

    de5672a96ac53f8424e860889c04cc936c60f8a259019635b0931d69e02991c1dfe7247425ad8cf2bcd2dd8ff5923394120531339bc750e357b5945dd981fc27

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6z:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5o

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • 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.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • 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
    persistence
  • AutoIT Executable 6 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).

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 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\824784ab25d55d41cc738213250ea99c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\824784ab25d55d41cc738213250ea99c_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\SysWOW64\eryywbhbxa.exe
      eryywbhbxa.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
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Windows\SysWOW64\vuaovrob.exe
        C:\Windows\system32\vuaovrob.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2380
    • C:\Windows\SysWOW64\gbddqgfudirkhoy.exe
      gbddqgfudirkhoy.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2492
    • C:\Windows\SysWOW64\vuaovrob.exe
      vuaovrob.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2616
    • C:\Windows\SysWOW64\jciuqjabuzvch.exe
      jciuqjabuzvch.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2392
    • 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
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2792
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      20KB

      MD5

      0e9ab537c381bf2e0a2d3b6bf70ed29b

      SHA1

      594b8026018f6523012a7a8f56fba084836b290a

      SHA256

      5f9b50f2801e6f006c5b690094d863f1d08234d833fa9143574df52168f5984d

      SHA512

      d6648fcb6ae0b5e8eaa5cc03abc4cc2893117a68f729868b5e260f0284e8200d447d071fb91a28d5c5f4da51d4a7df597b0e05ebbe587e32985e4105e7b6a3a0

      Download Submit

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

      512KB

      MD5

      1dc8a7ab8df19b82eb41ffc510ea3038

      SHA1

      d88a8e0987f304613f0e109cf6ee8a63fd028d1a

      SHA256

      3ba61ee61629f1d05598c9492d6876d41c7e516547827e2e4dbc1219d2b0da64

      SHA512

      513a3a3161f7cd08a435a059aee389f4ccd130d21df2e9ce7add8ff4bac566a582e99eb9fb5f51aa950d2f10221fb4f8d091f9e741b1fbf04ec5a02e89c43777

      Download Submit

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

      512KB

      MD5

      4abf8bc5e5b013e84e6eed2cbef0f278

      SHA1

      eaf8e447dac8726cfa5a55b5fa5dc4f509f97e94

      SHA256

      cd2264b9077921054eb2e44ebcffcde78e38fd6c054770c164d398fbe01a9196

      SHA512

      a79b9769e43fff1c96a758e988f49e8e1bc5fbbad5804adba8e22415abd6967621eedbb11800b587b8f625a4e5fcffbaa977d497339bd6667b7811500f0077e9

      Download Submit

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

      512KB

      MD5

      55b060081ec0287ce5ff270d48356bc2

      SHA1

      418ee75d23d09d9cb84a0d5ccdd946b8487d9a2d

      SHA256

      d69a6f25d72f7718a5f30453420de3042ea3226ebd4e171981127d867689c580

      SHA512

      3ea4246eb7538c5a362666cff02f339005bead1c720b93d5a3244cb2a1169d53cf63143bec90ffd80d63a128ab0f2f4c5e195c0492bdc236c3f5dfa305296ff2

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

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

      512KB

      MD5

      246bd6fac28d351cb53dd493283ad9a5

      SHA1

      98e8d9e58c031d44a9f99dfdfcc9e11acec133c8

      SHA256

      59ae774671ee269133611896e6b659fa8dd791fcea41dc94886dae87bb0826c4

      SHA512

      c0968783dd5d7d681c59d380f297b7a0c1fdb37aaa81cfa231be752ebb406135429106b9f13ad8c3a997cd8b7dd6790a4a24d0e193d654eb9e2c1214b835e634

      Download Submit

    • \Windows\SysWOW64\eryywbhbxa.exe
      Filesize

      512KB

      MD5

      68cce62f7165ab84e3f68487c6b15a7b

      SHA1

      a5589ae816b5479c5acc26477c07083761bbae07

      SHA256

      9afdd4322ca81b5ee8dfd86468b65f63fcc7b7c54b062f188153faf3ad2128ba

      SHA512

      ffacdffc2f82ffda062667db5d95c42639193e900ea2ff12e4c8cd8910c04c606ba7e72ac4da32d4a03be4222e9db1767238372a32b17f37ae3974bd30d91f01

      Download Submit

    • memory/2644-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2792-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2792-94-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download