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Overview

overview

10

Static

static

5

6a2bb8c0e4...18.exe

windows7-x64

10

6a2bb8c0e4...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    23/05/2024, 07:20

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General

  • Target

    6a2bb8c0e4b33a844771d9eeb3c505bc_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    6a2bb8c0e4b33a844771d9eeb3c505bc

  • SHA1

    27b9fcb78efd53a7dc3e6fc8cf1a87015ae09b5d

  • SHA256

    333fd0d25877ece61378b308ede4afaaa5ee5e162e8b908f8be06c5821f73ce7

  • SHA512

    6efd6595a9d04d1c6649221a88b9b265f37fae54b545e4faa4debf8afba2e20ab5b0c6bf7c9c02a479c061e5ce4f7da4a5f17a5cbe43fd152ad547c1c3a9a72f

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6t: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\6a2bb8c0e4b33a844771d9eeb3c505bc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6a2bb8c0e4b33a844771d9eeb3c505bc_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • 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:2700
    • C:\Windows\SysWOW64\twinxsjlnx.exe
      twinxsjlnx.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:2660
      • C:\Windows\SysWOW64\vezavusu.exe
        C:\Windows\system32\vezavusu.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:2420
    • C:\Windows\SysWOW64\qoecyyymnntauep.exe
      qoecyyymnntauep.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2588
    • C:\Windows\SysWOW64\vezavusu.exe
      vezavusu.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:2684
    • C:\Windows\SysWOW64\sawzouplbsxee.exe
      sawzouplbsxee.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2708
    • 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:2288
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1888

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      512KB

      MD5

      083a63af55070a2e3e479363d48c7196

      SHA1

      76c63f20238e6b364f406042885a72aaae81424d

      SHA256

      61f27a2e4a3ccd350fb57364f075b8059d4f6c35d9220b3743fe78c553287b0b

      SHA512

      7d23319cecc222acc12d375821a0352aef677d621ab76d09cfff140c2151a973867009cc351594c3b0880cbea52ed61856098a4c71b9b71b569c4c88df266b38

      Download Submit

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

      20KB

      MD5

      b742f890ab527c129d9f551db06d1646

      SHA1

      9d2f6f1cec69e7753a5ff61844c9113094436af6

      SHA256

      9cf35932d802f4541a12ce97f2e3828e0e266aa42e32938eadda8efcf8904854

      SHA512

      94894cab6735ebb7e1748e3a806b6ff0ebe1e55f5a6695fe70ffbfd29dcf6594d459b42f083d79eae3be0641e4cc8c6094b4e4c5e433b72e700f25e9648ab2a2

      Download Submit

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

      512KB

      MD5

      b9d8ea367b7dd0361f839cae6df91fa3

      SHA1

      553750bfe4af3d5b6d819db48e51a98ff9e1e538

      SHA256

      c04fbde82e4326198e42b0ba1fdddbef53dd54225179bc664d7529c979b66cda

      SHA512

      3d5e4c863378b4dbb1738b7cfa9b144e91344d5a9a80d48c7e5cd725e6c33448211103b6303dbfeced9a1dcd8672b60565596455f53551644bce79badbb87fb3

      Download Submit

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

      512KB

      MD5

      8f14a81489c096f4a8c9f61ea769ca8b

      SHA1

      b02cc9ab39b8c36efcaf0479bc4048ca8a6bcce8

      SHA256

      71d5b610cf33b8891a4ba9d50eee43d0843c902697a4f1d4442fbd7fc49ff4f3

      SHA512

      a585a49ac60825216dec5396ac33cf6775463699e98cdcddc9a6a8059a1774b9e47f7efa0ebc86694d8953de6eb99faa64318525832288ea550e9f5b927248f2

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\twinxsjlnx.exe
      Filesize

      512KB

      MD5

      b064e2169440fa93fb4c41ba6e840e5b

      SHA1

      94f12eac76c88156c70fa0a4e851215e64e6edd3

      SHA256

      d2c422f13508e9169ae6bbb1acfbb3c82e2f1e5c1180d90907b14ab693a79533

      SHA512

      54f911537321e1f56827c38b83a0efce2f6d369ca7721dcbcad52b10b0f402c34c5c4398cdcf8672160e2e4af1eb28710e5f869c5c149aa30fe132a12b2d6a86

      Download Submit

    • \Windows\SysWOW64\vezavusu.exe
      Filesize

      512KB

      MD5

      69fd6d3d505d0a2122bc0790c9a9be5a

      SHA1

      60ff74bc342d1378d9add09f12ee1ecf475efe02

      SHA256

      ff47dbf00dbe4a44781c853159087f2d0f30dfa3094c1a65969eefda04548f3a

      SHA512

      511cadbd65286c17d0f62a365032faaf752e0403f64fe5e9c6dfa467ace172e5acace941b755deed4195907fdb53bb8de0f2243e130092967d3b583396ee602e

      Download Submit

    • memory/2288-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2288-94-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2700-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download