Overview

overview

10

Static

static

5

3b631ec129...18.exe

windows7-x64

10

3b631ec129...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12-05-2024 18:00

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General

  • Target

    3b631ec129c29e414d3b969d08989048_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    3b631ec129c29e414d3b969d08989048

  • SHA1

    a884bce28d47cb3c8a463d24eb0b6eca0e185bc2

  • SHA256

    40ccf34b3a7cd45322fddfea08497cb1046e38fba16a8b3f5f235556b1ea4c67

  • SHA512

    d33c39b6b5e64432b0e2837ac71439e38dace602f68854ccd64aaa55d57145c2a4ad48f2bbc6cf8a9237b7c7cd5a6b91031f88145dfa299074a3267768084a2e

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6V:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm56

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\3b631ec129c29e414d3b969d08989048_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3b631ec129c29e414d3b969d08989048_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:1796
    • C:\Windows\SysWOW64\rganklrzhl.exe
      rganklrzhl.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:2568
      • C:\Windows\SysWOW64\lkizmpty.exe
        C:\Windows\system32\lkizmpty.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:2516
    • C:\Windows\SysWOW64\sqdbnxhzmgvfiia.exe
      sqdbnxhzmgvfiia.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2648
    • C:\Windows\SysWOW64\lkizmpty.exe
      lkizmpty.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:2644
    • C:\Windows\SysWOW64\scptbyhnidpev.exe
      scptbyhnidpev.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:2456
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2528

    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

      3f15f08ef39caa74908daf84877d59a1

      SHA1

      8f2dade4e0b236f37e6049fc98b425ca8c15c1d0

      SHA256

      5bc9c7614f977af0af99f7119e74fd35af7ce9fc520d16d88cba9ed7b7bb1946

      SHA512

      7ea51e9868de159249318d88ab4d8965916cf99f71e1985d3d2cf9e5e226c147c5cd5eef2fdb7f31e281d37c430d1052e9f3c2c778d3be28dd82dc532df06820

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    • C:\Users\Admin\Desktop\CompressConvertFrom.doc.exe
      Filesize

      512KB

      MD5

      1e2e0303f207a0c9893898dcfc790159

      SHA1

      ff7e7782b7a13d4686dc7d1f972ebef466a726bd

      SHA256

      3221fb49411198eaa7fe8fede7d17f5431f342d0857080a20ed034a935b53bf6

      SHA512

      b8746344f4706a900d020930a8fbd75692f7e3c3dbad576ab98b4de96c55b85ecc769c6b387b76e0ee7bb1a1e167078d4ee0b44ca163e05949a9cd711d8a416e

      Download Submit

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

      512KB

      MD5

      fa49b0749a34b428edff2820859ca21b

      SHA1

      051daec422b4665f6247cc390bceba812761c571

      SHA256

      e98b55c07b7b4eb59ca73803144762bda7a7cf53b2bc1c1df94c2fc915bd50ae

      SHA512

      1701030284557c673f81a1383d5033357b17f6ac84d7eb15a7df20c45d3514e4be14a80eced0c7639f15f77cfb76a4a6246a3d7c83a4afe33cb17ccd0797aca5

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    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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    • \Windows\SysWOW64\lkizmpty.exe
      Filesize

      512KB

      MD5

      87cfb4ff90310d58dbb675533e165d4a

      SHA1

      60d224657364efeb94fdca39b259cc728f5066d7

      SHA256

      9f1c1315ce3d4ad9f7f047e6d774ef0ffa38445a3717adf0d238fe488728185c

      SHA512

      66ad664d1b762bc66c019b2e6befba6097a319b9a300fcfc07cbcc168be0cf73eadbfe79b25785159482aac4945509d355b82732c32a288e9e436abb37759ffb

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    • \Windows\SysWOW64\rganklrzhl.exe
      Filesize

      512KB

      MD5

      828041028e5e9b81e5e78db93ff10b34

      SHA1

      50ad20a92df14e2ad0e8d989b7288058f34ece4b

      SHA256

      ae215d516550d84774f56cc3972be5d99742a7ca51cf4b8261d212d91ac3bfdc

      SHA512

      e1438ca1c1389246b1d41742031a5782f8bc852a78cf33689903762399f07594c6cbc5a7ae5380c047ed0fcf3edc74d719ffa758c0dd3d8ec7fe33efab6061aa

      Download Submit

    • \Windows\SysWOW64\scptbyhnidpev.exe
      Filesize

      512KB

      MD5

      a7b0d2cf05b529e2c76a807d4212fc35

      SHA1

      c10c734bcb443bd6fa2a87afbef2b9e1f49a15a0

      SHA256

      e825fd138d6c6c2be5844914b466e11e05416c4f72666794e1c57de1af94be48

      SHA512

      1929023115aad7c3568a655f90e020ff58ae2e8268dc6349f4b2ad70bbdd5e3171d5b56443d6f5cf836023834a524852bbe9dbd9aff5f44cd6bee1679f6174ad

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    • memory/1796-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2456-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2456-98-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download