Overview

overview

10

Static

static

5

379c2b93ea...18.exe

windows7-x64

10

379c2b93ea...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    12/05/2024, 01:46

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General

  • Target

    379c2b93eabee044047c1261e9aaa2ee_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    379c2b93eabee044047c1261e9aaa2ee

  • SHA1

    0ce2abba7e5a3f5586b7d863ec91d0369640240f

  • SHA256

    eeaa2181be19dfdfc7ce17d5eb82a8c64693c536d012bcea9b3fce67a8e4c73b

  • SHA512

    59ac957c6440918a631578c3ca52594b01d520d56a82965cf3da54131f64e3adec98d8e72fcf4f42870fdb7f094847c9af0414b46a0441d9c71cdad804f48b41

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6m:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm55

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\379c2b93eabee044047c1261e9aaa2ee_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\379c2b93eabee044047c1261e9aaa2ee_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:2480
    • C:\Windows\SysWOW64\ylnimwuhrt.exe
      ylnimwuhrt.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:2608
      • C:\Windows\SysWOW64\dmtxyswj.exe
        C:\Windows\system32\dmtxyswj.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:2400
    • C:\Windows\SysWOW64\glrxteytzemlgai.exe
      glrxteytzemlgai.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2592
    • C:\Windows\SysWOW64\dmtxyswj.exe
      dmtxyswj.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:2720
    • C:\Windows\SysWOW64\ckrngkvwshqcd.exe
      ckrngkvwshqcd.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2724
    • 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:2472
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1832

    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

      a1be75649ce5370a75f3d169ac482113

      SHA1

      a89481b59834f51f1adb8a1cee31aaa83d9bd0cd

      SHA256

      0cffa515476231703cdc6ec104bb3f0aa36df315af7b809b03a645e5677900c9

      SHA512

      14c007fad127f77723a60255105196534b94ddaf4460a60e4a0205ca6e8e2af929d953306b258b33afac3ccd8e577a99399b6b2fc261ca92882b251651868733

      Download Submit

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

      20KB

      MD5

      756136f14738ba545d8c99f7dc5ef1c1

      SHA1

      d1aec3f46b200c2788ff5397b166b4e886a07fc6

      SHA256

      4e34f092cdb2f866e63f3f850d5d0db83ac6ecb721457a2289e88b44ef5ec87b

      SHA512

      45c9c2a00033011d72a3634f4684973f78a6cbad86830f15e35bd8bdb584de1101e25575b9118349d9c1acbd85bf020e2092cdde404ef2bec3e814293a01bc36

      Download Submit

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

      512KB

      MD5

      e6c64eb0c4a122feda2a975cedc393d8

      SHA1

      f63b6d85a993e4e5ff4549b7afcd73b7d066fec2

      SHA256

      5bbfff43a3f5fec9fe1a95fd9973e8cbf8aee167c96736179804b6ccb7a7a99f

      SHA512

      60204a577c50a6a5bb4c1088fb711f90d4d6bc484bb395b30843d2613afa59075e03e3a72af7582f235abc34b8f2d1747b4cb63394a59314492c50fc9ccd6d41

      Download Submit

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

      512KB

      MD5

      afea434435df4bfb777a00123003614f

      SHA1

      0ec71f32628cf1b1b8c71d7460158ab748b3eaf1

      SHA256

      d88bba2be512c3171755972232b04cb4d5546b7b5b262062f572473e08cad374

      SHA512

      5c16b81e4e34b7fcda7a81ba2217e2a46f7c4366ef9c30d0aa3da72547e2dc4d188f21c6dc351950e00310d50b83fd7e811b2c8dda9a71784a0a906035a756b2

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\dmtxyswj.exe
      Filesize

      512KB

      MD5

      6fb9951b36afbcd86ed4e971bcb146a1

      SHA1

      d6ca318dcd816f833fc227ddec43e3c7c1833455

      SHA256

      6baca922327cc4af254ef63b48ef984be5b3e9717b81e680d22cb583eee026f0

      SHA512

      dab22d783542396709ba3fc7154fe456f9c88da5d730e43f9637396f7732de189fec6c0fe2660f09d99960395ac8d1880d091bfa30f53919c56e40b0759271fd

      Download Submit

    • \Windows\SysWOW64\ylnimwuhrt.exe
      Filesize

      512KB

      MD5

      449e86c79c0fc78dbc2d5cadaa33c19b

      SHA1

      1da8f978a0cf53ff07cfa1a5ef7c2ad4708a2156

      SHA256

      49764e240e31e64ba7e637bdf20d493bbb27f5f7260d8f3b7276bc4424409cc2

      SHA512

      45eda93686678cce373e8e4301c87755d1ad347166a22691b6703b8afeb061f70c214c4fbec8371fae8aacbea0df3db0485d7ab9f90f8231a453bfce97b3e3d3

      Download Submit

    • memory/2472-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2472-91-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2480-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download