Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31/10/2024, 14:49

General

  • Target

    835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe

  • Size

    60KB

  • MD5

    835759aebbd9d2ac10b6e7ae25b7e8d3

  • SHA1

    d47d1d378c9b20dc3ce2e5c202fa9f8478e06b98

  • SHA256

    02cd7c84b903401c79912c13872510517779077cf3b4dfb683e2d01b3a48fae2

  • SHA512

    3da4c02fe8d48336497ca4a0c1c8a29b9c081ac10cd6540948f2595268febb36de5fbd092a708a0173c624c24b1a129529786695ea462bca20e2cb53a47d3cf2

  • SSDEEP

    768:TED6ScJar0b01CamqZHKyKMB4Rn2iYkHj1WBw/N5bMzPRd/UIKJyFd/k:QcJar0O5m6eD1Wu07UuFdc

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 24 IoCs
  • Modifies registry class 14 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1320
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c regedit /s "C:\Users\Admin\AppData\Local\Temp\getback.reg"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\SysWOW64\regedit.exe
        regedit /s "C:\Users\Admin\AppData\Local\Temp\getback.reg"
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Runs .reg file with regedit
        PID:2012
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://union.wanwan.cc/Stat.ashx?Mac=D6C98DC526F&Hard=232138804165&ClientType=Home&Process=31&UserID=0017&Authen=752-727
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2944
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2944 CREDAT:275457 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2756

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          ed19fa04a4b9d7567cb940a1ea587c1b

          SHA1

          65a184b3711482171c6375e45e5d23561371c909

          SHA256

          9e9692ec5dda2ad83557ca817a7ff4beaeab72a876dc285ea63461c70d27177c

          SHA512

          2e5b5c6306bdb12aee9352da841378c5b5338673a2f7cf8f4478aceb32f283c6ed314d509fe1828439d72e6ceb7e58f333498f8f033736904cb76d2277173896

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          34f37281c74b01d1abc209df4338a5e8

          SHA1

          c89f74650d6064f47b21c8a852247d88ae3394f8

          SHA256

          33451600aad42944c0391c8a06057ed1d30a4b876c579e6e31d01fc3e6619fb7

          SHA512

          b236959f0d02cd4af961ef1f70e40c70b0444d89083db6171504ac49e10b33aafa63b909edc1dafdb541c0c0d033cafd2700675d176ba85beb45ccfa542efcbd

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          95baaba8385f2ce237a4b1e986c789d2

          SHA1

          6722f3faf25d79926552ffc184f31ad40a3eb956

          SHA256

          e22069a74dc41bf34fcabf49b6a93733318bc60767677fa05ef5efb3083e7900

          SHA512

          55085c8a101933382b48b6f9da0a00cc23d03f6cf6fbf70558a8f76ab4fd43c3d8b8064b20c66dfab9c96847c5088937011b1013190d3a008161d1da79f9d900

        • C:\Users\Admin\AppData\Local\Temp\Cab17A8.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\Tar1819.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • C:\Users\Admin\AppData\Local\Temp\getback.reg

          Filesize

          1KB

          MD5

          626e2d76f5c328d57a3eff6a7f94d129

          SHA1

          210fd33fa005775b30a8fd40a065a2e788934216

          SHA256

          5d9ae4b62924d6da9c35305bfd0d61c893767b7113f8b2f239da02057f8bee6e

          SHA512

          629290bd5791a42327b3b70a68609c6b0b9114365be8579553e01e6cbc98996c0fab475b88c0dd80d34dcc325453401c6cce26fb70ed67a9cb08271a07fd85a1

        • memory/1320-0-0x0000000000400000-0x000000000040F000-memory.dmp

          Filesize

          60KB

        • memory/1320-252-0x0000000000400000-0x000000000040F000-memory.dmp

          Filesize

          60KB