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Analysis

  • max time kernel
    142s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2024, 14:06

General

  • Target

    bc09c8325517a809072176f316dbd336_JaffaCakes118.exe

  • Size

    640KB

  • MD5

    bc09c8325517a809072176f316dbd336

  • SHA1

    293778a6d8c7db68a2126ae65b6f1eceb256dbb4

  • SHA256

    2760246c8a82a2d16b331f2806510d0890bc2a2a6edef60f611c0cb24d73c0c5

  • SHA512

    e3e888c387614e0424b4b9598d581e2275d2be530a4d1c533f7f245aa481f5721cd2daf91bc73528558baff1aeda45f6cb1f872fac4d8a8a38f068f87d969093

  • SSDEEP

    12288:l41n276gRMKWto+KJSiJErrQ7GPncF3Z4mxx+wy/Lx8cNJAxE3:l41ng6gRMKyo5jEr07QcQmX+wILCWJf

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bc09c8325517a809072176f316dbd336_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bc09c8325517a809072176f316dbd336_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Windows\DELME.BAT
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2804
  • C:\Windows\systui.exe
    C:\Windows\systui.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:2840

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\DELME.BAT

      Filesize

      218B

      MD5

      61251a9a0920a334d6350c2f5a0c6b1a

      SHA1

      a0e152bf9bac5bd80f4ff0c1375d7b5073ca732b

      SHA256

      c260af20b0cf55c6d6c61a4987680a577d6c1496a2a84f45ac094d57993461b1

      SHA512

      7bea744e1d44fa3e0e2909ea9ee5001ddc33fe427750ce6ee807c3f2f7f75211b5d02f5f36a334a88dde5f02b76f973c73e3d3f22aa1f51ff56f8921f95e671b

    • C:\Windows\systui.exe

      Filesize

      640KB

      MD5

      bc09c8325517a809072176f316dbd336

      SHA1

      293778a6d8c7db68a2126ae65b6f1eceb256dbb4

      SHA256

      2760246c8a82a2d16b331f2806510d0890bc2a2a6edef60f611c0cb24d73c0c5

      SHA512

      e3e888c387614e0424b4b9598d581e2275d2be530a4d1c533f7f245aa481f5721cd2daf91bc73528558baff1aeda45f6cb1f872fac4d8a8a38f068f87d969093

    • memory/2644-32-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/2668-9-0x0000000002170000-0x0000000002171000-memory.dmp

      Filesize

      4KB

    • memory/2668-7-0x0000000002150000-0x0000000002151000-memory.dmp

      Filesize

      4KB

    • memory/2668-16-0x0000000003420000-0x0000000003421000-memory.dmp

      Filesize

      4KB

    • memory/2668-15-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/2668-14-0x00000000033D0000-0x00000000033D3000-memory.dmp

      Filesize

      12KB

    • memory/2668-11-0x00000000033E0000-0x00000000033E1000-memory.dmp

      Filesize

      4KB

    • memory/2668-10-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

      Filesize

      4KB

    • memory/2668-0-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/2668-8-0x0000000002140000-0x0000000002141000-memory.dmp

      Filesize

      4KB

    • memory/2668-17-0x0000000000270000-0x0000000000271000-memory.dmp

      Filesize

      4KB

    • memory/2668-6-0x0000000001FA0000-0x0000000001FA1000-memory.dmp

      Filesize

      4KB

    • memory/2668-5-0x0000000001FB0000-0x0000000001FB1000-memory.dmp

      Filesize

      4KB

    • memory/2668-4-0x0000000002160000-0x0000000002161000-memory.dmp

      Filesize

      4KB

    • memory/2668-3-0x0000000001FD0000-0x0000000001FD1000-memory.dmp

      Filesize

      4KB

    • memory/2668-2-0x0000000001FF0000-0x0000000001FF1000-memory.dmp

      Filesize

      4KB

    • memory/2668-18-0x0000000000280000-0x0000000000281000-memory.dmp

      Filesize

      4KB

    • memory/2668-19-0x00000000033F0000-0x00000000033F1000-memory.dmp

      Filesize

      4KB

    • memory/2668-29-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/2668-30-0x0000000001D50000-0x0000000001DA4000-memory.dmp

      Filesize

      336KB

    • memory/2668-1-0x0000000001D50000-0x0000000001DA4000-memory.dmp

      Filesize

      336KB