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Analysis

  • max time kernel
    143s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240319-en
  • resource tags

    arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 05:57

General

  • Target

    e961af210377cab2983914fbb111f3bc_JaffaCakes118.exe

  • Size

    469KB

  • MD5

    e961af210377cab2983914fbb111f3bc

  • SHA1

    1b33d9dccd2e074380fea43b30356b206a575cc4

  • SHA256

    5e5ac8cfc837f39fb6eb6e9a2177d688acd5454a84456a7faff349ca5a3b0eb0

  • SHA512

    670865875e8962833ffb91cd3a17bec39c999fc903bdde67eba373a655c5aeee2c32c695690db74129a0754bb0125f981e7d0e8652df46613311d68f30c58c14

  • SSDEEP

    12288:Ab7jkD3v0VBRxE5MBGlcM7UdTLI7UZWG1j3FLiUh:Ab3w3v8BRqEM7UdgU1j35i

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e961af210377cab2983914fbb111f3bc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e961af210377cab2983914fbb111f3bc_JaffaCakes118.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2184
  • C:\Windows\system\smss.exe
    C:\Windows\system\smss.exe
    1⤵
    • Executes dropped EXE
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2832
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:2528

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\system\smss.exe

      Filesize

      469KB

      MD5

      e961af210377cab2983914fbb111f3bc

      SHA1

      1b33d9dccd2e074380fea43b30356b206a575cc4

      SHA256

      5e5ac8cfc837f39fb6eb6e9a2177d688acd5454a84456a7faff349ca5a3b0eb0

      SHA512

      670865875e8962833ffb91cd3a17bec39c999fc903bdde67eba373a655c5aeee2c32c695690db74129a0754bb0125f981e7d0e8652df46613311d68f30c58c14

    • memory/2184-15-0x0000000002EE0000-0x0000000002EE1000-memory.dmp

      Filesize

      4KB

    • memory/2184-9-0x0000000002370000-0x0000000002371000-memory.dmp

      Filesize

      4KB

    • memory/2184-1-0x0000000000290000-0x00000000002CA000-memory.dmp

      Filesize

      232KB

    • memory/2184-4-0x00000000005E0000-0x00000000005E1000-memory.dmp

      Filesize

      4KB

    • memory/2184-5-0x0000000000660000-0x0000000000661000-memory.dmp

      Filesize

      4KB

    • memory/2184-14-0x0000000001F60000-0x0000000001F61000-memory.dmp

      Filesize

      4KB

    • memory/2184-13-0x0000000001F50000-0x0000000001F51000-memory.dmp

      Filesize

      4KB

    • memory/2184-12-0x00000000006B0000-0x00000000006B1000-memory.dmp

      Filesize

      4KB

    • memory/2184-11-0x0000000001F00000-0x0000000001F01000-memory.dmp

      Filesize

      4KB

    • memory/2184-25-0x0000000000400000-0x00000000004E4000-memory.dmp

      Filesize

      912KB

    • memory/2184-2-0x00000000001D0000-0x00000000001D1000-memory.dmp

      Filesize

      4KB

    • memory/2184-8-0x0000000002380000-0x0000000002381000-memory.dmp

      Filesize

      4KB

    • memory/2184-10-0x0000000000690000-0x0000000000691000-memory.dmp

      Filesize

      4KB

    • memory/2184-7-0x0000000001F40000-0x0000000001F41000-memory.dmp

      Filesize

      4KB

    • memory/2184-6-0x0000000001F30000-0x0000000001F31000-memory.dmp

      Filesize

      4KB

    • memory/2184-19-0x0000000000670000-0x0000000000671000-memory.dmp

      Filesize

      4KB

    • memory/2184-16-0x0000000000680000-0x0000000000681000-memory.dmp

      Filesize

      4KB

    • memory/2184-20-0x0000000001F20000-0x0000000001F21000-memory.dmp

      Filesize

      4KB

    • memory/2184-3-0x00000000005F0000-0x00000000005F1000-memory.dmp

      Filesize

      4KB

    • memory/2184-0-0x0000000000400000-0x00000000004E4000-memory.dmp

      Filesize

      912KB

    • memory/2184-28-0x0000000000290000-0x00000000002CA000-memory.dmp

      Filesize

      232KB

    • memory/2832-22-0x0000000000400000-0x00000000004E4000-memory.dmp

      Filesize

      912KB

    • memory/2832-24-0x0000000000240000-0x0000000000241000-memory.dmp

      Filesize

      4KB

    • memory/2832-26-0x00000000003C0000-0x00000000003C1000-memory.dmp

      Filesize

      4KB

    • memory/2832-41-0x0000000000600000-0x0000000000601000-memory.dmp

      Filesize

      4KB

    • memory/2832-42-0x0000000001F20000-0x0000000001F21000-memory.dmp

      Filesize

      4KB

    • memory/2832-40-0x0000000001F00000-0x0000000001F01000-memory.dmp

      Filesize

      4KB

    • memory/2832-39-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

      Filesize

      4KB

    • memory/2832-38-0x0000000000630000-0x0000000000631000-memory.dmp

      Filesize

      4KB

    • memory/2832-37-0x00000000005F0000-0x00000000005F1000-memory.dmp

      Filesize

      4KB

    • memory/2832-36-0x0000000002DC0000-0x0000000002DC1000-memory.dmp

      Filesize

      4KB

    • memory/2832-35-0x0000000001EE0000-0x0000000001EE1000-memory.dmp

      Filesize

      4KB

    • memory/2832-34-0x0000000001ED0000-0x0000000001ED1000-memory.dmp

      Filesize

      4KB

    • memory/2832-33-0x0000000001E80000-0x0000000001E81000-memory.dmp

      Filesize

      4KB

    • memory/2832-32-0x0000000000620000-0x0000000000621000-memory.dmp

      Filesize

      4KB

    • memory/2832-31-0x0000000001F30000-0x0000000001F31000-memory.dmp

      Filesize

      4KB

    • memory/2832-30-0x0000000001F40000-0x0000000001F41000-memory.dmp

      Filesize

      4KB

    • memory/2832-23-0x0000000000280000-0x00000000002BA000-memory.dmp

      Filesize

      232KB

    • memory/2832-27-0x0000000001EC0000-0x0000000001EC1000-memory.dmp

      Filesize

      4KB

    • memory/2832-43-0x0000000000400000-0x00000000004E4000-memory.dmp

      Filesize

      912KB

    • memory/2832-44-0x0000000000280000-0x00000000002BA000-memory.dmp

      Filesize

      232KB