Analysis

  • max time kernel
    95s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-07-2024 23:59

General

  • Target

    3f65a714f4db1d2f7d585abc7d60656d_JaffaCakes118.exe

  • Size

    168KB

  • MD5

    3f65a714f4db1d2f7d585abc7d60656d

  • SHA1

    cb96a4d2eddde21a89e3d8ae98fc82fcbd5a1bdc

  • SHA256

    6b5315d5569d448773a9d4c334f22475bf820132f65c824b733a5a9fefa4f845

  • SHA512

    e64ad49d79fc59d98734766cf731d5c431635e960b023f288e2c3cd5214d13d54d303296eb0cf0f7d8c41da66e963293082ba7c261cd112f0260d19c9d474497

  • SSDEEP

    3072:8B/yfWqIm2ToinfY86s+g0Sfh2WYhdH2eluFkVZH7SLmRYqC:8ofU3tfpj0gRUdH2etB+L

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 30 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f65a714f4db1d2f7d585abc7d60656d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3f65a714f4db1d2f7d585abc7d60656d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1008
    • C:\Users\Admin\AppData\Local\Temp\3f65a714f4db1d2f7d585abc7d60656d_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3f65a714f4db1d2f7d585abc7d60656d_JaffaCakes118.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4236
      • C:\Users\Admin\AppData\Local\Temp\3f65a714f4db1d2f7d585abc7d60656d_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\3f65a714f4db1d2f7d585abc7d60656d_JaffaCakes118.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Users\Admin\AppData\Roaming\Wczjzf.exe
          "C:\Users\Admin\AppData\Roaming\Wczjzf.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:4828
          • C:\Users\Admin\AppData\Roaming\Wczjzf.exe
            "C:\Users\Admin\AppData\Roaming\Wczjzf.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2028
            • C:\Users\Admin\AppData\Roaming\Wczjzf.exe
              "C:\Users\Admin\AppData\Roaming\Wczjzf.exe"
              6⤵
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:4556
              • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:428
                • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                  "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
                  8⤵
                  • Modifies Internet Explorer settings
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:1484
                  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1484 CREDAT:17410 /prefetch:2
                    9⤵
                    • Modifies Internet Explorer settings
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    PID:4312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\MQYRE6E5\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\s17g1ob91sdv56h9.tmp

    Filesize

    3KB

    MD5

    95f62965058baacadb83c2da94ca47de

    SHA1

    b3115c8b56105e1eae02fda8b3536b3bf38436ca

    SHA256

    d76b2bde3f59d34dbf1bba5917bfd17470703801b17984ad90b6cebcf914deb9

    SHA512

    9fbd110938f1c0a97b1f2742c8233e28a7e2802477f9222d3e0db95c1959ed3a1183b57ca1c92f006e6dbdf3ab03297cba0c6e06e2e2778a6dfa1e4ac2d7cb77

  • C:\Users\Admin\AppData\Roaming\Wczjzf.exe

    Filesize

    168KB

    MD5

    3f65a714f4db1d2f7d585abc7d60656d

    SHA1

    cb96a4d2eddde21a89e3d8ae98fc82fcbd5a1bdc

    SHA256

    6b5315d5569d448773a9d4c334f22475bf820132f65c824b733a5a9fefa4f845

    SHA512

    e64ad49d79fc59d98734766cf731d5c431635e960b023f288e2c3cd5214d13d54d303296eb0cf0f7d8c41da66e963293082ba7c261cd112f0260d19c9d474497

  • memory/1572-8-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1572-10-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1572-11-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1572-23-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4236-4-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4236-6-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4236-7-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4556-36-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4556-40-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB