Analysis

  • max time kernel
    150s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    08-07-2024 01:16

General

  • Target

    2a78102234149cc8f3a06e1166b3df7b_JaffaCakes118.exe

  • Size

    336KB

  • MD5

    2a78102234149cc8f3a06e1166b3df7b

  • SHA1

    bd4d3a522393c41f7028ed4aea0cd38971a93d50

  • SHA256

    6d40bdb92c611e8633e4833d3424a3f24be065737d40387e00b72d03ae7791f8

  • SHA512

    e2c1c4102dd3e079fcfb61f41e82ae0446834c4935d399bfa47918a3ffd3381f604c724ce130313272d0a6d80d9374fd0e9689b88447c9cfc6a82949a4f5064c

  • SSDEEP

    6144:NUrmxrHpR+RWRHcVu3t9yrL0hA2eo+C/rAs+XXLWsIc+ECmg:tjpR+RWp+X0h7eoAB7WsIc+

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a78102234149cc8f3a06e1166b3df7b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2a78102234149cc8f3a06e1166b3df7b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 1932 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\2a78102234149cc8f3a06e1166b3df7b_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\rwkprtjt.exe -f
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2136
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 1932
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2072
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • Runs ping.exe
        PID:2868
      • C:\Users\Admin\AppData\Local\rwkprtjt.exe
        C:\Users\Admin\AppData\Local\rwkprtjt.exe -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\rwkprtjt.exe

    Filesize

    336KB

    MD5

    2a78102234149cc8f3a06e1166b3df7b

    SHA1

    bd4d3a522393c41f7028ed4aea0cd38971a93d50

    SHA256

    6d40bdb92c611e8633e4833d3424a3f24be065737d40387e00b72d03ae7791f8

    SHA512

    e2c1c4102dd3e079fcfb61f41e82ae0446834c4935d399bfa47918a3ffd3381f604c724ce130313272d0a6d80d9374fd0e9689b88447c9cfc6a82949a4f5064c

  • memory/1932-0-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1932-1-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/1932-3-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-8-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-9-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-10-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-12-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-13-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-14-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-15-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-16-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-17-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-18-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB

  • memory/3004-19-0x0000000001000000-0x00000000010DA000-memory.dmp

    Filesize

    872KB