Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    12/07/2024, 00:11

General

  • Target

    3b44e831ee4573d532e85b0251600383_JaffaCakes118.exe

  • Size

    742KB

  • MD5

    3b44e831ee4573d532e85b0251600383

  • SHA1

    1778713d0fb78dc2de530516b09e74454beb12af

  • SHA256

    bfde7fa0e690f0c905c26e14a692ebe8bec7df99c66c2b652c3d871296063306

  • SHA512

    a51d04ce28f39c4bce69d4223742258dc2596862bee42a08fba2eae0aa197f26dd8002e126de147806d90015f8b1f57bb98772a4d645092b485d20f8d43581d8

  • SSDEEP

    12288:WRyLSFkU4u/n/tcEW5A0zyzvJwQ5oAlK+G6wvYhIk6bQQ52LuRg08jjVyZzZ:iKNU4ufeEW5A22Jr/kowvyIk6Bm0

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b44e831ee4573d532e85b0251600383_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3b44e831ee4573d532e85b0251600383_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2440
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Windows\uninstal.bat
      2⤵
      • Deletes itself
      PID:2500
  • C:\Windows\system32.exe
    C:\Windows\system32.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\WINDOWS\SysWOW64\svchost.exe
      C:\WINDOWS\system32\svchost.exe
      2⤵
        PID:884

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • C:\Windows\system32.exe

            Filesize

            742KB

            MD5

            3b44e831ee4573d532e85b0251600383

            SHA1

            1778713d0fb78dc2de530516b09e74454beb12af

            SHA256

            bfde7fa0e690f0c905c26e14a692ebe8bec7df99c66c2b652c3d871296063306

            SHA512

            a51d04ce28f39c4bce69d4223742258dc2596862bee42a08fba2eae0aa197f26dd8002e126de147806d90015f8b1f57bb98772a4d645092b485d20f8d43581d8

          • C:\Windows\uninstal.bat

            Filesize

            218B

            MD5

            878549a3a3b65e162a67d1c2b4546167

            SHA1

            b9a0f6ef88800fe23cf91f9782e7ca4cb5089639

            SHA256

            b76ada053d3745892de6c13a2270e74fdb5fe62ffb7a6e2a46c021dc676fe539

            SHA512

            ad204ec30e3e2c889555a87954a21d0b15aecdde13c30c9db53201e8278e5e1c35c2d39fe43a8bdc0dbea05475772f26f914d280f1d3e34cea974ba2add25dbe

          • memory/884-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/884-10-0x0000000000400000-0x00000000004C1000-memory.dmp

            Filesize

            772KB

          • memory/884-8-0x0000000000400000-0x00000000004C1000-memory.dmp

            Filesize

            772KB

          • memory/1464-5-0x0000000000250000-0x0000000000251000-memory.dmp

            Filesize

            4KB

          • memory/1464-20-0x0000000000400000-0x00000000004C1000-memory.dmp

            Filesize

            772KB

          • memory/2440-0-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2440-18-0x0000000000400000-0x00000000004C1000-memory.dmp

            Filesize

            772KB