Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12/04/2024, 04:37

General

  • Target

    ef2552356f37762ec0be048a2bc298b7_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    ef2552356f37762ec0be048a2bc298b7

  • SHA1

    7702225fd0272119bb2434ce8489b3c47b0206bc

  • SHA256

    8fd3e42477ed5f25dfb66da7d0c7606b47292ccd04c0351dc4b5dd893196713b

  • SHA512

    ca826a9eb6b3eaf87c5c73f13b2cca20d16582082f83b72b0b1238000766b0249e84984bc198452bbbfcb671f929ae6b1e6204d856e69cbd215384b7792d29a8

  • SSDEEP

    24576:VEkR6s3ywy2S/HmH/Trg/YZbMBXGuFCTmdve5tzFhkwc2ZNtgnuhm0vj8r117Hpf:VT6gzyfmCBXGCCTmNYrhkwc2Dm0vAr1r

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Themida packer 22 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef2552356f37762ec0be048a2bc298b7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ef2552356f37762ec0be048a2bc298b7_JaffaCakes118.exe"
    1⤵
    • Modifies Installed Components in the registry
    • Identifies Wine through registry keys
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3036
    • C:\Windows\SysWOW64\mspaint.exe
      "C:\Windows\System32\mspaint.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      PID:2680
    • C:\Windows\svchost.exe
      C:\Windows\svchost.exe 1
      2⤵
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 /s "C:\Windows\mswinsck.ocx"
        3⤵
        • Modifies registry class
        PID:1948

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\mswinsck.ocx

          Filesize

          105KB

          MD5

          9484c04258830aa3c2f2a70eb041414c

          SHA1

          b242a4fb0e9dcf14cb51dc36027baff9a79cb823

          SHA256

          bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

          SHA512

          9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0

        • C:\Windows\svchost.exe

          Filesize

          1.3MB

          MD5

          ef2552356f37762ec0be048a2bc298b7

          SHA1

          7702225fd0272119bb2434ce8489b3c47b0206bc

          SHA256

          8fd3e42477ed5f25dfb66da7d0c7606b47292ccd04c0351dc4b5dd893196713b

          SHA512

          ca826a9eb6b3eaf87c5c73f13b2cca20d16582082f83b72b0b1238000766b0249e84984bc198452bbbfcb671f929ae6b1e6204d856e69cbd215384b7792d29a8

        • memory/2692-36-0x0000000004780000-0x0000000004781000-memory.dmp

          Filesize

          4KB

        • memory/2692-52-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-63-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-62-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-61-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-17-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-18-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2692-21-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-25-0x0000000004800000-0x0000000004801000-memory.dmp

          Filesize

          4KB

        • memory/2692-26-0x0000000004880000-0x0000000004881000-memory.dmp

          Filesize

          4KB

        • memory/2692-28-0x00000000047E0000-0x00000000047E1000-memory.dmp

          Filesize

          4KB

        • memory/2692-29-0x00000000047D0000-0x00000000047D1000-memory.dmp

          Filesize

          4KB

        • memory/2692-30-0x0000000004870000-0x0000000004871000-memory.dmp

          Filesize

          4KB

        • memory/2692-40-0x0000000004820000-0x0000000004821000-memory.dmp

          Filesize

          4KB

        • memory/2692-60-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-44-0x00000000048A0000-0x00000000048A1000-memory.dmp

          Filesize

          4KB

        • memory/2692-31-0x00000000047A0000-0x00000000047A1000-memory.dmp

          Filesize

          4KB

        • memory/2692-39-0x00000000048B0000-0x00000000048B1000-memory.dmp

          Filesize

          4KB

        • memory/2692-59-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-38-0x00000000048C0000-0x00000000048C1000-memory.dmp

          Filesize

          4KB

        • memory/2692-37-0x0000000004840000-0x0000000004841000-memory.dmp

          Filesize

          4KB

        • memory/2692-43-0x0000000004860000-0x0000000004863000-memory.dmp

          Filesize

          12KB

        • memory/2692-58-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-57-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-56-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-33-0x0000000004850000-0x0000000004851000-memory.dmp

          Filesize

          4KB

        • memory/2692-32-0x0000000004830000-0x0000000004831000-memory.dmp

          Filesize

          4KB

        • memory/2692-34-0x00000000047F0000-0x00000000047F1000-memory.dmp

          Filesize

          4KB

        • memory/2692-46-0x00000000047C0000-0x00000000047C1000-memory.dmp

          Filesize

          4KB

        • memory/2692-55-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-48-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-49-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-50-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2692-51-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-54-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/2692-53-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-0-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-47-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-45-0x0000000000E70000-0x0000000001147000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-1-0x0000000000E70000-0x0000000001147000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-5-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-42-0x0000000000E70000-0x0000000001147000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-41-0x0000000000400000-0x00000000006D7000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-16-0x0000000005980000-0x0000000005C57000-memory.dmp

          Filesize

          2.8MB

        • memory/3036-2-0x0000000002270000-0x0000000002356000-memory.dmp

          Filesize

          920KB

        • memory/3036-6-0x0000000004890000-0x0000000004893000-memory.dmp

          Filesize

          12KB