Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    17/08/2024, 22:01

General

  • Target

    a44fc6444c1b503034516fa5c4ef2909_JaffaCakes118.exe

  • Size

    49KB

  • MD5

    a44fc6444c1b503034516fa5c4ef2909

  • SHA1

    08158de321fd8439b024b71fb0fc5cc99f7a1679

  • SHA256

    a77de3ec7d27f91820debba4d0a8e960b7c805834d49381a4516ceab9c6a5a19

  • SHA512

    92a66a26e36e308af75b41d202be30c96f766b26bb65698cf482afe934429998ffe151c5b8dfc6601e6375d396b4d9a89639d525b4a47534d71e3e67edf58a78

  • SSDEEP

    768:bmSd/MdfrtKkM5fLwmm8hqzhZoVTLU0iV25G89vvm+i2Ac/ua5SlBqT:baFMzfLo8h4HoVTLm25Gc3m+i2Agylu

Malware Config

Signatures

  • Disables service(s) 3 TTPs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 55 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a44fc6444c1b503034516fa5c4ef2909_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a44fc6444c1b503034516fa5c4ef2909_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Windows\SysWOW64\net.exe
      net.exe stop "Security Center"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2660
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Security Center"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2952
    • C:\Windows\SysWOW64\sc.exe
      sc config wscsvc start= DISABLED
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2200
    • C:\Windows\SysWOW64\net.exe
      net.exe stop "Windows Firewall/Internet Connection Sharing (ICS)"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2052
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Windows Firewall/Internet Connection Sharing (ICS)"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2892
    • C:\Windows\SysWOW64\sc.exe
      sc config SharedAccess start= DISABLED
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2708
    • C:\Users\Admin\AppData\Roaming\i6g8xs.exe
      C:\Users\Admin\AppData\Roaming\i6g8xs.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Users\Admin\AppData\Roaming\i6g8xs.exe
        C:\Users\Admin\AppData\Roaming\i6g8xs.exe -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
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2832
      • C:\Users\Admin\AppData\Roaming\i6g8xs.exe
        C:\Users\Admin\AppData\Roaming\i6g8xs.exe -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
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2980
    • C:\Windows\SysWOW64\Rundll32.exe
      Rundll32.exe setupapi,InstallHinfSection DefaultInstall 128 C:\Users\Admin\AppData\Roaming\mdinstall.inf
      2⤵
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Windows\SysWOW64\runonce.exe
        "C:\Windows\system32\runonce.exe" -r
        3⤵
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious use of WriteProcessMemory
        PID:2736
        • C:\Windows\SysWOW64\grpconv.exe
          "C:\Windows\System32\grpconv.exe" -o
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2116
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Roaming\92g93cj8.bat
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2588

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\92g93cj8.bat

          Filesize

          218B

          MD5

          6ef695038257440f31be029ceb2dd9e2

          SHA1

          dd926ea38d2c04b8d39529fa612bb4c22459408b

          SHA256

          6ab322da72b51fd96b0d401147e47ed308baf913d8c663dbc69e154c160a9d86

          SHA512

          edc1860d5a56e0e9f921bdce270074ef7e73a2bd8d7b26005612d31a2da02cd3e595abb53b49ae2aede6744da97af7006f61cd39a197c63d7108ad4194bfe623

        • C:\Users\Admin\AppData\Roaming\i6g8xs.exe

          Filesize

          49KB

          MD5

          a44fc6444c1b503034516fa5c4ef2909

          SHA1

          08158de321fd8439b024b71fb0fc5cc99f7a1679

          SHA256

          a77de3ec7d27f91820debba4d0a8e960b7c805834d49381a4516ceab9c6a5a19

          SHA512

          92a66a26e36e308af75b41d202be30c96f766b26bb65698cf482afe934429998ffe151c5b8dfc6601e6375d396b4d9a89639d525b4a47534d71e3e67edf58a78

        • C:\Users\Admin\AppData\Roaming\mdinstall.inf

          Filesize

          410B

          MD5

          3ccb3b743b0d79505a75476800c90737

          SHA1

          b5670f123572972883655ef91c69ecc2be987a63

          SHA256

          5d96bec9bc06fd8d7abc11efbb3cb263844ee0416910f63581dd7848b4e1d8dd

          SHA512

          09b1cdd4393f515f7569fbccc3f63051823ed7292b6e572bc9a34e4389b727b2914b22118e874864ccb32ef63016b2abd6d84510fd46fdee712fd84be59c114e

        • memory/2648-29-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2648-0-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2648-12-0x0000000004860000-0x0000000004892000-memory.dmp

          Filesize

          200KB

        • memory/2648-11-0x0000000004860000-0x0000000004892000-memory.dmp

          Filesize

          200KB

        • memory/2780-52-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2780-36-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2780-13-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2780-63-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2832-33-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2832-38-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2832-50-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2980-60-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB

        • memory/2980-64-0x0000000000400000-0x0000000000432000-memory.dmp

          Filesize

          200KB