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Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2025, 04:28

General

  • Target

    JaffaCakes118_319457f48e0c52165f9bdd0fb53837da.exe

  • Size

    137KB

  • MD5

    319457f48e0c52165f9bdd0fb53837da

  • SHA1

    0573839f46a1d83c2f1e6b1dc976e1008006c1d8

  • SHA256

    36ac25c2091b56bbd5407e2fc11666e02da1db030bfe391f07607bf5e1f95ddb

  • SHA512

    55572b9b17ab0a014ab04919347b84d5265144ebe31f152d4ff4c6adc25e318bb6d593e00d80817c85e9ba18191840af3cc3f69204ce4090434b2e9d47cea3b0

  • SSDEEP

    3072:c6JR+uNAEaC3KtYlG4tOLjzqch+ChaCraZE6UVhn/06zl/Xey:cgZNATdYlG4AzqE+CxruE6Ufn/V

Malware Config

Signatures

  • Gh0st RAT payload 5 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0strat family
  • Drops file in Drivers directory 1 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_319457f48e0c52165f9bdd0fb53837da.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_319457f48e0c52165f9bdd0fb53837da.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\爱情、经不起时间或距离的考验.doc"
      2⤵
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2720
      • C:\Users\Admin\AppData\Local\Temp\server.exe
        "C:\Users\Admin\AppData\Local\Temp\server.exe"
        2⤵
        • Server Software Component: Terminal Services DLL
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        PID:1032
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k netsvcs
      1⤵
      • Drops file in Drivers directory
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      PID:3020

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\爱情、经不起时间或距离的考验.doc

      Filesize

      39KB

      MD5

      ac9aeb5e3cc8392ac924397c812c96ae

      SHA1

      39c4c1ff0c939ce3e4ea9a30781f72110bda01e2

      SHA256

      6420c2c2176a1308573275dd6fe21ac1f1c11d1c046c3fce2b74381233262049

      SHA512

      53df2938f0731721202cb81ffa4aeab4432ba2aa7ff2d9a585729e2e271c0ef472eccc284590088024fdb1ed75598168462b18baf584459056902d60dd6f5d18

    • \??\c:\windows\SysWOW64\fastuserswitchingcompatibilityex.dll

      Filesize

      99KB

      MD5

      7fd4b6c2d3d37e4d6478eb0a0c6a8661

      SHA1

      723eedb5cc3f7a05ae08d82e4d4fb25855e13301

      SHA256

      fa0a6f47ab8d501e3620dd673ebfe97fce17e611fc29cea111185f4e0ba7f34a

      SHA512

      c49adeb4e0d8733aa9bc4209ec95f558c90aae9e5ccfc0a51d59b465b352b4e2ab83a78de5fee42a89b277f59f07da73c15c5c341cc48dede7c697e6dd3623a8

    • \Users\Admin\AppData\Local\Temp\server.exe

      Filesize

      111KB

      MD5

      adcde10f51f6bd5bf78adf6fcee9d536

      SHA1

      449a4df49d11dd81408cbde26fbf9f7ec05aba12

      SHA256

      91e6cf834dbaf6e3e74c300b2d5963bb638c2503c4678551a7f73c40294e99b3

      SHA512

      9105c71ed42b5bb7a83ba25fa3fc062412d6c983f6aaae145ec51a19f3ba054b6175ac33603f9194bb9882d8a6468512db4997cbed36ec88fa57f92785ef7e4a

    • memory/1032-13-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/1032-20-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/1624-5-0x0000000000440000-0x000000000045E000-memory.dmp

      Filesize

      120KB

    • memory/1624-12-0x0000000000440000-0x000000000045E000-memory.dmp

      Filesize

      120KB

    • memory/2596-6-0x000000002F111000-0x000000002F112000-memory.dmp

      Filesize

      4KB

    • memory/2596-18-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2596-22-0x00000000715CD000-0x00000000715D8000-memory.dmp

      Filesize

      44KB

    • memory/2596-30-0x00000000715CD000-0x00000000715D8000-memory.dmp

      Filesize

      44KB