Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/03/2024, 14:04

General

  • Target

    1ffe85cdac09fb06faa9de12d94f6cdb37dc0aa1a111a5d95ec8e12de2c529d1.exe

  • Size

    2.6MB

  • MD5

    5eadcbe2a0fe7334942f72ab6b56d11b

  • SHA1

    060566f24ea582d83561b933730629134168450c

  • SHA256

    1ffe85cdac09fb06faa9de12d94f6cdb37dc0aa1a111a5d95ec8e12de2c529d1

  • SHA512

    d8cf6cbdae262b3fabd4e985324b40cd05ce502ae8a2100c6f9cfa030c9590f3b9479284d542f8ac5e3c0981b77c1b6120709deea5db1ad8af3db3dd62141200

  • SSDEEP

    24576:yCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHW:yCwsbCANnKXferL7Vwe/Gg0P+WhPl

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 IoCs
  • Gh0strat

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

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Drops file in Drivers directory 1 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 9 IoCs
  • UPX packed file 14 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ffe85cdac09fb06faa9de12d94f6cdb37dc0aa1a111a5d95ec8e12de2c529d1.exe
    "C:\Users\Admin\AppData\Local\Temp\1ffe85cdac09fb06faa9de12d94f6cdb37dc0aa1a111a5d95ec8e12de2c529d1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2748
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2136
    • C:\Users\Admin\AppData\Local\Temp\N.exe
      C:\Users\Admin\AppData\Local\Temp\\N.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2576
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2444
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:328
    • C:\Users\Admin\AppData\Local\Temp\HD_1ffe85cdac09fb06faa9de12d94f6cdb37dc0aa1a111a5d95ec8e12de2c529d1.exe
      C:\Users\Admin\AppData\Local\Temp\HD_1ffe85cdac09fb06faa9de12d94f6cdb37dc0aa1a111a5d95ec8e12de2c529d1.exe
      2⤵
      • Executes dropped EXE
      PID:2424
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2548
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259414858.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1664
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2536
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.exe -acsi
        2⤵
        • Drops file in Drivers directory
        • Sets service image path in registry
        • Executes dropped EXE
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        PID:2560

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_1ffe85cdac09fb06faa9de12d94f6cdb37dc0aa1a111a5d95ec8e12de2c529d1.exe

            Filesize

            30KB

            MD5

            eb501cc7e76645141c537c48c109972b

            SHA1

            048bd852253133ea17b42c377e6a84ab695b9e41

            SHA256

            86cc414f88487b0e6af195ab6d23b89e68b87b06abd1c470652ff2f04f9093a2

            SHA512

            f9028e7137edb2e044596c0bf63072fb0188664d8b5e7f0a809de4a4ef72dc3554639e9a37647608dd8804ef792aede3dcc3b8fe60030594ef22666dad929e27

          • C:\Users\Admin\AppData\Local\Temp\HD_X.dat

            Filesize

            913KB

            MD5

            12b9c4109a1312d0ebb78ccae22d1ba1

            SHA1

            40b1f096286f01a513abbf119d6b64388601e547

            SHA256

            9e9aa613433845d694aae4020dfa8851f13223e598e2048b52d0f761859ea5e4

            SHA512

            34086dc49f3fce3a258bda9a5e0f85b578ffc15cbf76c4bfbcda29feff0984f17af1d8a7eb93cd05ebfbd9fc56509aa423056d86a8e3a843fa744fe447d2645e

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

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

            Filesize

            941KB

            MD5

            8dc3adf1c490211971c1e2325f1424d2

            SHA1

            4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

            SHA256

            bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

            SHA512

            ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

          • \Windows\SysWOW64\259414858.txt

            Filesize

            899KB

            MD5

            9cc01cc90e8d60adb1222038a82f130b

            SHA1

            aa18a157913cf153b4b5557b927442391f599cc2

            SHA256

            0907e39df46fa61d5922dae386157b76a48739cabddc75464b68d650bafdb5cd

            SHA512

            17ad43c123869afb94202ef3a04565f316b22ae0595593b43a01043ab98adc0db4594e2fc7c67aa9683a0a6bd9f3954b8516573b0aebef2d3c7df49d5d95540c

          • \Windows\SysWOW64\Remote Data.exe

            Filesize

            43KB

            MD5

            51138beea3e2c21ec44d0932c71762a8

            SHA1

            8939cf35447b22dd2c6e6f443446acc1bf986d58

            SHA256

            5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

            SHA512

            794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

          • memory/2424-50-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/2424-56-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/2536-30-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2536-48-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2560-53-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2560-61-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2560-58-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2560-55-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2576-21-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2576-34-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2576-20-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2576-22-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2576-18-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2748-49-0x00000000002E0000-0x00000000002F4000-memory.dmp

            Filesize

            80KB

          • memory/2748-45-0x00000000002E0000-0x00000000002F4000-memory.dmp

            Filesize

            80KB

          • memory/2748-68-0x00000000002E0000-0x00000000002F4000-memory.dmp

            Filesize

            80KB

          • memory/2748-69-0x00000000002E0000-0x00000000002F4000-memory.dmp

            Filesize

            80KB