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Analysis

  • max time kernel
    15s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 14:50

General

  • Target

    1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe

  • Size

    15.4MB

  • MD5

    a5cd1a54ebdd40b3376e457c43c9e543

  • SHA1

    387fefefd8c2edb54975d82cc41179bbbb51b1c8

  • SHA256

    1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144

  • SHA512

    18f35ddd8bc30b22f33e1bddc0c91184dfa45da5a456cd1035d031415298a67eafbb70aab16ec01b4e8cb10bcb081242bc9c9746b1eadb868117bbdd6fc7415c

  • SSDEEP

    196608:kKXbeO73bL3rUP1Luepkfw5jmBbyKMdCSTkGE7nWoRPep3q:V7LXyieJ5KBGJCBGNoBes

Malware Config

Extracted

Family

gh0strat

C2

tongxiu.e2.luyouxia.net

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 12 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 service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 18 IoCs
  • Loads dropped DLL 36 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 9 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 21 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe
    "C:\Users\Admin\AppData\Local\Temp\1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2580
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3028
      • 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⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2856
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:2640
    • C:\Users\Admin\AppData\Local\Temp\HD_1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe
      C:\Users\Admin\AppData\Local\Temp\HD_1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2576
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2232
        • C:\Users\Admin\AppData\Local\Temp\qee.exe
          qee.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1104
          • C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe
            "C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe"
            5⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            PID:1712
          • C:\ProgramData\Synaptics\Synaptics.exe
            "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1200
            • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
              "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:2700
              • C:\Users\Admin\AppData\Local\Temp\qee.exe
                qee.exe
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                PID:2992
                • C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe
                  "C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe"
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1364
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:480
          • C:\Users\Admin\AppData\Local\Temp\qee.exe
            qee.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2052
            • C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe
              "C:\Users\Admin\AppData\Local\Temp\._cache_qee.exe"
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:1036
  • C:\Windows\SysWOW64\TXPlatfor.exe
    C:\Windows\SysWOW64\TXPlatfor.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2696
    • 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:2892
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:812
  • C:\Program Files (x86)\Iogweqo.exe
    "C:\Program Files (x86)\Iogweqo.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:1784
    • C:\Program Files (x86)\Iogweqo.exe
      "C:\Program Files (x86)\Iogweqo.exe" Win7
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Iogweqo.exe

    Filesize

    8.4MB

    MD5

    12108a83afdd548044f85c9cc86e86f0

    SHA1

    0e5fe9f63c8e7c68e31a236f146612137cc9deba

    SHA256

    8adfe7bf9b60593f29ea3a106e6e4f6ca80ea712f55dd5718e6d33d1d7435203

    SHA512

    d79148038ed33170d912897fc4740dd63af446b8e7c2ff35265a1d9eeecdb6ae4ff904026c61c5f1895940064e0b5932dcb28056e5213667a493597eb6d245d6

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

    Filesize

    376KB

    MD5

    de01c720dea6f749ff0feb287320c6b5

    SHA1

    2ea2345aa884f070bbf23851f82ebd1029565a0b

    SHA256

    cc389bc7c8e0d8ffd0dbf45654feb1215291295a14e1837698e60ecfb9d36f28

    SHA512

    43123031810ca8168940eb9831809e0a5312de643587f43f0176c549ced0070fdc560cf94b83d68ab1c5b41b1b1e44f51d1386d98cc1593a33d39948ee897b19

  • C:\Users\Admin\AppData\Local\Temp\68FiynSf.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

    Filesize

    2.5MB

    MD5

    1fe8540ce0db398a195e5fd2d6542607

    SHA1

    1c1102e58a3bc34140f8b7f0298b5c941bafef8a

    SHA256

    e2a3657c7a2621e1be036e7c0f5ce4a15ad398cea685f93fdde06ee5fdbe20d6

    SHA512

    e67f7de632a9d1a5fac4b6a3cdde415e6343d2b2198bbacd3e0f05277875d7fdd736324f41c567a7f35385caf645722d5f090c0d591824cc694e3cd0909a9a89

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

    Filesize

    1.1MB

    MD5

    c4512809141a589e7e1135e25ff8fb30

    SHA1

    8f573d4f23a2063662a41870ac4f0a07230384e2

    SHA256

    d839bb74f9af8ac042c1a49c92f6460ed1ecd99df9ee9c2bf8e1bbcdf5b2b3cb

    SHA512

    ee1ceea07174fa84fdf799359a82dce78a01cd96e66863cfe8ae30d0793824f725f7cc60408979dd5e33587e0bcd0cb844ef25da9e60e8de8ca5b41784b4f739

  • \Users\Admin\AppData\Local\Temp\._cache_HD_1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe

    Filesize

    12.2MB

    MD5

    889cab08f8fb48c459c0ecd9dfe8619a

    SHA1

    d8d3b8b86b380f9d86b77eb669f181baa5f07ac2

    SHA256

    3108cbea41614190cf3200359637045e2716c84a2e8fce7d8c72617840831332

    SHA512

    d7957919bb4370b75002d5a01f77980aec49611f23d892eb1a626258e5362687f45c71648d08d2c423708e6cf5264b5e67c1cd7e2f4b076a36b6f1e950446249

  • \Users\Admin\AppData\Local\Temp\HD_1c50bafd6def9ad28bc614e32f7c9581322625240c18d487ab900208013c3144.exe

    Filesize

    12.9MB

    MD5

    32e16fd7c177e79b5ac8fb1386a833dd

    SHA1

    b05caeeaa1cfe6bf5ee73e5b77711f90ccb20ba8

    SHA256

    2142f91fec16a29b9ea8b88b85d03cf366279963496a6f65727a77f4ce379ded

    SHA512

    63207baa5dcb41e71ef00f1ee7445cfbd214a1419305fcb707a8d89e138d19b4f7c04bc5ebf6357e132e1433f1251aa4fae216986b561611442e1682a3ae9512

  • \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\259431160.txt

    Filesize

    899KB

    MD5

    dd3181de2329b6e19d2c3a3322610e5b

    SHA1

    b587fb99a9a7b00158b7746da602650cb821bf41

    SHA256

    31b32e7475b0f623334030cbdd4953397158b7e05a961f2a9a93d7aee61b1369

    SHA512

    e59dfa8ca4a6c3668f10e6fd5ad1df76704c8274cd9b337ea30631279e9fc7180ae7bbc89140086830fdf9bffc53c42208633c5da81ccfe710e43873d9652ea0

  • memory/812-141-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1036-185-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1104-105-0x0000000000400000-0x0000000000520000-memory.dmp

    Filesize

    1.1MB

  • memory/1200-184-0x0000000000400000-0x00000000010E9000-memory.dmp

    Filesize

    12.9MB

  • memory/1712-107-0x0000000010000000-0x0000000010015000-memory.dmp

    Filesize

    84KB

  • memory/1712-182-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2052-146-0x0000000000400000-0x0000000000520000-memory.dmp

    Filesize

    1.1MB

  • memory/2576-90-0x0000000000400000-0x00000000010E9000-memory.dmp

    Filesize

    12.9MB

  • memory/2696-26-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2696-34-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2812-183-0x0000000000400000-0x00000000010E9000-memory.dmp

    Filesize

    12.9MB

  • memory/2812-187-0x0000000000400000-0x00000000010E9000-memory.dmp

    Filesize

    12.9MB

  • memory/2812-232-0x0000000000400000-0x00000000010E9000-memory.dmp

    Filesize

    12.9MB

  • memory/2892-52-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2892-46-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2892-44-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2992-152-0x0000000000400000-0x0000000000520000-memory.dmp

    Filesize

    1.1MB

  • memory/3028-20-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3028-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3028-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3028-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB