Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 02:26

General

  • Target

    1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe

  • Size

    12.1MB

  • MD5

    320a85f96d37a11e753425e694a27307

  • SHA1

    c6c892b3993e384ca6747233bb6722350aa40ad3

  • SHA256

    1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4

  • SHA512

    717d072dc382abb00f12461f3e5b666936d6330dd1669df56987d5b73859fbd9b50959951a7f03005457b542cb49baa7fc52b9dbfbd01a39980385186ebcad0d

  • SSDEEP

    196608:BKXbeO7yL9YE0SCI4rbECIwBbiL4c7NxIYaK+GutOHpDRw0nptlVOmpFEMSesg:S7yhYn/8Ch1vnGutMpDDnpnVVp6fesg

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 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.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • 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
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Executes dropped EXE 11 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 23 IoCs
  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • Modifies registry class 64 IoCs
  • Runs ping.exe 1 TTPs 4 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe
    "C:\Users\Admin\AppData\Local\Temp\1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2744
    • 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:2488
    • 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:2556
      • 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:2600
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2836
    • C:\Users\Admin\AppData\Local\Temp\HD_1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe
      C:\Users\Admin\AppData\Local\Temp\HD_1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2572
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1360
        • C:\Windows\SysWOW64\PING.EXE
          "C:\Windows\System32\PING.EXE" www.baidu.com -n 2
          4⤵
          • Runs ping.exe
          PID:3032
        • C:\Users\Admin\AppData\Roaming\MyMacro\Runner.exe
          --host_id 3 --verify_key NJXWU4ZEh8Ut --product "C:\Users\Admin\AppData\Local\Temp\._cache_HD_1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe" --version 2014.05.17762
          4⤵
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Identifies Wine through registry keys
          • Loads dropped DLL
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          PID:1272
        • C:\Windows\SysWOW64\PING.EXE
          "C:\Windows\System32\PING.EXE" www.baidu.com -n 2
          4⤵
          • Runs ping.exe
          PID:1976
        • C:\Windows\SysWOW64\PING.EXE
          "C:\Windows\System32\PING.EXE" www.baidu.com -n 2
          4⤵
          • Runs ping.exe
          PID:2644
        • C:\Users\Admin\AppData\Roaming\MyMacro\binding.exe
          C:\Users\Admin\AppData\Roaming\MyMacro\binding.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:480
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1876
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:2148
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:3036
    • 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:2264
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259423625.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2320
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2756
      • 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:2524
    • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
      1⤵
      • Enumerates system info in registry
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:1800

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      2.5MB

      MD5

      acec13aa01bc10d2ca43979c01aa1a72

      SHA1

      da28ccda34fd599f50a72ee3efd7c4e8a63c1579

      SHA256

      142abca126fc1ba2c7f3633872a28828a4042107f6145a158a7eab99238d24bb

      SHA512

      7f2d24fa49703f97a1a6ea0d80cef14aba2bb095358bf836ceb95477954110711157fef7afda97eaef5922e33b19ba7937847165304bedac410cff5f8def67e2

    • C:\Users\Admin\AppData\Local\Temp\QMLog\20240524.log
      Filesize

      324B

      MD5

      d5184ceb6948daacc7686a6e2208b7c8

      SHA1

      51a75e525d881506b9d717c04517603c262ed167

      SHA256

      d28aa7c448f27c9121925931469f774da20acd0d2e1834d49d159baa2f4b4abe

      SHA512

      5744ca3ab5686e6e24d843f8b2d1a8593da6bbee2f015bad1c32dcb223293071bfe4619c7ef1f6fe79f490bf19f45d58c4c351315fc4eb9075dba971954d085a

    • C:\Users\Admin\AppData\Local\Temp\macA2B5.tmp
      Filesize

      358B

      MD5

      14739f7d86ebc59524d1f379b32397f0

      SHA1

      884acc0579970c637f02370b5fafabdbb4c1c1cf

      SHA256

      1f4978fd9ab8cdbafb5f8457b97b0feb4217d19d9fea49af9caa6bd46b58f9f1

      SHA512

      f2e7650ecce616ab0fac4c832f67322f78021cbe2e4a08d117f9a2c2aefc0d31114914570bb5a36a077d62e1b29f67fb5e2e25ec05bc231ed62955d8de4c4e52

    • C:\Users\Admin\AppData\Local\Temp\vULb3Uqr.xlsm
      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    • C:\Users\Admin\AppData\Roaming\MyMacro\Runner.exe
      Filesize

      7.2MB

      MD5

      bf194c1f69ea179613a00c300a537fd6

      SHA1

      d88ca448d3cb748f0bb8488cf2779adafb19170c

      SHA256

      774dd36da750db779d107b39e7f6f6f4c6f0766b2722d8d234971639d6e16fbf

      SHA512

      59e2ef379bafe0a4bc62bcf299776f1a837e0e86ef42651cd8c309a13e4a3d434a7cd4f844bb7346669a84a8d905b44e5ab9da9de557d11ef6e74210306039c4

    • C:\Windows\SysWOW64\Remote Data.exe
      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \Users\Admin\AppData\Local\Temp\._cache_HD_1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe
      Filesize

      8.9MB

      MD5

      b36e16fa438970508f45003f96db3fad

      SHA1

      7c603bf2a00da0873eaa28306a0242dfdb2ff6b6

      SHA256

      22ac8239eb13919b2df924d2fd401a0f680aa04344fb1d736529d7459ef871c7

      SHA512

      bca069aa983df6924f1f2a9f21bc7644d5c0540af521f34d5a8eabdc1ea78f85a5188ca7794a2ae3bfce9734bbe7b8c15cead12d91e4c52cef3ef4337c041623

    • \Users\Admin\AppData\Local\Temp\HD_1ca73cd5afdea64c01d33f652c47a9c6c3ee446fd5dd49bd6e8ff96fd89772d4.exe
      Filesize

      9.7MB

      MD5

      1ecb6542eeece9094ae447f5ad6a9323

      SHA1

      e91a40252e966f1defe12e5483de56ca0867c19e

      SHA256

      a653a6264fc3618cb11792861e56703a268b6873033ad777d4f708ad73471b94

      SHA512

      11135e11fc6c53b87e3eef6b1bf47c75506c8f1617f3146c64c94cbd27e54568a5081b4d87aab806329864c330fc49c3d950055ecf5aa8e932c17858883aa2b5

    • \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

    • \Users\Admin\AppData\Roaming\MyMacro\binding.exe
      Filesize

      1.7MB

      MD5

      6abd36f782e36bcf9e90a3230d6ca97f

      SHA1

      3c3d5760a8db6c66f4c5b8c31cbf2613a8a7d6b9

      SHA256

      13652dae4ec58de8a20da51c7455f34144554b91d25ac1c72bec9cbe361ca752

      SHA512

      05463e3c0028e8e39787465e4529ad22c9c64c2a29701c4673f983b50852573aa3c197c2307fdf58d9ab514cca06f058cc17a8b53d28e76957792be7ac1acce6

    • \Users\Admin\AppData\Roaming\MyMacro\cfgdll.dll
      Filesize

      59KB

      MD5

      b35416c2b3e818894df95608b76934f7

      SHA1

      bbdd1c0f49e9ce54e9312f5edfead76d343c21cf

      SHA256

      8147481d1c93da5ce5de7ff7a72a45756d45ea1f27d27bb8c9944642f42549a3

      SHA512

      92382562761b36b4ed2ec0bba832c66c8f720e190630596ff830a047a498889e7a0f3628d1a3ffac066b06ccd8c2d3840e82b4304b636e1b1ee434910c6f0bdf

    • \Users\Admin\AppData\Roaming\MyMacro\qdisp.dll
      Filesize

      303KB

      MD5

      014c01cd6522778e1e15be0e696dfe0c

      SHA1

      c908376fcc4525ec5c4b35d289ef1361ea5cb2d9

      SHA256

      259eaf1ddc9bf610d11a22413853b3d4386fc5a8412c6e602c74eb43f1a32d46

      SHA512

      3b8d040b4a6e879ecf3bafba336b2fc8d793d4f6931902faf87e8f64faf6eca7f1f21485794cffe16c7d0ea907b9f6db93df0b4bae8cb3684733e95608523fd9

    • \Windows\SysWOW64\259423625.txt
      Filesize

      899KB

      MD5

      9e1d97f2afa28a34ee6776f5974192e4

      SHA1

      a2ba1ae20079a7e6b5fe61e1e3a7f0b092799bd6

      SHA256

      91c160408144ae6cdaff8f7a2a5060dc7c9c6d1123e448c6becdbee309ee1d36

      SHA512

      c5b8f7d07e22d46a29db600a9a2af4ed9fd16d87cdd9c7b9c7e05f1da08092049861c7a6844dd6051e80f280bda4b23d2a4d0c72095d0dd1752bf3621da9b61e

    • memory/1272-209-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-258-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-267-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-154-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-278-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-276-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-261-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-273-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-270-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-216-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-197-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-220-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-202-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-206-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1272-204-0x0000000000400000-0x0000000000B31000-memory.dmp
      Filesize

      7.2MB

    • memory/1360-203-0x0000000004E10000-0x0000000005541000-memory.dmp
      Filesize

      7.2MB

    • memory/1360-152-0x0000000004E10000-0x0000000005541000-memory.dmp
      Filesize

      7.2MB

    • memory/1360-153-0x0000000004E10000-0x0000000005541000-memory.dmp
      Filesize

      7.2MB

    • memory/1800-169-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1876-201-0x0000000000400000-0x0000000000DB0000-memory.dmp
      Filesize

      9.7MB

    • memory/1876-196-0x0000000000400000-0x0000000000DB0000-memory.dmp
      Filesize

      9.7MB

    • memory/1876-257-0x0000000000400000-0x0000000000DB0000-memory.dmp
      Filesize

      9.7MB

    • memory/2524-41-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2524-49-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2524-54-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2556-20-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2556-21-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2556-18-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2572-102-0x0000000000400000-0x0000000000DB0000-memory.dmp
      Filesize

      9.7MB