Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/05/2024, 16:36

General

  • Target

    8863c9e88e409139c621710e3dbdb7989874f11bf582a31cbd03d55a8318ed27.exe

  • Size

    3.6MB

  • MD5

    6c017a7c25ced7d96b5bb59adc65aaec

  • SHA1

    be3b20c1a16d9b5e16a37536fdaa701ef1b42ce6

  • SHA256

    8863c9e88e409139c621710e3dbdb7989874f11bf582a31cbd03d55a8318ed27

  • SHA512

    800bf235c35261aa898e25aad7e597f6981eee1729251da819d48982949da730e0f6626122b0423b5ca617b3d6acfba9276329050de9fd9c81f5320582d17f37

  • SSDEEP

    49152:jQZAdVyVT9n/Gg0P+WhoXiNrXXZXDrdBaAdvUk6I9Hd7bs8BA5KYh7hn+7FP0qfs:EGdVyVT9nOgmhFNrXXZvvGhNnicwMge

Malware Config

Signatures

  • Detect PurpleFox Rootkit 12 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 13 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 3 IoCs
  • UPX packed file 15 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8863c9e88e409139c621710e3dbdb7989874f11bf582a31cbd03d55a8318ed27.exe
    "C:\Users\Admin\AppData\Local\Temp\8863c9e88e409139c621710e3dbdb7989874f11bf582a31cbd03d55a8318ed27.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3772
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:444
      • 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\svchost.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3344
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2204
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:3304
    • C:\Users\Admin\AppData\Local\Temp\HD_8863c9e88e409139c621710e3dbdb7989874f11bf582a31cbd03d55a8318ed27.exe
      C:\Users\Admin\AppData\Local\Temp\HD_8863c9e88e409139c621710e3dbdb7989874f11bf582a31cbd03d55a8318ed27.exe
      2⤵
      • Executes dropped EXE
      PID:2860
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3684
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.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:3500
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:4608
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4816
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240604125.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4884

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_8863c9e88e409139c621710e3dbdb7989874f11bf582a31cbd03d55a8318ed27.exe

            Filesize

            2.3MB

            MD5

            dcf18d969fe50dd15be16088c9d30d02

            SHA1

            f45b2bdff3741b895189897e1e9dd49fce10bd3a

            SHA256

            0d14b157818d5e52fb2e6c5ed3651cf37434d1a3f8dbee3d9c6d01d69d140155

            SHA512

            1674adfdcf4ca8cc3905e26b43a002b94882dfc886ce86d2904c32e35bf143680963883033e90d18031344b92f6d744f7f5d49cfd27b599974809f881a5c13b0

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

            Filesize

            1.3MB

            MD5

            5a88b69dc04401ec052caabc9f7c468e

            SHA1

            c0ffeb357417b8d379e4b1ef95a73ec8417307b6

            SHA256

            909dc2a37adfb6d51c72c98df13496a82d4aa233c786f837b80709a4a65ab65c

            SHA512

            7149324ef5240cb28344163de58813f2656b8a34651054604e735d6126df886e02e5af23dded674fbeae3ba74b4839535f79d24f3bd87e70dc7340bd11e4ea81

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

            Filesize

            93KB

            MD5

            3b377ad877a942ec9f60ea285f7119a2

            SHA1

            60b23987b20d913982f723ab375eef50fafa6c70

            SHA256

            62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

            SHA512

            af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Windows\SysWOW64\240604125.txt

            Filesize

            50KB

            MD5

            e71c8aa81360f7fbf4acbcee12a7a967

            SHA1

            e1e5a5836b6d026f3b1208af7ee7e764b9c04b9d

            SHA256

            e2b38a4ef1b08afca57a4c398255506c8cdff336db56abcc17287aeb901a33c8

            SHA512

            689f0acf70f8aeefc181d69d2ee6f8a570adb01adba3d334d7bb68e18a1f094cf722699724f39ae5b6ba3bf0a516a90085889e79d8deb9f989e619587c9f5a86

          • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

            Filesize

            60KB

            MD5

            889b99c52a60dd49227c5e485a016679

            SHA1

            8fa889e456aa646a4d0a4349977430ce5fa5e2d7

            SHA256

            6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

            SHA512

            08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

          • memory/444-7-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/444-10-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/444-6-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/444-4-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3500-45-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3500-39-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3500-53-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3500-54-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3500-62-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3500-69-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3684-15-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3684-19-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3684-16-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3684-24-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3684-14-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB