Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 04:25

General

  • Target

    6dae8bbe922676dcb5839ea8fb42f8bd3ba3f2f0e6302cba32222fbf541cea82.exe

  • Size

    1.9MB

  • MD5

    df3ac06c1b759ad41c20383ca10ec63f

  • SHA1

    bbddca776095e1af7c8fe8a8baf997bab68a3334

  • SHA256

    6dae8bbe922676dcb5839ea8fb42f8bd3ba3f2f0e6302cba32222fbf541cea82

  • SHA512

    c60f5bd53da3c5213a221830b60143ee0ab1030a481d33744ae623702e3b6c0796f0b937530fd2c3c6f3488eb081e4efe02530292c4eba9e664db830e8df0300

  • SSDEEP

    24576:MQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVuXARE9GyUUvse86ksW8oTdpPU:MQZAdVyVT9n/Gg0P+WhoZQRyjBdWxC

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 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 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 13 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 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\6dae8bbe922676dcb5839ea8fb42f8bd3ba3f2f0e6302cba32222fbf541cea82.exe
    "C:\Users\Admin\AppData\Local\Temp\6dae8bbe922676dcb5839ea8fb42f8bd3ba3f2f0e6302cba32222fbf541cea82.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:544
    • 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:4212
      • 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:1684
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3152
    • 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:3028
    • C:\Users\Admin\AppData\Local\Temp\HD_6dae8bbe922676dcb5839ea8fb42f8bd3ba3f2f0e6302cba32222fbf541cea82.exe
      C:\Users\Admin\AppData\Local\Temp\HD_6dae8bbe922676dcb5839ea8fb42f8bd3ba3f2f0e6302cba32222fbf541cea82.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:1904
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3144
    • 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:4636
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:4180
    • 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:4768
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240596953.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2356

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    2
    T1547

    Registry Run Keys / Startup Folder

    2
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    2
    T1547

    Registry Run Keys / Startup Folder

    2
    T1547.001

    Defense Evasion

    Modify Registry

    2
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Remote System Discovery

    1
    T1018

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_6dae8bbe922676dcb5839ea8fb42f8bd3ba3f2f0e6302cba32222fbf541cea82.exe
      Filesize

      692KB

      MD5

      3eee57121f38dc0850d6755bb79e5548

      SHA1

      941c64830fa289689cec890ab7102b410e167eb1

      SHA256

      42f9c63910a7ab4d8a298092c8174eacd6de9717a02aa4835141266c2655b6d4

      SHA512

      2cf34a4e80b163e8269bd260eee22a234996b88994c504788c612b44dc3727145d98064b5b0e6e8948256915d89a860ae30095c67cfe084ca9f5f527c23dbecb

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

      1.3MB

      MD5

      34cf886127070bff0085b7892108cc8a

      SHA1

      18cb3cc85beb31bacdbabc8b100ae230a6311060

      SHA256

      585c6c204f5f446be9a66d6c1bf6381136cafe3006c023957f957110aa402fd9

      SHA512

      65d81afbe7a55f58e36028a2dca83a7ee86e6f7d75ccb02a08df34070c5cd2d0bfc361341f249777ed68ed7fc5af7d05d8f5a8ca9fb412f7c44986331c613f9f

    • 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\240596953.txt
      Filesize

      50KB

      MD5

      92b07019c00e59e994cb6f08e76ad04c

      SHA1

      564b3e028be110ec98154c8efba677104cb6c31e

      SHA256

      bffbd8b8506988de5a28c31db778dd3e2a80422f74c5456fc6348dffab774aa5

      SHA512

      08cdf0380a378cd569a5fb629271f63a4dd9f30500e9abe83b0095b94aa93bc3dec3594977310a43d31cab70d4396170de7871c913c61629bc2382f0eaa3d0dd

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

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/1904-93-0x0000000002540000-0x0000000002541000-memory.dmp
      Filesize

      4KB

    • memory/1904-92-0x0000000000210000-0x0000000000344000-memory.dmp
      Filesize

      1.2MB

    • memory/3144-15-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3144-32-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3144-17-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3144-16-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3144-13-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4212-5-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4212-7-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4212-10-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4212-6-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4636-46-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4636-70-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4636-33-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/4636-27-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB