Analysis

  • max time kernel
    154s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 05:12

General

  • Target

    08969aa0491168fdd4c0b4642b9b51955e766f0efc4f97191cdd3883e0332d3c.exe

  • Size

    1.5MB

  • MD5

    46f62eb8de5a1bf7ab993db8ac32d19b

  • SHA1

    d46e2ffc4bbba40589f3f0d4a4d65fd919059872

  • SHA256

    08969aa0491168fdd4c0b4642b9b51955e766f0efc4f97191cdd3883e0332d3c

  • SHA512

    3d9a2df50d3918822b9e5472d4818df70b341162efa488045bdbe4d6504f5d4a47221344a518ce1a50129f42b86dd2649d3cca6a3c210ad5fe67cf782a348edc

  • SSDEEP

    24576:OQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV5I4HQV1Dfun2o:OQZAdVyVT9n/Gg0P+WhoVDmn2o

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 5 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
  • 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\08969aa0491168fdd4c0b4642b9b51955e766f0efc4f97191cdd3883e0332d3c.exe
    "C:\Users\Admin\AppData\Local\Temp\08969aa0491168fdd4c0b4642b9b51955e766f0efc4f97191cdd3883e0332d3c.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1932
    • 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:4088
      • 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:3228
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:5056
    • 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:4032
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4908
    • 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:228
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:1060
    • 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:3204
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240668156.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2984
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:1348

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.5MB

        MD5

        46f62eb8de5a1bf7ab993db8ac32d19b

        SHA1

        d46e2ffc4bbba40589f3f0d4a4d65fd919059872

        SHA256

        08969aa0491168fdd4c0b4642b9b51955e766f0efc4f97191cdd3883e0332d3c

        SHA512

        3d9a2df50d3918822b9e5472d4818df70b341162efa488045bdbe4d6504f5d4a47221344a518ce1a50129f42b86dd2649d3cca6a3c210ad5fe67cf782a348edc

      • C:\Users\Admin\AppData\Local\Temp\RCXFB39.tmp

        Filesize

        1.5MB

        MD5

        6046720aac4f4261708413a78708364a

        SHA1

        8bf1cb46fd533e4c359c65b85105f0497e128bfc

        SHA256

        1bc8022993dadb4ed1ac55e34a662301ef7cb9907d04229b55d1658fcfed9f01

        SHA512

        6aa74678f2706b82b33fb738ab629e6bef600941942c230b26d61aa9d9b90e6ed86c8b0e44f5c79754b2bf4562fef3eeef902d368e6d4b6b0b0a837f1eb08297

      • C:\Users\Admin\AppData\Local\Temp\X.ico

        Filesize

        69KB

        MD5

        e33fb6d686b1a8b171349572c5a33f67

        SHA1

        29f24fe536adf799b69b63c83efadc1bce457a54

        SHA256

        020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

        SHA512

        cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

      • 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\240668156.txt

        Filesize

        50KB

        MD5

        ccd5da4cece5ebb5957883cd48f577b1

        SHA1

        6e3c535ba9f6dfb79d1a4698a4372730a7c8f1e2

        SHA256

        80088b3fe0cf14a4c67fa8b6dd2350428527c14469e27c12e438b86efd19445f

        SHA512

        3cdc2b230becfabedf962c0eeb00f9933e0af7a43c4fae01d29e27d39f39daa196ac8ffb840ff17c493ad3e80874a7b7360252a489a72052e2225f1c1bd28d90

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

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/228-36-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/228-44-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/228-39-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4088-11-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4088-41-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4088-12-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4088-10-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4088-8-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4908-22-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4908-26-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4908-42-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4908-25-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4908-24-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB