Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 18:05

General

  • Target

    7e834b95a677c2d7ed099742fb20eee509e006b6751872acef11cd0753300be1.exe

  • Size

    3.2MB

  • MD5

    f4de30f69ebf71023b3376238b52e9b5

  • SHA1

    cb21383b6a17bcc73e4292655c6fbe99788bf4a5

  • SHA256

    7e834b95a677c2d7ed099742fb20eee509e006b6751872acef11cd0753300be1

  • SHA512

    a6b3d2db37a086c734678a63281b45712f6c67cd117fa732e6916379bd8ea11576149320f91335bdab216a36a2bd2e440001f1c6da687b89678cc36142181c62

  • SSDEEP

    24576:eCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH4:eCwsbCANnKXferL7Vwe/Gg0P+Wh3XNh

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 9 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
  • Server Software Component: Terminal Services DLL 1 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 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 1 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\7e834b95a677c2d7ed099742fb20eee509e006b6751872acef11cd0753300be1.exe
    "C:\Users\Admin\AppData\Local\Temp\7e834b95a677c2d7ed099742fb20eee509e006b6751872acef11cd0753300be1.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2296
    • 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:208
      • 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:4644
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2484
    • C:\Users\Admin\AppData\Local\Temp\HD_7e834b95a677c2d7ed099742fb20eee509e006b6751872acef11cd0753300be1.exe
      C:\Users\Admin\AppData\Local\Temp\HD_7e834b95a677c2d7ed099742fb20eee509e006b6751872acef11cd0753300be1.exe
      2⤵
      • Executes dropped EXE
      PID:4284
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1444
    • 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:4028
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240601109.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2528
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:232
      • 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:3892

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_7e834b95a677c2d7ed099742fb20eee509e006b6751872acef11cd0753300be1.exe

      Filesize

      503KB

      MD5

      71e110f0199cadea0f559b3890aa599f

      SHA1

      c941635b62703805d50ace15c45dace8e3699870

      SHA256

      01f96c0a4064e860caf737ef21c5fd98057173ca5c3bcb1748e4240b16c78ed1

      SHA512

      80a69652a6e284abf38bd34772c7779c51017d8ebd979dcf53b2b3072085fa488a9c4fed23bac41364622143e32ad3a552ff4a7e7e5698c04b4dbcd934a22663

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

      Filesize

      2.7MB

      MD5

      19880952cb6cfc5a9a9c647a8cdfe349

      SHA1

      54df3f67dea40f137098c6f82bd1973f8392692b

      SHA256

      0428f707c4ebb7fc0c2ebd31b8dab1374048bce3858ff7d70fbe1f7af16e5074

      SHA512

      d29dec16be4528187286e7be541b5811b459ffca9cb8050b5891fd94ef90b84f8c9fbef0656a27c3eb924b9531f23b1a255a535bc70c544df36eb5899b3a4d3b

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • C:\Windows\SysWOW64\240601109.txt

      Filesize

      899KB

      MD5

      b86ffb4f8d6589b492cf14e2e47a2521

      SHA1

      9322d3c6fe0445af404504ff664fb2264e6bf17a

      SHA256

      163e9686664b7e36a70a3a13fc9aecc145d175664b952279b2c7b3c8335c858e

      SHA512

      00cbd7b396d326004cdb527411c1a6c3905b0a8cdff9992ea420233b46e9aa9c256dc88efbbcec63ef2002be157b28567a3ad01e99b676c14f17da8fa48b88a6

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

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/208-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/208-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/208-19-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/208-23-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/232-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/232-27-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/232-29-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3892-40-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3892-44-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3892-45-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB