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Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/08/2023, 09:24

General

  • Target

    90ed91fd6083bcdfef0f0ccdafa02356fbf93fa5915e31c75e6df95936efae06.exe

  • Size

    6.3MB

  • MD5

    0597492e98b160c2f4b8014a3978735e

  • SHA1

    943bd576fc0129a22741453afb1fb16a71983add

  • SHA256

    90ed91fd6083bcdfef0f0ccdafa02356fbf93fa5915e31c75e6df95936efae06

  • SHA512

    225f8a38f4676152605e50dd782831f1578ff069bb2a6dc7c977552c13f7316d8e85d40d16fbc7dad43e7d10def1bb4dd57c352f989653b0eea19f56a1493a0f

  • SSDEEP

    98304:fZJt4HIZOgmhUefS7peKOB3NLSiwbrM95+NTl:xiIZO7ye4pc3+rk5ql

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 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 service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in System32 directory 2 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\90ed91fd6083bcdfef0f0ccdafa02356fbf93fa5915e31c75e6df95936efae06.exe
    "C:\Users\Admin\AppData\Local\Temp\90ed91fd6083bcdfef0f0ccdafa02356fbf93fa5915e31c75e6df95936efae06.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5084
    • C:\Users\Admin\AppData\Local\Temp\QQ.exe
      C:\Users\Admin\AppData\Local\Temp\\QQ.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4764
      • 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\QQ.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3992
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:396
    • C:\Users\Admin\AppData\Local\Temp\HD_90ed91fd6083bcdfef0f0ccdafa02356fbf93fa5915e31c75e6df95936efae06.exe
      C:\Users\Admin\AppData\Local\Temp\HD_90ed91fd6083bcdfef0f0ccdafa02356fbf93fa5915e31c75e6df95936efae06.exe
      2⤵
      • Executes dropped EXE
      PID:2188
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1664
    • 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:4612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_90ed91fd6083bcdfef0f0ccdafa02356fbf93fa5915e31c75e6df95936efae06.exe

    Filesize

    5.1MB

    MD5

    5a687d92e7e5b897d940a957c58f4b93

    SHA1

    315ec2cc6837fd8065a410dabfc5afc192c4f856

    SHA256

    e3eb80a72e7cd76dc24afd78a890e4d51ce0cb68586156167c9aba096b3fc75f

    SHA512

    2d526d3e6b2ca1cb327b9f151794bd7aefbf8e9fff5d1b50b022afc4fb030fda60efb2ebf487217057efc4c740266d0e5441d5fdae60ee903c7e9052d2714089

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

    Filesize

    1.3MB

    MD5

    1b00ca3c90e4d409a1c42e38c8908efb

    SHA1

    4f1a731335a221cc396e87ecd8bf72c936bf4468

    SHA256

    270c70adfb6ceb8b4c30e827215fea59078f8879bd4228f6f3b0d3980f986347

    SHA512

    9721083227362d02bffd13b5dab1ee7f94effe5dae4246e131edf123e0e74212b0fb0fbbf2383d8d5347f2f2d9d24605c5fec2538ad8691b0357ee7a9726e7df

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

    Filesize

    377KB

    MD5

    3d6e7db5800f1dadb016cbf989749e3c

    SHA1

    7c09c438a352cbc4de5d7279bf07d36e8f6cbfef

    SHA256

    bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b

    SHA512

    a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c

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

    Filesize

    377KB

    MD5

    3d6e7db5800f1dadb016cbf989749e3c

    SHA1

    7c09c438a352cbc4de5d7279bf07d36e8f6cbfef

    SHA256

    bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b

    SHA512

    a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c

  • C:\Windows\SysWOW64\TXPlatforn.exe

    Filesize

    377KB

    MD5

    3d6e7db5800f1dadb016cbf989749e3c

    SHA1

    7c09c438a352cbc4de5d7279bf07d36e8f6cbfef

    SHA256

    bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b

    SHA512

    a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c

  • C:\Windows\SysWOW64\TXPlatforn.exe

    Filesize

    377KB

    MD5

    3d6e7db5800f1dadb016cbf989749e3c

    SHA1

    7c09c438a352cbc4de5d7279bf07d36e8f6cbfef

    SHA256

    bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b

    SHA512

    a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c

  • C:\Windows\SysWOW64\TXPlatforn.exe

    Filesize

    377KB

    MD5

    3d6e7db5800f1dadb016cbf989749e3c

    SHA1

    7c09c438a352cbc4de5d7279bf07d36e8f6cbfef

    SHA256

    bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b

    SHA512

    a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c

  • memory/1664-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/1664-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/1664-17-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/1664-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/1664-22-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4612-30-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4612-44-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4612-60-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4764-8-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4764-18-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4764-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4764-6-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4764-4-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB