Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-06-2024 08:29

General

  • Target

    aaa8fe6a957fa9a0268231d543288c42342bf9519c404528be2ccf9d4e0376d8.exe

  • Size

    2.0MB

  • MD5

    210d14ca0c5a9f8a0530ab380e31e8b8

  • SHA1

    edb8b0f697beab8e2dd6ffc7b082437a37a53e0b

  • SHA256

    aaa8fe6a957fa9a0268231d543288c42342bf9519c404528be2ccf9d4e0376d8

  • SHA512

    2cefecb6938ddc7edd180a68213180e78126c583c5149f8cae29e289d9317a496d5340aafce676da0c239bb5b90d0ecf0906490336c434a6b50bbbf2ba9d5aa7

  • SSDEEP

    49152:+09XJt4HIN2H2tFvduySydZPItx2apeapelI:vZJt4HINy2LkZtUvlI

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aaa8fe6a957fa9a0268231d543288c42342bf9519c404528be2ccf9d4e0376d8.exe
    "C:\Users\Admin\AppData\Local\Temp\aaa8fe6a957fa9a0268231d543288c42342bf9519c404528be2ccf9d4e0376d8.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4536
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4616
      • 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\RVN.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4688
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2328
    • C:\Users\Admin\AppData\Local\Temp\HD_aaa8fe6a957fa9a0268231d543288c42342bf9519c404528be2ccf9d4e0376d8.exe
      C:\Users\Admin\AppData\Local\Temp\HD_aaa8fe6a957fa9a0268231d543288c42342bf9519c404528be2ccf9d4e0376d8.exe
      2⤵
      • Executes dropped EXE
      PID:1580
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2544
    • 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:2472

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1.3MB

    MD5

    0400196b2d47e31c89ff92dfe9726ec6

    SHA1

    4281b1add4a375d236ae2706286be41bf19bfc84

    SHA256

    f39870fd835102f437a4445fabcf87f4e2d14a29b19857cc595e9adb13a5a6e4

    SHA512

    dfb82b358a4c80c8befff788e12cf193389a7cb9fe4b1e019057e85802992c7b8ab682bde03d0ccfd1e46ce9c49268b4c1dd459f7954b8e85442c58221b33ef0

  • C:\Users\Admin\AppData\Local\Temp\HD_aaa8fe6a957fa9a0268231d543288c42342bf9519c404528be2ccf9d4e0376d8.exe

    Filesize

    645KB

    MD5

    00eae789b0aab1b0fbd23b830fbf1064

    SHA1

    e4e5fd089f6ae17c83f073cf91edc9db8189980d

    SHA256

    7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

    SHA512

    23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/2472-68-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2472-60-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2472-58-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2472-28-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2544-22-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2544-19-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2544-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2544-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2544-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4616-6-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4616-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4616-10-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4616-4-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB