Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 10:14

General

  • Target

    5db6d57faed041dd4bbc978347393469928e97b9c77f76186b29e29b7ff286a3.exe

  • Size

    2.2MB

  • MD5

    25c61ef4403287b10a83fae4f1db9f3b

  • SHA1

    8b11e2d19dda1ea0e83473366ea7356989cc9eb2

  • SHA256

    5db6d57faed041dd4bbc978347393469928e97b9c77f76186b29e29b7ff286a3

  • SHA512

    d1d4f32a74877f73365498498ed9a76dd32eef25a04f194b932812393e64f7a2fcf6956294e31407f91c5f0973a369aeb6a3855440f1b61d994f63cf12cd6ec4

  • SSDEEP

    49152:h09XJt4HIN2H2tFvduySCKyTaOAtUMBo738K2+D+TVuwbWZKy:CZJt4HINy2Lkb8aJtUMB+tZsVuA

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 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
  • Loads dropped DLL 4 IoCs
  • UPX packed file 37 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 4 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 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5db6d57faed041dd4bbc978347393469928e97b9c77f76186b29e29b7ff286a3.exe
    "C:\Users\Admin\AppData\Local\Temp\5db6d57faed041dd4bbc978347393469928e97b9c77f76186b29e29b7ff286a3.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1888
    • 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:3040
      • 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:2536
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2944
    • C:\Users\Admin\AppData\Local\Temp\HD_5db6d57faed041dd4bbc978347393469928e97b9c77f76186b29e29b7ff286a3.exe
      C:\Users\Admin\AppData\Local\Temp\HD_5db6d57faed041dd4bbc978347393469928e97b9c77f76186b29e29b7ff286a3.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2400
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2608
    • 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:2764

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

    8a877f833197de8765c5696cfa31eef9

    SHA1

    45baa1f34a3bfc6883429e69a06c675ee7bc2559

    SHA256

    20871c25936ce709245b4f0b019e60f297361b31a39accfbfaa876b6035a41fb

    SHA512

    b21dacaed4c2b9fd6e76aea47834adb49a98db9dffb422e81ea3fc70e3b20d92b6c6af94c584a609caca63f4ec7df48df52948967c9a0acfcf0ebb18867a83e8

  • \Users\Admin\AppData\Local\Temp\HD_5db6d57faed041dd4bbc978347393469928e97b9c77f76186b29e29b7ff286a3.exe

    Filesize

    954KB

    MD5

    a83eb00da74978bd5898d19b1aa9c7a8

    SHA1

    46cf8c1b3d7e62ace5658b4a8693426edc9e816a

    SHA256

    38f6f755968a9b0d90532f228bf79cb828a577598f0d3a7392011b26b447b6cf

    SHA512

    3ad434a4f4df11ce68efde8ca1030b97b43594703ff8e3e8341704f652517a41a0edbda0266a42ab9d2310e3d81300f197f879cdb457fc37d5f90e51d44d4e4e

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/1888-130-0x0000000002920000-0x0000000002BD8000-memory.dmp

    Filesize

    2.7MB

  • memory/1888-29-0x0000000002920000-0x0000000002BD8000-memory.dmp

    Filesize

    2.7MB

  • memory/1888-30-0x0000000002920000-0x0000000002BD8000-memory.dmp

    Filesize

    2.7MB

  • memory/2400-58-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-72-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-31-0x0000000000400000-0x00000000006B8000-memory.dmp

    Filesize

    2.7MB

  • memory/2400-123-0x0000000000400000-0x00000000006B8000-memory.dmp

    Filesize

    2.7MB

  • memory/2400-45-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-47-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-48-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-88-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-86-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-84-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-82-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-80-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-50-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-78-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-76-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-52-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-74-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-54-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-70-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-68-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-66-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-64-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-62-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-60-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2400-56-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2608-39-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2608-18-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2764-122-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2764-44-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2764-40-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3040-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3040-21-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3040-8-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3040-9-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3040-5-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB