Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-05-2024 18:35

General

  • Target

    c9dee6b883728b7aa75015ec1dcdc92d1fd546b260a8fd70699d3d391db9756d.exe

  • Size

    1.9MB

  • MD5

    375734aa22e9b87f6acaa0b4cb9e9ac4

  • SHA1

    4493c3b4a38a000b6636558929b93679a6795c15

  • SHA256

    c9dee6b883728b7aa75015ec1dcdc92d1fd546b260a8fd70699d3d391db9756d

  • SHA512

    a6e5740dc125cf86fbaa276129786ea15d9200dbeddf60e5e7f81975b1e608953c1cf148ee1a8e24fd48119b104225922ade0fd5fa1f8577db454cc279a35ea8

  • SSDEEP

    49152:JQZAdVyVT9n/Gg0P+WhoPpelpZPItx2apeapelI:aGdVyVT9nOgmhnlktUvlI

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 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 5 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in System32 directory 3 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9dee6b883728b7aa75015ec1dcdc92d1fd546b260a8fd70699d3d391db9756d.exe
    "C:\Users\Admin\AppData\Local\Temp\c9dee6b883728b7aa75015ec1dcdc92d1fd546b260a8fd70699d3d391db9756d.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2168
    • 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:5016
      • 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:4568
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:4592
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:3128
    • C:\Users\Admin\AppData\Local\Temp\HD_c9dee6b883728b7aa75015ec1dcdc92d1fd546b260a8fd70699d3d391db9756d.exe
      C:\Users\Admin\AppData\Local\Temp\HD_c9dee6b883728b7aa75015ec1dcdc92d1fd546b260a8fd70699d3d391db9756d.exe
      2⤵
      • Executes dropped EXE
      PID:1028
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1704
    • 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:3356

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Replay Monitor

Loading Replay Monitor...

Downloads

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

    1.2MB

    MD5

    40c47b84e50ad305af10455872248858

    SHA1

    760676eb843c3a4b37cc281896e1eed549fc40ca

    SHA256

    6e10485944b0e545a26f4b0d5a2af63ea1a849fb7e402d3f9617be1209ed7ce2

    SHA512

    94d8ee3f01b1912ac3cd42f3b390206f56fb7b7b9a55708d9a507954c571ebdf88e36c271fc832d8f692dce268f22882b936ce4144e0583f9c2f2acefee9b46a

  • C:\Users\Admin\AppData\Local\Temp\HD_c9dee6b883728b7aa75015ec1dcdc92d1fd546b260a8fd70699d3d391db9756d.exe
    Filesize

    645KB

    MD5

    00eae789b0aab1b0fbd23b830fbf1064

    SHA1

    e4e5fd089f6ae17c83f073cf91edc9db8189980d

    SHA256

    7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

    SHA512

    23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

  • 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\240618218.txt
    Filesize

    50KB

    MD5

    bdaae104c6e8fb454a9020a95d461b64

    SHA1

    62311438979867fbfd95b62869699dace0f3c721

    SHA256

    ebcdfb4021f95b418cd93483bda26d2100fd2f292b5b2fa84e138c5e1709317b

    SHA512

    e384a348d9e38404cc004128229055dc44a9e7259f789049baea878f72d4882122957d152c6adb79bf7c7e57c36f9d88ab4de548d2b5dab7b4cb966a058942f3

  • memory/1704-17-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1704-15-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1704-33-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1704-16-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1704-13-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/3356-37-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/3356-53-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/3356-52-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/5016-10-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/5016-6-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/5016-7-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/5016-4-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB