Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    01-07-2024 04:38

General

  • Target

    2cc6b666c575dead48f0dc667516a22683a1b1bd8a341ff212995a3d1aaddce8.exe

  • Size

    1.2MB

  • MD5

    5222c45941ffea2178804a9828fee880

  • SHA1

    323ccb62a85d0a8719357d9db4e1b2700aef50a0

  • SHA256

    2cc6b666c575dead48f0dc667516a22683a1b1bd8a341ff212995a3d1aaddce8

  • SHA512

    915b05635ff168220f87c534d5d4d8d84d03c7cfeacd5f9187309f69ed04f6a06858e800dc24f99bfe27d674f3ff27cb2ad786093e962e1b1ea33e32eba5b3aa

  • SSDEEP

    24576:RQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVbw+7/:RQZAdVyVT9n/Gg0P+WhoMw+7/

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 8 IoCs
  • UPX packed file 9 IoCs

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

  • Drops file in System32 directory 6 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 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2cc6b666c575dead48f0dc667516a22683a1b1bd8a341ff212995a3d1aaddce8.exe
    "C:\Users\Admin\AppData\Local\Temp\2cc6b666c575dead48f0dc667516a22683a1b1bd8a341ff212995a3d1aaddce8.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2268
    • 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:1680
      • 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:2292
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2964
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2620
    • C:\Users\Admin\AppData\Local\Temp\HD_2cc6b666c575dead48f0dc667516a22683a1b1bd8a341ff212995a3d1aaddce8.exe
      C:\Users\Admin\AppData\Local\Temp\HD_2cc6b666c575dead48f0dc667516a22683a1b1bd8a341ff212995a3d1aaddce8.exe
      2⤵
      • Executes dropped EXE
      PID:2508
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2464
    • 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:2740
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2608
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2516
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259390600.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2792

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Server Software Component

    1
    T1505

    Terminal Services DLL

    1
    T1505.005

    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

      2f1901376ce2a4d1254629094c478d1d

      SHA1

      eb791b20f2c46986b4204be76cd67433bbaf09e6

      SHA256

      27ab79aa5bbdc58b5451e41ce48165d3281d19dd151d89114f67210821c72b2e

      SHA512

      4c672fd31c4daab42aeb1a4d6259bb6cfffc7f14dad34e648c4929895fc68c2738d819ab6cfc2c773675646b290ffc5e4fb36aff98251612ef054cb91a4b535c

    • \Users\Admin\AppData\Local\Temp\HD_2cc6b666c575dead48f0dc667516a22683a1b1bd8a341ff212995a3d1aaddce8.exe
      Filesize

      19KB

      MD5

      9a82781482f3cf20a1010cdf850c28f1

      SHA1

      47d208c99a816d79faae932236d4a7b5b42bca65

      SHA256

      dd838dd70663a000cf4489f453aba1bc1c7595676140a38d1d6689ca1ea95bbf

      SHA512

      a0e83082d0e229d44e4d4c6bbda54706ad8037269eb404387b66527747bfc13d86b52829125078dcb16bcdb2398001fa9b8f0865ed4a8b6bca7e0fb7d913f85d

    • \Users\Admin\AppData\Local\Temp\svchos.exe
      Filesize

      93KB

      MD5

      3b377ad877a942ec9f60ea285f7119a2

      SHA1

      60b23987b20d913982f723ab375eef50fafa6c70

      SHA256

      62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

      SHA512

      af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

    • \Users\Admin\AppData\Local\Temp\svchost.exe
      Filesize

      377KB

      MD5

      a4329177954d4104005bce3020e5ef59

      SHA1

      23c29e295e2dbb8454012d619ca3f81e4c16e85a

      SHA256

      6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

      SHA512

      81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

    • \Windows\SysWOW64\259390600.txt
      Filesize

      50KB

      MD5

      180a77c4ebbd58762e885c9fafb53de5

      SHA1

      55ba9d3a5448bc4e90d683b9a8b57feb6bcea72c

      SHA256

      6264efd177d464cc0addc4c4505530a18a4247be96fff1db0c5562bac43d784c

      SHA512

      f5dee77d93c257119bfa22beea67ae9785ec5bb99991b88e5124aa7f812ad7c7b918aab64facc32393166f1b6e06e7cc3d489a0d82e6eec53e8b7fdebb6bea95

    • \Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1680-24-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/1680-8-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/1680-9-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/1680-5-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2464-18-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2464-35-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2740-37-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2740-38-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2740-52-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB