Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2024, 19:01

General

  • Target

    1aeb146c5cf9bff6c6d4956912c92c1474215eaa7c0999d4dc179f5a8a7c8794.exe

  • Size

    1.2MB

  • MD5

    2b721be7f5f8d6446b7f622c7a9f846d

  • SHA1

    b2b761316ed28f49291689691a4459c9d7bf539f

  • SHA256

    1aeb146c5cf9bff6c6d4956912c92c1474215eaa7c0999d4dc179f5a8a7c8794

  • SHA512

    21b7dc45a1015d5e58ed35f8a66c1f25ea9d7e049323c12bdb2af5c5a259951386d242a1f3033bb128f6267278c1bfae25e722a4a75873141fcbf00bb3782a6c

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiP:WIwgMEuy+inDfp3/XoCw57XYBwKP

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 8 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0strat family
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • 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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 10 IoCs
  • VMProtect packed file 11 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 7 IoCs
  • UPX packed file 9 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1aeb146c5cf9bff6c6d4956912c92c1474215eaa7c0999d4dc179f5a8a7c8794.exe
    "C:\Users\Admin\AppData\Local\Temp\1aeb146c5cf9bff6c6d4956912c92c1474215eaa7c0999d4dc179f5a8a7c8794.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2768
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2852
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      C:\Users\Admin\AppData\Local\Temp\\AK47.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2608
    • C:\Users\Admin\AppData\Local\Temp\AK74.exe
      C:\Users\Admin\AppData\Local\Temp\\AK74.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2568
      • 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\AK74.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:672
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:1440
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2488
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2596
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2708
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259416870.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1188
    • C:\Windows\SysWOW64\Ghiya.exe
      C:\Windows\SysWOW64\Ghiya.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3016
      • C:\Windows\SysWOW64\Ghiya.exe
        C:\Windows\SysWOW64\Ghiya.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:564

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini

            Filesize

            92B

            MD5

            29ce53e2a4a446614ccc8d64d346bde4

            SHA1

            39a7aa5cc1124842aa0c25abb16ea94452125cbe

            SHA256

            56225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df

            SHA512

            b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa

          • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

            Filesize

            753B

            MD5

            c927f2e4d923d39b0e59ec7cf66ca706

            SHA1

            c741f7e5ff4ceaad98a3a5dd99972c356609df8d

            SHA256

            cbc15c260eb8448e4724460d9d84472bca363a4ff5a751e818d22ce02d09bcd6

            SHA512

            3e1aab3cb30c76814429dc6441123b953ad1e4eb0d092fdb96266494a3a6a91a3a752495fb1125bd60ab7d0010618a6369127656c6c005d8534fecea0a984413

          • \Users\Admin\AppData\Local\Temp\AK47.exe

            Filesize

            91KB

            MD5

            423eb994ed553294f8a6813619b8da87

            SHA1

            eca6a16ccd13adcfc27bc1041ddef97ec8081255

            SHA256

            050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

            SHA512

            fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

          • \Users\Admin\AppData\Local\Temp\AK74.exe

            Filesize

            400KB

            MD5

            b0998aa7d5071d33daa5b60b9c3c9735

            SHA1

            9365a1ff0c6de244d6f36c8d84072cc916665d3c

            SHA256

            3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

            SHA512

            308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

          • \Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

            Filesize

            1.2MB

            MD5

            589415f57fbf9d2b89b6fd2f701e7d91

            SHA1

            00f3ae00794e95205d3960eddfcca5934fadde21

            SHA256

            23313e7b72b4264dfe9782de431c8c103127165086ad7271073bf887a6b68e71

            SHA512

            b76077cf00aef15bb1b60f558998bd9db0e99d5823f5617d0bee0b762979d7565fa60d9098e60f12bc3dd9deb784151afa2716ba2f641e09a92c833610de905c

          • \Windows\SysWOW64\259416870.txt

            Filesize

            49KB

            MD5

            58d188f2a8cc042cd6ed4efed3de946e

            SHA1

            965dea59a704d9ba065803f4bed13e8dadd6c1d1

            SHA256

            5e2d0adf0ee988705242b66ebd2fee13a5957dbd7df16838622ee90796207ef9

            SHA512

            2f0c98ac5fb88530099a4c18ca4041356d9e5ba46e34a87e048e6ffdda25b24c3a64fc074006cb50a66e910c08f977fe9a814c01c197555305c6e0d57eceb62e

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

            Filesize

            43KB

            MD5

            51138beea3e2c21ec44d0932c71762a8

            SHA1

            8939cf35447b22dd2c6e6f443446acc1bf986d58

            SHA256

            5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

            SHA512

            794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

          • memory/564-54-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/564-45-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/564-47-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/564-48-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/564-49-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/564-53-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/2568-26-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/2568-28-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/2568-29-0x0000000010000000-0x00000000101BA000-memory.dmp

            Filesize

            1.7MB

          • memory/2768-80-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-83-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-64-0x0000000000BA0000-0x0000000000BB0000-memory.dmp

            Filesize

            64KB

          • memory/2768-74-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-77-0x0000000000BA0000-0x0000000000BB0000-memory.dmp

            Filesize

            64KB

          • memory/2768-76-0x0000000000BA0000-0x0000000000BB0000-memory.dmp

            Filesize

            64KB

          • memory/2768-0-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-63-0x0000000000BA0000-0x0000000000BB0000-memory.dmp

            Filesize

            64KB

          • memory/2768-87-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-1-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-90-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-93-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-96-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB

          • memory/2768-99-0x0000000000400000-0x0000000000760000-memory.dmp

            Filesize

            3.4MB