Analysis

  • max time kernel
    136s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    24-12-2024 04:48

General

  • Target

    4486181fedf9e9337cc69ba91f8c979c4b913f41a8650572459577a597b27e66.exe

  • Size

    1.2MB

  • MD5

    5b36ad019c5c659596675db021ce3873

  • SHA1

    6c76de5f013ebbf4396ef445765c8c914deb31a5

  • SHA256

    4486181fedf9e9337cc69ba91f8c979c4b913f41a8650572459577a597b27e66

  • SHA512

    75c56864d838bf137619fcbccac2b3d1c52214d8b056a2bf83170a470ce363488ce03f3af9c0bde33c96d60ac85e7deb8d5aaf583c57bc7786604f09aa1928d0

  • SSDEEP

    24576:9WnukjaDKSnYBzaJbjSoGF9LzpELx3N/nHwhHK28URjX+d:MnTjaD/9v6Vcx9HwNhud

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 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 2 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 11 IoCs
  • VMProtect packed file 10 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 8 IoCs
  • UPX packed file 6 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 11 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 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4486181fedf9e9337cc69ba91f8c979c4b913f41a8650572459577a597b27e66.exe
    "C:\Users\Admin\AppData\Local\Temp\4486181fedf9e9337cc69ba91f8c979c4b913f41a8650572459577a597b27e66.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:2164
    • 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:2956
    • 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:2996
    • 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:1740
      • 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:2168
        • 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:1612
    • 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:1756
    • 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:3020
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:3008
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
        PID:2132
      • 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:2564
        • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
          C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259517428.txt",MainThread
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:2820
      • 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:2728
        • 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:2120

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        400KB

        MD5

        b0998aa7d5071d33daa5b60b9c3c9735

        SHA1

        9365a1ff0c6de244d6f36c8d84072cc916665d3c

        SHA256

        3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

        SHA512

        308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

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

        Filesize

        92B

        MD5

        d0c27806f31b93b9fc2f40725c83fe20

        SHA1

        59b05bb965b9f9670f7b91c70e9e2175f6249f50

        SHA256

        827d79897a4ae98726ba7df9e70a554976117bfdd7e4867047011e1260b82e8e

        SHA512

        00755e257773645293e6330aef499a96562f65076f616d539c4dd91b13f6b67d8ebe936881edd0c10b2da3ca67e4a854f3d708c594fba291dab83897d890a4fa

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

        Filesize

        753B

        MD5

        d72bbac01ae020d2549a0b75fa297019

        SHA1

        c2dcd658e3d7e40262943c79acd72663c634db84

        SHA256

        5604b07b95131c2fe848a9a7b8b93b03c7c88bf566e1b6746e1ac74498770a3d

        SHA512

        0f1f135eda4d0412afa8f9a7594a21e50740139676cea80790804768e07955992ee9742562ae8ca7a41256e10eb71f06a102d48811c0dc0a540a86602d133488

      • C:\Windows\SysWOW64\ini.ini

        Filesize

        45B

        MD5

        6e333b6e89d02afd6ba20e6507cde6e5

        SHA1

        1515b62beba95c3ef8b702d281ad3237ba02ce8f

        SHA256

        a7f53dcb64237e11dc3e5d8bdaca6fd8c7f1d90cf18478bebdf44ef9e6227746

        SHA512

        6930b1e7f0f9e09bdba2ae8655a3e0652312a9934c391766e6c259ac138ca5a9b42eb17ffc175ced7bfb5aab06967da9cb4932256335346b8672778648f9caae

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

        Filesize

        91KB

        MD5

        423eb994ed553294f8a6813619b8da87

        SHA1

        eca6a16ccd13adcfc27bc1041ddef97ec8081255

        SHA256

        050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

        SHA512

        fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

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

        Filesize

        1.2MB

        MD5

        09293daa1e75041d9ffedaa022089a47

        SHA1

        62fb9fb74340078fbd8b8bb6530b329ff9f414f6

        SHA256

        8ee54a58f62b7fd2abab813055ed3eaac23d41521fa8b4e91e14d3a3669809de

        SHA512

        73d9a287bd0ee294ed3002861b599de464be6d8ef17aa9ec144ff2f9a8812712619af184b917bf54eac14c06a3155653c9ac10356ac2f7e3eedd52e4ec776884

      • \Windows\SysWOW64\259517428.txt

        Filesize

        49KB

        MD5

        12c34e200dfadd3e734bb6d4772a22bf

        SHA1

        b45cae8ebe983b6edee3e1a3b93048e9d36a022f

        SHA256

        4c9474b1274490671c0944c206a9c5bc41d9a1b02917fcbe59d27d972527f25d

        SHA512

        63c96388d59111a737105c60084b31b141f54558f6895cb3d6f4d521fc0ece088f24ea429ad6a106c6c15aa3e5b9e274c285619604b14eea62825a14b246e139

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

        Filesize

        43KB

        MD5

        51138beea3e2c21ec44d0932c71762a8

        SHA1

        8939cf35447b22dd2c6e6f443446acc1bf986d58

        SHA256

        5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

        SHA512

        794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

      • memory/1740-34-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/1740-33-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/1740-35-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2120-60-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2120-58-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2120-55-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2164-85-0x0000000002770000-0x0000000002780000-memory.dmp

        Filesize

        64KB

      • memory/2164-73-0x0000000002770000-0x0000000002780000-memory.dmp

        Filesize

        64KB

      • memory/2164-72-0x0000000002770000-0x0000000002780000-memory.dmp

        Filesize

        64KB

      • memory/2164-82-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-0-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-84-0x0000000002770000-0x0000000002780000-memory.dmp

        Filesize

        64KB

      • memory/2164-88-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-91-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-95-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-1-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-98-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-101-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2164-104-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB