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
    30-12-2024 19:47

General

  • Target

    e66ef35312fd43acc6f28e9f337b0320222b47f224386d8c2fe8030812f31733.exe

  • Size

    1.2MB

  • MD5

    0d7ae9ab6b5aa9dd1eb9985789fff5f9

  • SHA1

    f09bc15f91b4ce23b3c03c12d677e3760c5160e2

  • SHA256

    e66ef35312fd43acc6f28e9f337b0320222b47f224386d8c2fe8030812f31733

  • SHA512

    2df282649037a7e1c66a8713052ae3f6a56d978d03058039ebfe5714b514a5d564c64bfce7750b7f1f6a98ee1a277bf016ec0834b3c5465869dd23ef4742c499

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtia:WIwgMEuy+inDfp3/XoCw57XYBwKa

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 11 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 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\e66ef35312fd43acc6f28e9f337b0320222b47f224386d8c2fe8030812f31733.exe
    "C:\Users\Admin\AppData\Local\Temp\e66ef35312fd43acc6f28e9f337b0320222b47f224386d8c2fe8030812f31733.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:2616
    • 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:2724
    • 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:2788
    • 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:1724
      • 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:2976
        • 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:2164
    • 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:1992
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2776
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
        PID:2712
      • 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:2192
        • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
          C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259452953.txt",MainThread
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1636
      • 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:2536
        • 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:2980

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        91KB

        MD5

        423eb994ed553294f8a6813619b8da87

        SHA1

        eca6a16ccd13adcfc27bc1041ddef97ec8081255

        SHA256

        050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

        SHA512

        fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

      • 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

        d94e16dfa32f803ba0f672ac73d8a31d

        SHA1

        eb81f3addf47931d2fdccf075da08d7a6f44b665

        SHA256

        e199a6e400a072016fb57b8a171d8cb75f7bf5caaeb5b8667ce10da5ed5593bd

        SHA512

        d1a278dd139e3bce90e93ddd0c27b10d43a3427a5c1e79213b518712f114276f9d075cd4095fb672a683fada7888826096cbfae180baba2e624896cce18702b2

      • C:\Windows\SysWOW64\ini.ini

        Filesize

        45B

        MD5

        8f3bdcef1b410ee4857f296272f6926f

        SHA1

        290d804c4a6dad903560bc4c7abb4bca4d11b08c

        SHA256

        f9fb8be469690db865883033e69fdedd4b35cdaaa7c0c8895c85d522abc98b39

        SHA512

        4a4e283c22e0c7de9160302e952b50f68fa00b6953ddbd4f71f1e36c6e02928a77165aed1d29cb996724e8532e9311cd8b4ac3989fab8cc4d9d3d9ed85783080

      • \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

        5378f8b7c18c4cd86b26a8f46b2df800

        SHA1

        9c90c6386e4d2041b15fcae9b965abca796e562a

        SHA256

        7d909ea2cd9cff54824c65ca605ef511bad6e6bf2a97fff38bb5010847e501e8

        SHA512

        4bf148ff9d66c3f775264ae4d22cb6649c2fdbf3a2627dfd3b1f9e741ec09e3121d2eaad760c2c30ce3d38452a1979a600c3dbff7551ce8a6ccf08eec1bebcde

      • \Windows\SysWOW64\259452953.txt

        Filesize

        49KB

        MD5

        3dfa7a0308dd7f3c460ef71915ede4ff

        SHA1

        7ab40379ba33d91b085013078bdf4ff26aa2a50a

        SHA256

        e239c8249ee25c63fcbb864bf49f1f2da9ef8468890178216925ee0037c40055

        SHA512

        93b69cb92d06a19b76879083cea190e3e7c014e6f3c57036f7693cac38a623ced5cf73e78ad21617f76f4dcbc6d2907811b6f8905418a760896d8376339b7f7a

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

        Filesize

        43KB

        MD5

        51138beea3e2c21ec44d0932c71762a8

        SHA1

        8939cf35447b22dd2c6e6f443446acc1bf986d58

        SHA256

        5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

        SHA512

        794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

      • memory/1724-34-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/1724-35-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/1724-32-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2616-80-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-96-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-69-0x0000000000AD0000-0x0000000000AE0000-memory.dmp

        Filesize

        64KB

      • memory/2616-105-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-0-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-102-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-99-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-83-0x0000000000AD0000-0x0000000000AE0000-memory.dmp

        Filesize

        64KB

      • memory/2616-82-0x0000000000AD0000-0x0000000000AE0000-memory.dmp

        Filesize

        64KB

      • memory/2616-86-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-89-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-93-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-1-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2616-70-0x0000000000AD0000-0x0000000000AE0000-memory.dmp

        Filesize

        64KB

      • memory/2980-55-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2980-59-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2980-60-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB