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
    08-09-2024 10:30

General

  • Target

    2ba3b3a610926aca34426f3cd8a03f0d65e6c50d2d54db679ef18d021dc06bb0.exe

  • Size

    1.2MB

  • MD5

    1ab96f3b8513fb6ba7593e5ebd5b5292

  • SHA1

    35bc39a2a0ec2b75f0d1a3945954ba9ec96b3a6a

  • SHA256

    2ba3b3a610926aca34426f3cd8a03f0d65e6c50d2d54db679ef18d021dc06bb0

  • SHA512

    95eb04287d0b1799c12108f789865682c6ed13f824d7fe03b8690118b6a5e184b67a69f97d6535104e643d14bebb4bcf2ead54bd59fe28e975d2ac1164653d2e

  • SSDEEP

    24576:9WnukjaDKSnYBzaJbjSoGF9LzpELx3N/nHwhHK28URjX+a:MnTjaD/9v6Vcx9HwNhua

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.

  • 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 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
  • UPX packed file 9 IoCs

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

  • 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
  • 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\2ba3b3a610926aca34426f3cd8a03f0d65e6c50d2d54db679ef18d021dc06bb0.exe
    "C:\Users\Admin\AppData\Local\Temp\2ba3b3a610926aca34426f3cd8a03f0d65e6c50d2d54db679ef18d021dc06bb0.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:2096
    • 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:3052
    • 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:2380
    • 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:2760
      • 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:2740
        • 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:2668
    • 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:2688
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:1968
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
        PID:112
      • 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:1688
        • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
          C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259444872.txt",MainThread
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:2516
      • 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:2940
        • 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:2624

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • 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

        dc6504813f177ca6e8e5802493faa9a6

        SHA1

        0c1dc377656086f6bd5df1e6306facc9564faf70

        SHA256

        a9ae954d53fa7877c916e4f80bd7f939cc5e9c9a10fec4c434e57db9dd1bcdac

        SHA512

        d609ea33f3aea46955ec4153ef803dba2badaae9f3e649444cb3040010cf9c7f1822d44c08d1658fdaebe6df92c8347524af999d20b0264e176584113751c758

      • C:\Windows\SysWOW64\ini.ini

        Filesize

        45B

        MD5

        3acb3cfcc934abebb0c3481c7df9821e

        SHA1

        99c7ff473325c412a7a82f0858170f6ae1469f71

        SHA256

        20c0b6be3b7baaacced3880776e11e42aeba8f18e17e7d5cf570a4590d463756

        SHA512

        4ea4577361eaceec64481e308577d3d12d591ebd9ef14cd2eaae83417ba329251a8214f8631c7adb75c7bb607cdc750b0968e79753baf3c2e33039b64e01212c

      • \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

        44504ede68f33dfcb1d0e2548fa2486d

        SHA1

        0f9efc8742b45242bf3aaef05ca11a8051944b1d

        SHA256

        a1abfe47b59952f8b9d750921e5f481efda0efd7b3f2771da3e2f369fcfd7fec

        SHA512

        807cda992a7afb159c41ca8b64098a2faa3cdd027672a9ed36ec0026cc4218116e87b6fbf51a351a4b00929d18d6743c0ef1461a3215689196506905a6da9b39

      • \Windows\SysWOW64\259444857.txt

        Filesize

        49KB

        MD5

        fb7ce072605af99c0e83196040952514

        SHA1

        f71d7196caeea67f2a63353af16a5fa6171cec7d

        SHA256

        018105eb26b4051011a5c9ebdb731e185f54360e97d0196f7f3ecc1ac52231ec

        SHA512

        4397b95c7fad15b985b9797eba5271915a2dc321f4a78086fb368a283bd79eb36da305360d71520b31cbf5cab772632bfd2463ccd1750155f9f1e91c9cd1de19

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

        Filesize

        43KB

        MD5

        51138beea3e2c21ec44d0932c71762a8

        SHA1

        8939cf35447b22dd2c6e6f443446acc1bf986d58

        SHA256

        5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

        SHA512

        794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

      • memory/2096-83-0x0000000000890000-0x00000000008A0000-memory.dmp

        Filesize

        64KB

      • memory/2096-96-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-93-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-89-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-86-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-82-0x0000000000890000-0x00000000008A0000-memory.dmp

        Filesize

        64KB

      • memory/2096-0-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-1-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-71-0x0000000000890000-0x00000000008A0000-memory.dmp

        Filesize

        64KB

      • memory/2096-70-0x0000000000890000-0x00000000008A0000-memory.dmp

        Filesize

        64KB

      • memory/2096-99-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-102-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2096-80-0x0000000000400000-0x0000000000761000-memory.dmp

        Filesize

        3.4MB

      • memory/2624-62-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2624-59-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2624-55-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2624-50-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2624-49-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2624-47-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2760-34-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2760-35-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2760-32-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB