Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 16:33

General

  • Target

    e993c856b9003c8f326539f8101c79a73eb343b913467d6943aaa340916f5134.exe

  • Size

    2.6MB

  • MD5

    09dcad074cf2c007456cf4876d3fb833

  • SHA1

    b027edf49912497467be4c77c7f9654402863f9d

  • SHA256

    e993c856b9003c8f326539f8101c79a73eb343b913467d6943aaa340916f5134

  • SHA512

    11764cdeb7cec806320689ff9083d922ac64303c82b41d8dcedc5e07399ea87ed3bd7cdf53da99b4d56de06d8480f304dabd81c02be51f1919ed15b190f7aaf0

  • SSDEEP

    49152:yCwsbCANnKXferL7Vwe/Gg0P+WhbLTwM6mn2w:Vws2ANnKXOaeOgmhPTwM6mn2w

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
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 10 IoCs
  • UPX packed file 9 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • 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\e993c856b9003c8f326539f8101c79a73eb343b913467d6943aaa340916f5134.exe
    "C:\Users\Admin\AppData\Local\Temp\e993c856b9003c8f326539f8101c79a73eb343b913467d6943aaa340916f5134.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:848
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2068
    • C:\Users\Admin\AppData\Local\Temp\N.exe
      C:\Users\Admin\AppData\Local\Temp\\N.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3052
      • 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\N.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2848
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2544
    • C:\Users\Admin\AppData\Local\Temp\HD_e993c856b9003c8f326539f8101c79a73eb343b913467d6943aaa340916f5134.exe
      C:\Users\Admin\AppData\Local\Temp\HD_e993c856b9003c8f326539f8101c79a73eb343b913467d6943aaa340916f5134.exe
      2⤵
      • Executes dropped EXE
      PID:2820
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2264
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1828
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259401972.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1292
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2708
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.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:2384

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_X.dat

      Filesize

      2.6MB

      MD5

      25411e8ec8c4480ab0c70c4b3e655e19

      SHA1

      899f104a98634d92b84ae9c9e1c96490268fbb84

      SHA256

      1a76391fc586fa9fb7466802dfaee2ecc19b9602b7d6e80b2c043e7d51e7a33d

      SHA512

      5cd2704436b0ddfa2e55dac9dde7438148513a2b65e8382458fb00e38ad7671754a97b431d848aff617f3c44e17c064de34c0a861a155d3b3c83335f5da0f153

    • C:\Users\Admin\AppData\Local\Temp\HD_e993c856b9003c8f326539f8101c79a73eb343b913467d6943aaa340916f5134.exe

      Filesize

      31KB

      MD5

      113fedf97376cc27d2ad34c99c80e29f

      SHA1

      d2e4c51b0e4ff1a6e27746f047eae2b887944cfc

      SHA256

      422f475bdb484d189f3b47b5ec77565562103a1f0c0249fbfafaccf87b575d84

      SHA512

      34192744ae4e3263297f5b10d5316a7fd251677c48be28676712baba293e894b4cfd191d42dd3d497a6f7d6c7e09d432d758b29ce9676d48d9dbc53ebcdd776b

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • \Windows\SysWOW64\259401972.txt

      Filesize

      899KB

      MD5

      661f81d1249cfe9e81ba9200988a46d0

      SHA1

      119ecd23e3db6f5ee866c25aad489a44c4f33d7d

      SHA256

      62acd83e5b876358b995cb40692aaa4a7b85c0599a1fb5f0a4603c0c61033c0c

      SHA512

      7bf4308c00c016bb1fbf2bfa949eda6f2bb5eb4c3b26ab726698929cf454ef46290f283df9dbfd1442096eb5fe05a153f68b9fbe653ca8f1bda7acb03ca057da

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2384-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2384-44-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2384-43-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2384-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2384-50-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2384-51-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3052-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3052-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3052-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB