Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 23:49

General

  • Target

    763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe

  • Size

    3.3MB

  • MD5

    13e4f43220b31ec4ca52d2091ea4422a

  • SHA1

    a620999b829bce7d072fbbea7e994f8bb318a73c

  • SHA256

    763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb

  • SHA512

    3d3a843c0f85ed287d99ab99e1b90cb4a7f39cfaf67f5fb3e119467d3fbacd8910a5f53ed11bb9b2197a81a0a75e8e5b4181470e399a6587b130c302f39d658c

  • SSDEEP

    49152:5nsHyjtk2MYC5GDiCwsbCANnKXferL7Vwe/Gg0P+WhIsABTuXY:5nsmtk2aiws2ANnKXOaeOgmhI1BTuXY

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Detect PurpleFox Rootkit 4 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 5 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
  • Xred

    Xred is backdoor written in Delphi.

  • Xred 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
  • Executes dropped EXE 12 IoCs
  • Loads dropped DLL 17 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 8 IoCs
  • UPX packed file 5 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 13 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.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe
    "C:\Users\Admin\AppData\Local\Temp\763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Users\Admin\AppData\Local\Temp\._cache_763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2364
      • C:\Users\Admin\AppData\Local\Temp\R.exe
        C:\Users\Admin\AppData\Local\Temp\\R.exe
        3⤵
        • Server Software Component: Terminal Services DLL
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        PID:2376
      • C:\Users\Admin\AppData\Local\Temp\N.exe
        C:\Users\Admin\AppData\Local\Temp\\N.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2628
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:372
          • C:\Windows\SysWOW64\PING.EXE
            ping -n 2 127.0.0.1
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:2044
      • C:\Users\Admin\AppData\Local\Temp\HD_._cache_763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe
        C:\Users\Admin\AppData\Local\Temp\HD_._cache_763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe
        3⤵
        • Executes dropped EXE
        PID:1840
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2836
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2752
        • C:\Users\Admin\AppData\Local\Temp\R.exe
          C:\Users\Admin\AppData\Local\Temp\\R.exe
          4⤵
          • Server Software Component: Terminal Services DLL
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          PID:2312
        • C:\Users\Admin\AppData\Local\Temp\N.exe
          C:\Users\Admin\AppData\Local\Temp\\N.exe
          4⤵
          • Drops file in Drivers directory
          • Sets service image path in registry
          • Executes dropped EXE
          • Suspicious behavior: LoadsDriver
          • Suspicious use of AdjustPrivilegeToken
          PID:2872
        • C:\Users\Admin\AppData\Local\Temp\HD_._cache_Synaptics.exe
          C:\Users\Admin\AppData\Local\Temp\HD_._cache_Synaptics.exe
          4⤵
          • Executes dropped EXE
          PID:2080
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2652
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2796
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259450878.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1544
    • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
      1⤵
      • System Location Discovery: System Language Discovery
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2036
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2960
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.exe -acsi
        2⤵
        • Executes dropped EXE
        PID:336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\Synaptics\Synaptics.exe

      Filesize

      3.3MB

      MD5

      13e4f43220b31ec4ca52d2091ea4422a

      SHA1

      a620999b829bce7d072fbbea7e994f8bb318a73c

      SHA256

      763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb

      SHA512

      3d3a843c0f85ed287d99ab99e1b90cb4a7f39cfaf67f5fb3e119467d3fbacd8910a5f53ed11bb9b2197a81a0a75e8e5b4181470e399a6587b130c302f39d658c

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

      Filesize

      2.6MB

      MD5

      97958c76750221e2953392782e393c54

      SHA1

      125961f3d7ba5404792478b929e331a3188c0e42

      SHA256

      93bba883b08d311455ffdcd4c2a8f70a5e5eb4294a158c840ef6757b10259f6b

      SHA512

      2d5cfb8751911c4d3980cf2059e87c37ef3d9cf02736d8494f8983a05677abbcc750613b2d609540e0c317b94359b74b8347491a9417b36a3ad5b2d03d6363e2

    • C:\Users\Admin\AppData\Local\Temp\M7NWwaub.xlsm

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    • C:\Users\Admin\AppData\Local\Temp\M7NWwaub.xlsm

      Filesize

      24KB

      MD5

      447e2bcd081d14633001606f4002d996

      SHA1

      61205a78ab6d2c4105b29774ee403d16053477bd

      SHA256

      3666f342ab9e3c57cf18e7b9c0a0661f84ac137e52fb56755f002737da4d4c54

      SHA512

      7094b1e3821160e16cd65956867134ce592e70803c46485c1220802582d8f60b6d3e809de8585d875fb8afb4b0a6cf89ceb04d84b8547b839b1c0741830f16db

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • C:\Windows\SysWOW64\ini.ini

      Filesize

      44B

      MD5

      a5f8a0185ce6ed999fd503ddae2dcd25

      SHA1

      a2bf556edfd5f955b0f404f49ee5e2b673068c98

      SHA256

      fd1a060fe75adf09d4f0f1de447991b913b6a8fb16c4f6d3f20611f78e24a198

      SHA512

      6d13bfc18a90ad2a9fddc9760f5876aa0e6a6a205d1acff1fd13721ae38284c9aec7c3f2f36c658b6892ceba84b8aa3e3e845013f35cc5d2fd408c5d8ca729a7

    • \Users\Admin\AppData\Local\Temp\._cache_763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe

      Filesize

      2.6MB

      MD5

      b7cd49c6cdd3e695aba671f25881874e

      SHA1

      3e4e33527278fd3edc0e181856f59f87ee77c2af

      SHA256

      3a073d499adfac7fcc8c71892e172143015e4c4c3a7d0a86db4e8f9ad9028fe3

      SHA512

      7c401c143a939d8fffbbc261df998ae2d8a6d6aef739737f8d5ea35e443cf0ce4be7a1f248997f1c479bfc79c8c3b34d5710101df9ea345e15110170e716c151

    • \Users\Admin\AppData\Local\Temp\HD_._cache_763d52d26e616f36960691cdadab715c5949886c9a4f34f82c6a423d955f59eb.exe

      Filesize

      14KB

      MD5

      9ed7bc5b40b2b6181d42abbc1c65321b

      SHA1

      a3f0b2250b938b479a1b395a1a627378c863af7a

      SHA256

      85cdc46a16d03e162b70c8705c5bbced4bd1b76229ee14cd6b1bb85975192f1b

      SHA512

      3a52a2740459db67b195bdb36896936bf969f890d44b59a84ea45131ffef7d1a2f6cf94ae7b7c8f7e8b463bf64178717aa27693ab83c5309c62c4b0d3c18a30a

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • \Windows\SysWOW64\259450878.txt

      Filesize

      899KB

      MD5

      1b86c8734a8643bf52c88ead948e109f

      SHA1

      a3a17f615e9ba58e3dc24b599e5dde171f528d22

      SHA256

      4b37f70864426b8a37beca256c586cec7fd69b954ff0e60dbb308de1154bc795

      SHA512

      492f5607942e96ddb2496406f57b2f93c797b2d93eef67d7a89904a62ba82f3e9306a4b332e64f2e946ded994982c4ed8f7e5f24ea39e77902374b3d6ebb1963

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2036-60-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2560-35-0x0000000000400000-0x0000000000758000-memory.dmp

      Filesize

      3.3MB

    • memory/2560-0-0x0000000000380000-0x0000000000381000-memory.dmp

      Filesize

      4KB

    • memory/2628-54-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2628-53-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2628-48-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2836-162-0x0000000000400000-0x0000000000758000-memory.dmp

      Filesize

      3.3MB

    • memory/2836-163-0x0000000000400000-0x0000000000758000-memory.dmp

      Filesize

      3.3MB

    • memory/2836-199-0x0000000000400000-0x0000000000758000-memory.dmp

      Filesize

      3.3MB

    • memory/2872-113-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2872-125-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB