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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • submitted
    18/02/2024, 03:35

General

  • Target

    c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe

  • Size

    12.9MB

  • MD5

    536e1db6044e1071bace75d378e1ab82

  • SHA1

    1a6ed8006a2eb0549fe4571d87a0bbc5a4b3c2da

  • SHA256

    c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923

  • SHA512

    bfac1bfa955543101b570579f339bb857323b06c2868ecbb9b03e98fd6567b5383a685c0df96bac22f52dcbe8d4dbfb815ce9e04700d3c0fd7979d34e234962c

  • SSDEEP

    196608:vKXbeO76dnmLud1ViziJKuQz6bBuk8Qp5mr+tQqHjnUhpesTDnPGb:s7Z4V95b1b5a+tpTUztrPS

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 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 12 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 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 3 IoCs
  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 13 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 12 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.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe
    "C:\Users\Admin\AppData\Local\Temp\c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.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:4692
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1316
      • 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⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:1416
        • 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:220
    • C:\Users\Admin\AppData\Local\Temp\HD_c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe
      C:\Users\Admin\AppData\Local\Temp\HD_c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:224
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1740
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:3972
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:2516
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:4544
    • 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:2560
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240603046.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3656
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4816
      • 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:4404
    • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
      1⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2544

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\._cache_HD_c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe

      Filesize

      9.8MB

      MD5

      3bacf4c7961b0ca750bed3cc13901f22

      SHA1

      16bad5fd762da6a90d8b6fe754d4cae3a4487058

      SHA256

      92e268e9cd8b573811d82e78268a813a09334da550f54b32349019ed888ff8c8

      SHA512

      096250463ed826b003efbfc39e46786e0ce3631f07cc1c45c0b5075c7e0ab0999b27228f0e5a2493cdf40012f1ba268efacaf6bad893bf1e3c0ef971ec1d71bf

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

      Filesize

      2.4MB

      MD5

      c19c2ce5debffe3001b8cc2ffd5a45e2

      SHA1

      3e59452da92297e9662744c88ddef845118bc4c8

      SHA256

      6f23ff5f17ea5e161cb271cb384de49aa8456488fb6190f9a47c480489cb9067

      SHA512

      da34a5de7ec01324189102d9e5194ced6c1a581affb00540000d2d1992c3e2680a6f1df5243e2fa3ef57e23a33ae13394984a7303777cde26c0e3832f22c0170

    • C:\Users\Admin\AppData\Local\Temp\HD_c348eee4bcca75396de4044591fa5780f27b6ab6f3c6663a2c12c50f12953923.exe

      Filesize

      10.5MB

      MD5

      0b7fae0977102a674cf50b195cb94503

      SHA1

      a8c63ba4d2b39e99c5ab4581e8cb778ffe278dcb

      SHA256

      7048ae084681c69b520f2bfe664aa56f47341ccce8b504e35d3a4c286833c1ae

      SHA512

      200796bc18f4b7b62c8435c05cfad0f7d66813287e729c28959fcdc627cdb2dec32fdcd3400a494405e566edcc95bdf601b9dfdef4d8c1f04b43b1bff8dbe038

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • C:\Users\Admin\AppData\Local\Temp\sJ6dP7rr.xlsm

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    • C:\Windows\SysWOW64\240603046.txt

      Filesize

      899KB

      MD5

      b8c3518b04ad5a256ff9e5c24d304875

      SHA1

      7e912a128b16a5ec12523d020cc1b60f1b73f3b7

      SHA256

      dd7e66e322df49d79e26f8a4ac321c203e87045deadddc621531b789d76db500

      SHA512

      6db1188084db09c12c888f968a282c53d2555c76395e274fd9eefbcf2582fdf6918398e698be24af176d3b71e9648a10003bcfed35517333601eac5b115a4fd4

    • C:\Windows\SysWOW64\Remote Data.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/224-178-0x0000000000400000-0x0000000000E8A000-memory.dmp

      Filesize

      10.5MB

    • memory/224-46-0x0000000001040000-0x0000000001041000-memory.dmp

      Filesize

      4KB

    • memory/1316-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1316-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1316-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1316-19-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1316-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1740-250-0x0000000000400000-0x0000000001E53000-memory.dmp

      Filesize

      26.3MB

    • memory/2516-258-0x0000000000400000-0x0000000001E53000-memory.dmp

      Filesize

      26.3MB

    • memory/2544-259-0x00007FFE82610000-0x00007FFE82620000-memory.dmp

      Filesize

      64KB

    • memory/2544-255-0x00007FFE84E10000-0x00007FFE84E20000-memory.dmp

      Filesize

      64KB

    • memory/2544-257-0x00007FFE82610000-0x00007FFE82620000-memory.dmp

      Filesize

      64KB

    • memory/2544-243-0x00007FFE84E10000-0x00007FFE84E20000-memory.dmp

      Filesize

      64KB

    • memory/2544-240-0x00007FFE84E10000-0x00007FFE84E20000-memory.dmp

      Filesize

      64KB

    • memory/2544-242-0x00007FFEC4D90000-0x00007FFEC4F85000-memory.dmp

      Filesize

      2.0MB

    • memory/2544-285-0x00007FFEC4D90000-0x00007FFEC4F85000-memory.dmp

      Filesize

      2.0MB

    • memory/2544-248-0x00007FFE84E10000-0x00007FFE84E20000-memory.dmp

      Filesize

      64KB

    • memory/2544-249-0x00007FFEC4D90000-0x00007FFEC4F85000-memory.dmp

      Filesize

      2.0MB

    • memory/2544-251-0x00007FFE84E10000-0x00007FFE84E20000-memory.dmp

      Filesize

      64KB

    • memory/2544-252-0x00007FFEC4D90000-0x00007FFEC4F85000-memory.dmp

      Filesize

      2.0MB

    • memory/2544-286-0x00007FFEC4D90000-0x00007FFEC4F85000-memory.dmp

      Filesize

      2.0MB

    • memory/2544-253-0x00007FFEC4D90000-0x00007FFEC4F85000-memory.dmp

      Filesize

      2.0MB

    • memory/2544-247-0x00007FFEC4D90000-0x00007FFEC4F85000-memory.dmp

      Filesize

      2.0MB

    • memory/3972-179-0x00000000029E0000-0x00000000029E1000-memory.dmp

      Filesize

      4KB

    • memory/3972-278-0x0000000000400000-0x0000000000E8A000-memory.dmp

      Filesize

      10.5MB

    • memory/3972-284-0x00000000029E0000-0x00000000029E1000-memory.dmp

      Filesize

      4KB

    • memory/3972-315-0x0000000000400000-0x0000000000E8A000-memory.dmp

      Filesize

      10.5MB

    • memory/4404-52-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4404-49-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4404-45-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4816-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4816-37-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4816-29-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4816-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4816-26-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB