Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23/02/2025, 08:10

General

  • Target

    ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe

  • Size

    4.1MB

  • MD5

    240a6bb60be37e6c34218dd8d40161a9

  • SHA1

    1a0448649bc9b5a333227a8e1b277c9adf5b47e5

  • SHA256

    ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa

  • SHA512

    dbae5c7fad53700e9daeef9191843540164d560e78af1e9d54036e473502f80e5a01e7f24733f5549a296c42f1d2aef1baae744a4d95c10fcf25a2d7d3a75623

  • SSDEEP

    49152:ZCwsbCANnKXferL7Vwe/Gg0P+Wh/nsHyjtk2MYC5GDh7tNf0k8jb/N:Uws2ANnKXOaeOgmh/nsmtk2amnf0lJ

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 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
  • 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
  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 17 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 6 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 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 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
    "C:\Users\Admin\AppData\Local\Temp\ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1492
    • 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:2616
    • 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:2888
      • 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:2876
        • 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:2820
    • C:\Users\Admin\AppData\Local\Temp\HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
      C:\Users\Admin\AppData\Local\Temp\HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2964
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2356
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3040
        • 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 use of SetWindowsHookEx
          PID:1728
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1736
    • 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:1148
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259517818.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2436
    • 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:2896
      • 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:3012
    • 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:1100

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      2.4MB

      MD5

      43d9730b28f31922f10d5bbb1d61afd5

      SHA1

      ed2c93740c48ea9c952fd7c5a85ef56eee9c0267

      SHA256

      b2a5b6fea0fd9204e4b9f1afd0fe12213cad32321056b0ad47f2473dc8689351

      SHA512

      10014e3de0ed997f5f81d9d7041c7c6e668cd9063e0026212ba1b3105bd1362c67bd6c2d57d3b99e61ef07ac415d27cc5f96a11e48fa11be2fee67fe772fcdf2

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

      Filesize

      21KB

      MD5

      8ce00a463ceb41a7bdcab3e73c0f6adc

      SHA1

      da4c3f9ea126a667cb0d59fb6c15cb686f829361

      SHA256

      594d8f115c9692a85d7713c73ab6aca6d728270e129b1bd2dd69503ec03ea765

      SHA512

      629698b3da4378d88f099d262f13f13307fa2166b7d69e87cf8df98cfcb80c488a2e90d7dc985936bf48ea3c1af2ff03865315f7ca701e8f07d852cf55a031a0

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

      Filesize

      24KB

      MD5

      d15af2d983bebc80745036deec5b166d

      SHA1

      2fc5d5167b50150f35824acfaab025139559cf7b

      SHA256

      9ba6c2b1b07bba294df1e565a52dd9647c6b5511998d1019a5d0b55be3d7199c

      SHA512

      87637f6d1a5f72e5f787be1b36d0d084135b925c3253f906c9e9aa7dde8826e39985b14f26abaff94e663f976d984c3c90c676ab4bd016d45fefcdb6f9587985

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

      Filesize

      27KB

      MD5

      a9249211c8af5da1850218bd6e693c74

      SHA1

      71606e6b88ed407d2b12a30d6d1a8e4cccd1b9a1

      SHA256

      e17334f213254ed8ab71686915a4587c2de5f18d532a7303f6fdca32ea72b0f6

      SHA512

      1ddc0829f687e799349ed66ad8201f066a22f2f5c92b15059223d319cf6668039799e76f6e203536a3df5ee400c38538eb7570e6a30e59e889c2330af4abe425

    • \Users\Admin\AppData\Local\Temp\._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe

      Filesize

      1012KB

      MD5

      d706bc4ab7e8f53fad503d36d30d71d8

      SHA1

      87a710194fe09bbbd57346839d438d5deb77d2c6

      SHA256

      fe0f0dd9d40749d10a0ca6ed72a24d56171289d2e01ce422461923982e12be36

      SHA512

      7dca3b1a8228fcf9acf0209813a9ad88ff92266e1f3edfa6d88d404323650fd9f1555610311047b6700c40f750b32f237f212d3bc3c77ce9557783754bb13664

    • \Users\Admin\AppData\Local\Temp\HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe

      Filesize

      1.7MB

      MD5

      15b75822ac26726d52023a84b9b7e658

      SHA1

      bc0b9cf44d8c4e248c0a98beabc6ceff6747d014

      SHA256

      83b7277f2e0828bda378ce04b75a3f50e407ea4da34342f063c938b2915498ed

      SHA512

      20dbb62337d2f2544139328374fd616c628f0a34ff5e6ed0bf0a8a90b84badd73d6f6922d8cb72e2c537129224c2df3d9f9b0593c21e06280c6255efbf6d715d

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259517818.txt

      Filesize

      899KB

      MD5

      e8a7748134d7ef4409ffa08fda882517

      SHA1

      22f8527e40a487e845f9a5fbe397a4132db4fca7

      SHA256

      51c34d0dc26c869b480cd61a8884e9d1993bc94945bf72d03ac083293649ec01

      SHA512

      1f3b1debdb75581d93e882705d5542582b7aad38304561bd1ab5b9d2077129092227ddd74c2e020a95bb6a26c032cfdc653d44549776f87a71739cde6e57854d

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1100-166-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1100-101-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2888-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2888-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2888-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2964-82-0x0000000000400000-0x00000000005BF000-memory.dmp

      Filesize

      1.7MB

    • memory/3012-39-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3012-43-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3012-54-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3040-167-0x0000000000400000-0x00000000005BF000-memory.dmp

      Filesize

      1.7MB

    • memory/3040-169-0x0000000000400000-0x00000000005BF000-memory.dmp

      Filesize

      1.7MB

    • memory/3040-203-0x0000000000400000-0x00000000005BF000-memory.dmp

      Filesize

      1.7MB