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Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2025, 06:41

General

  • Target

    61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe

  • Size

    8.8MB

  • MD5

    730bf213d90c18e9bef986876e531811

  • SHA1

    ee9ed047072eb38d07e051038a01d31b7f2863a1

  • SHA256

    61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8

  • SHA512

    797a6a69a0c7b66e5818ff6048bbf4c6db41af29abc05875bddfc93ca822304358fee1d9d656cae0156306a3c33c6bd1baccaf8e517ef2a46ca8a649e4c00735

  • SSDEEP

    98304:wws2ANnKXOaeOgmhVCPnsmtk2aX235t9jZcDRH2WeOE4MvKey0GlJJNuZIqPF:mKXbeO7HCfL3uWMkSey0GBNuZLPF

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
  • Suspicious Office macro 2 IoCs

    Office document equipped with macros.

  • 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 11 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 3 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2096
    • 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:2552
    • 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:2124
      • 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:2972
        • 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:2792
    • C:\Users\Admin\AppData\Local\Temp\HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
      C:\Users\Admin\AppData\Local\Temp\HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.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:2952
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe"
        3⤵
        • Executes dropped EXE
        PID:3060
      • 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:2044
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          PID:2164
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2092
    • 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:2112
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259437384.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:604
    • 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:2864
      • 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:2632
    • 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:1632

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe

      Filesize

      5.7MB

      MD5

      3b0c0331799d69225e1ba24e6cb0dfab

      SHA1

      5584f5b9aeff12b32d214d792e373901af71f3a3

      SHA256

      bce1f6f6f6532266837b66d719bfbd177d406d6d7d8d5adfd5e7c59fcde651a5

      SHA512

      2b1305374a734cf34661b4720e38fb9dc91a080d1f53be6092276f8f54041c4acd658b10fd65f5db21ccabee594c0a008727e3aad7d289147dff17a346998573

    • C:\Users\Admin\AppData\Local\Temp\HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe

      Filesize

      6.4MB

      MD5

      699db42d0470ab462d7176e92a188e95

      SHA1

      afa2164839e79dd2dd1d39ab8a0e8183d3d07809

      SHA256

      1ca4c084c7ff06666f9e3c64f5656738245b2f103788ead3d763205c959c875c

      SHA512

      0c6b3bcc94617f2e8bc7c311dfb9004f7d187cdb4818582871e44c5269a7d39535905d6f175fd227d0ad178c93495765c2901a443882fe68e16f8b9c1a04ca1e

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

      Filesize

      2.4MB

      MD5

      d5f3da928c026382b3f82a06da820223

      SHA1

      cb3b4ff440ac05af54483435f1480627d2470c04

      SHA256

      6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1

      SHA512

      006f8ff05e24d5baf4783e5fbd76b99187c7d1654ae28e5f3593908b72cdcfda6249a0c5e2f3c2d8b14d3677f0c8464de644f7231ea46f09a05aece0c2abc6c3

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

      Filesize

      20KB

      MD5

      234e81fd0d3442ceb597638dee90637d

      SHA1

      229a43a14b93d3eebab95999cb8195a6f5b91e7a

      SHA256

      cec42599f22fade3980c5e7caca3ee26cdd8a6daeb3d1aa88f50f4df3dd1c141

      SHA512

      b9e35e84466f9bca9bdefa15a1b760f13cbea88c2f163a8f1a5b0b8648509be5156266470724890d111b29fb0b772f9be2544d0bca6d7de7af24ff80b3e254f0

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

      Filesize

      28KB

      MD5

      87a2ef402099268e0cb7e8197800d95c

      SHA1

      ae945de7dfb82136985c61af6ef1ec95167f9bd9

      SHA256

      6a463ffd70d66763aee2ae61cf9e02bc93ac41982a9d788844b0037992403d1e

      SHA512

      1b6982ecd2969636d733ad0897c62dc401d4afbc5cdb05a28453160931b088c69c5ea9895e99c7c5c27f3460ea39974a95476e70abd6c5263a2dfa723bfc3838

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

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Windows\SysWOW64\TXPlatfor.exe

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259437384.txt

      Filesize

      899KB

      MD5

      aa0449b97d533096d0f2a8a2ecaea630

      SHA1

      5f5a0c55b656f0c29938e81287b9b6a815face13

      SHA256

      18da06578b28fc9bf450309c398fc63a1403a4d79b011d8169178ad1fa1f85c9

      SHA512

      c59f45ee9a0e3f37fb98c71b4d5feaeffb18faffdb085da7242144eb5b49c80e9a43111528f86bf5cdd57640729e2304a9019b53fc7f5303d31b60c382bda64c

    • memory/1632-95-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2044-155-0x0000000000400000-0x0000000000A77000-memory.dmp

      Filesize

      6.5MB

    • memory/2044-157-0x0000000000400000-0x0000000000A77000-memory.dmp

      Filesize

      6.5MB

    • memory/2044-191-0x0000000000400000-0x0000000000A77000-memory.dmp

      Filesize

      6.5MB

    • memory/2124-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2124-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2124-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2632-52-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2632-54-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2632-49-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2952-82-0x0000000000400000-0x0000000000A77000-memory.dmp

      Filesize

      6.5MB