Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28-12-2024 06:47

General

  • Target

    48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe

  • Size

    3.1MB

  • MD5

    5286bdb9041867beb47e916e4f69b1b5

  • SHA1

    4d4ecbb6f3f0fc305660caca7a57decd156a5fc9

  • SHA256

    48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54

  • SHA512

    61932b014263fcddd5e42061fc3ca7a4074b552d9775bd080bd1e3102738fef6d3db654d8c14c6b638d706fed8183b67a9cc47afb239afe028b536dfafadb514

  • SSDEEP

    49152:RCwsbCANnKXferL7Vwe/Gg0P+WhjtDsLnsHyjtk2MYC5GDe/Q:cws2ANnKXOaeOgmh6Lnsmtk2aRQ

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 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.

  • 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 15 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 9 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 3 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\48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
    "C:\Users\Admin\AppData\Local\Temp\48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1300
    • 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:2104
    • 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:2816
      • 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:2780
        • 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:320
    • C:\Users\Admin\AppData\Local\Temp\HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
      C:\Users\Admin\AppData\Local\Temp\HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.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:2856
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:1316
      • 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:2912
        • 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
          PID:2804
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2448
    • 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:2068
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259436183.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2092
    • 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:2832
      • 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:1936
    • 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:1224

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      2.3MB

      MD5

      0445d52b514f03eec8e7305e86ba08ec

      SHA1

      e2f8da8a0e68e9b409289dba3993ba9823d27ba6

      SHA256

      12fde7642f171352ea88427887f8ea5cbdc75a4e69a281715feb03e1cd978fab

      SHA512

      2e2e0e2e850abde574e7b35c5d7879847fa3d16d3e2c15d5233027172945b486863adfc61d1709d30b372f88709836b58589ca9338e1de56d39cee85a7c568dd

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

      Filesize

      27KB

      MD5

      ea187e3df38e0c25c7c927b3cbccbbcb

      SHA1

      010e656ea7d7b52dd8521a42bcfd204d6f4d547a

      SHA256

      b3c726a03aba983461a63a111c9b7d0629856f63fe6dc436b923532cc9c5028a

      SHA512

      d9733b746148f5103de9809fc40f56ef11a648c106f72edb2fdf6b1b4f148f439465a0384288174a3905fa1a1485104e1b5f443042476a50eb2d44ee69f37772

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

      Filesize

      29KB

      MD5

      f08e3c51943aa8299e634b207b90f05c

      SHA1

      f6805fd46903c8db66579e51ee236e31a6a02227

      SHA256

      39fbf15b3cc320ab7761d8356096e4b44041f3a01d8d746f5e8b79d2da532483

      SHA512

      7c8b218832e889ca2ad7de6bf605baf1a0f012375832592b702420055499194fd5ae67a4ca36d4121c58669916b8ccb6969e13161dd0ec5faff898717e979319

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

      Filesize

      30KB

      MD5

      2549b4e810a8be74adf9fd23cf3b9f11

      SHA1

      f72edd3c2d25961553606f87c53f0ae694764a44

      SHA256

      334fe3a222e42b4360da6a2ab55e4c052366d96909cc9d357dd23eb2021e5081

      SHA512

      e8b4685d089c962d23aa9fcd9f9c4ba3907d9cf7054be820a87edf88af6baa841a3a97c6816c5032b9537b26eb36c9c71d95cf2ebee81a001402458cbe07e88a

    • \Users\Admin\AppData\Local\Temp\._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe

      Filesize

      27KB

      MD5

      953e9a0a96753d35e10fb466cf4387a5

      SHA1

      a85cbd2b507b19b6b546c92d505c3df46a464453

      SHA256

      75ace23350072600b50db92bd03fa26a3ee3d53aa50a7a93bee4f2346bf60fd3

      SHA512

      4bb518bc8d75dc8f402d3ae0093e0b39a82e0a1664d066739857eab1369fa93d44985f43baf75e303b915016a6550ebe226dc5c3545516bddaf4ac52dbffe633

    • \Users\Admin\AppData\Local\Temp\HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe

      Filesize

      780KB

      MD5

      81ee1e4e5c7ba69b8aea91fe4f12173c

      SHA1

      bae1f4d7cf67666e9d3e52f6b107ec3e7873d0b2

      SHA256

      d65bc856c5d9ed02b20ad7a7671beef5414e69839dbcfa2f8e7230fcaca439f3

      SHA512

      1d7419205aa40306e2cdf0d0680be30e9d5244278f5a537df895cbafbf3b09a344fcf967460ae2b498c8e5bed15be6fb87b2da99238209482131b6602847d787

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259436183.txt

      Filesize

      899KB

      MD5

      ee891a88e64f067b5acf5bdbf59c87d5

      SHA1

      c4e9a12d68518167740b56509c2dc784a41d90b9

      SHA256

      0a8132346967e0e819ec8565d4c5cd802bd3c3efc789071ac5cb7489138b74fb

      SHA512

      3d92a2edb516e5677f94763bd9a20dde665af00046f8731be788e5bb3cac4060aa7ce74036d330db52684fb844b738465166f5541c783c06f00817461ddeb09c

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1224-89-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1224-152-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1936-50-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1936-70-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1936-45-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1936-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1936-42-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1936-44-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2816-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2816-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2816-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2856-79-0x0000000000400000-0x00000000004C9000-memory.dmp

      Filesize

      804KB

    • memory/2912-159-0x0000000000400000-0x00000000004C9000-memory.dmp

      Filesize

      804KB

    • memory/2912-161-0x0000000000400000-0x00000000004C9000-memory.dmp

      Filesize

      804KB

    • memory/2912-195-0x0000000000400000-0x00000000004C9000-memory.dmp

      Filesize

      804KB