Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 21:30

General

  • Target

    3b4b87fdc8c5531b416d5d9817c8ea165c8a79ad4d23154a50cd55a4965a585d.exe

  • Size

    1.2MB

  • MD5

    0de4333f75d28ab023f56e208ea1f4f2

  • SHA1

    7edd7e6ce18728cbe132c256bbdc51a7b24002d5

  • SHA256

    3b4b87fdc8c5531b416d5d9817c8ea165c8a79ad4d23154a50cd55a4965a585d

  • SHA512

    d8c0cf967227837f9d49dd271e99c408d63909cc954074dc21f1fb788bb5bf1bccd9e5a1b7c997b2373b35ff0897fe43bcd3221e38a708642a14493a6271e54e

  • SSDEEP

    24576:oGl/8l+k1W0tq78x3s+hPNt790/ASMcmqhrbjXxI+PpKWSJTzCduD:Ll/8l+kAf78x3B2ASMHKrfPpATz3D

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

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Suspicious Office macro 1 IoCs

    Office document equipped with macros.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies registry class 7 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b4b87fdc8c5531b416d5d9817c8ea165c8a79ad4d23154a50cd55a4965a585d.exe
    "C:\Users\Admin\AppData\Local\Temp\3b4b87fdc8c5531b416d5d9817c8ea165c8a79ad4d23154a50cd55a4965a585d.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Users\Admin\AppData\Local\Temp\tmp142.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp142.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Users\Admin\AppData\Local\Temp\tmp142.exe
        C:\Users\Admin\AppData\Local\Temp\tmp142.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2504
        • C:\Users\Admin\AppData\Local\Temp\._cache_tmp142.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_tmp142.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2528
          • C:\Users\Admin\AppData\Roaming\VanToM Folder\Server.exe
            "C:\Users\Admin\AppData\Roaming\VanToM Folder\Server.exe"
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2716
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Roaming\Server
              6⤵
              • Modifies registry class
              PID:2904
        • C:\ProgramData\Synaptics\Synaptics.exe
          "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2692
          • C:\ProgramData\Synaptics\Synaptics.exe
            C:\ProgramData\Synaptics\Synaptics.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:576
            • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
              "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
              6⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              PID:700
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\3B4B87~1.EXE >> NUL
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2044
  • 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:3008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\cfIQ9Gqy.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\cfIQ9Gqy.xlsm

    Filesize

    24KB

    MD5

    06b36aa9907cee58d95f597c985f1c17

    SHA1

    9ac95d8fae1cffdd6b1f0aa321b151bbc6817e95

    SHA256

    58916fcc54659e4b1b8745b762f656b3c2193d0237ae390f9f3f3120e6b2dfbe

    SHA512

    ff550ffeb75d73fbc2d0a72792ed199ef7164b93e800fab541fde52c5c2b81d98e4688016bf341529e22f04090d3369a26d105dd1f27f7eb5c8ee2297eb94f84

  • C:\Users\Admin\AppData\Local\Temp\cfIQ9Gqy.xlsm

    Filesize

    29KB

    MD5

    f6bb56bfecba2dbc4cfd46c592b1607a

    SHA1

    26fe9a7747493b6ad43ba6369c0b09dc18e0e898

    SHA256

    2b4ab1cf719ecee7b206b82f7e558318d82957646c0d45ed05ebcc1ba2532e35

    SHA512

    807a6282846023f6d34ca6f6fc906c5166babd3b149ed19a03c89add0638b77ccbd6a2695dee69fe669a8080f25ca8244bab108526ea1fc2f231cf0daeade594

  • C:\Users\Admin\AppData\Local\Temp\cfIQ9Gqy.xlsm

    Filesize

    31KB

    MD5

    36ec1df4b0ca9ce375cfde47f4c53754

    SHA1

    0e77a338fccc4a4630ad44cbe45c5c759c767220

    SHA256

    c2608deae37541cafc17d2bd85911a9a6073b22a1b1ddab493346fd38fc66d78

    SHA512

    ae104e1c896223694764554535f24a83b07d06a5690b59889565666d4ea23e7fb879145951e97e89b2ee80b97746b2619541ae0ab7ebbe0fefe605a527d4c42c

  • C:\Users\Admin\AppData\Local\Temp\cfIQ9Gqy.xlsm

    Filesize

    28KB

    MD5

    3c2be0d35b8f4f91a6e85f5b28a8c929

    SHA1

    802049ae34c19e175efdc26adfcc56e4ae1ff201

    SHA256

    8dac1c1ce06895b8770b1c01a314296e733c2d45c6fd1d971964ba536a9349c0

    SHA512

    c2c9942bced3254f3138cf383e5ec839f28cbd6ae761192550053c5c81ef3da7a23ab753f72adadd628503cc40c4d03ba11cf25cb8170e072e23e819118b6c34

  • C:\Users\Admin\AppData\Local\Temp\cfIQ9Gqy.xlsm

    Filesize

    26KB

    MD5

    221670be459bfc6bdf650109047e23dd

    SHA1

    2dc49a6ca7461f4004b58e292f303644c4c4d780

    SHA256

    0b0528dae7db3ee7370090779e6e2cef300362d1c174979e2b7ad294a5e263f4

    SHA512

    3f7e3337cfb307913b10d4fc04839d8466e10dbf4bce208757decec28ef182abf65a3f1ad89568b648deb4c78458c33b61e0a3724660beffc5fd9d7207ab241d

  • C:\Users\Admin\AppData\Local\Temp\melt.txt

    Filesize

    52B

    MD5

    29d493876bc0b2c8a6f38aa4a4379166

    SHA1

    dbb33f3fc329e87dbf2dd292c61207570706fa41

    SHA256

    984c05a8529073f415e789b0af9355d0c1f2e232993eed1b967403e42b34233e

    SHA512

    45f6921600962d05a6cb03280194324a277d5a81fb1b7ff64679be38ad1b190fca2b531e08a834500861ac08283f063512c3e9d03274748d060d77bb083a006b

  • C:\Users\Admin\AppData\Local\Temp\melt.txt

    Filesize

    55B

    MD5

    6b1120fc600709ac2a9bca24748ef527

    SHA1

    30edf806f6ca0fc848646e16736ffd4023e33d29

    SHA256

    05efbecfb9f31be92e98e62caac469f974f49cbaeea800d5a6a42eba4f706ba6

    SHA512

    861c6929c438e7985abb8ad3a9ce8dad1f1abc84ebf682ed4676ba5020e500ce63f94f88263c016308a4cbae95e7133c2617b253a05ed3e88967a512233d3982

  • C:\Users\Admin\Desktop\~$WatchGrant.xlsx

    Filesize

    165B

    MD5

    ff09371174f7c701e75f357a187c06e8

    SHA1

    57f9a638fd652922d7eb23236c80055a91724503

    SHA256

    e4ba04959837c27019a2349015543802439e152ddc4baf4e8c7b9d2b483362a8

    SHA512

    e4d01e5908e9f80b7732473ec6807bb7faa5425e3154d5642350f44d7220af3cffd277e0b67bcf03f1433ac26a26edb3ddd3707715b61d054b979fbb4b453882

  • \Users\Admin\AppData\Local\Temp\._cache_tmp142.exe

    Filesize

    318KB

    MD5

    166cf19911e45785a3407433a2b447c4

    SHA1

    a08d582e55c5b66ef78bd5dd3e386730d8be4227

    SHA256

    a7b85bf490f372521788658ec25d3de4a14babd79abb5ddb646e30d87dd9ae27

    SHA512

    7934c5bf3657a4396fca70daebe01cd11e61c8e3f9b5cfd9c068d688f8b91ab5058c5dc68b0ba80b32b276348afb8ea6e70bba5f314722a7f04011607a3e7b14

  • \Users\Admin\AppData\Local\Temp\tmp142.exe

    Filesize

    1.2MB

    MD5

    0de4333f75d28ab023f56e208ea1f4f2

    SHA1

    7edd7e6ce18728cbe132c256bbdc51a7b24002d5

    SHA256

    3b4b87fdc8c5531b416d5d9817c8ea165c8a79ad4d23154a50cd55a4965a585d

    SHA512

    d8c0cf967227837f9d49dd271e99c408d63909cc954074dc21f1fb788bb5bf1bccd9e5a1b7c997b2373b35ff0897fe43bcd3221e38a708642a14493a6271e54e

  • memory/576-182-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/576-181-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/576-183-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/576-184-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/576-219-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/576-79-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-19-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-18-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-55-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-31-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-30-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-13-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-15-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-11-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-21-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-24-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2504-29-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/2504-27-0x0000000000400000-0x0000000000510000-memory.dmp

    Filesize

    1.1MB

  • memory/3008-88-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB