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Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • submitted
    15/09/2024, 01:32

General

  • Target

    c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28.exe

  • Size

    2.0MB

  • MD5

    35121587dbb5bb683d90486001a25dbb

  • SHA1

    0f99e228a35b03dd7ebc21aaf22f81ba7de4c484

  • SHA256

    c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28

  • SHA512

    e56f60d73148ebf0ea67366bd8b02165630b578d8fec75d2d9ad36a9a842bfc69fdfda153f7995b60750cf1924a6ecf5ae4b004f21ef385c8e7deb58b37c02a6

  • SSDEEP

    49152:unsHyjtk2MYC5GD566aa+++b+xBxAtO7/eZffw8VpeDn7kJQ8Za8Se1:unsmtk2a67/eZnw8VpeD7QQ8jSy

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
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28.exe
    "C:\Users\Admin\AppData\Local\Temp\c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Users\Admin\AppData\Local\Temp\._cache_c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28.exe"
      2⤵
      • Executes dropped EXE
      PID:2976
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3784
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        PID:4156
  • 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:3448
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4440,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4056 /prefetch:8
    1⤵
      PID:1976

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\Synaptics\Synaptics.exe

      Filesize

      2.0MB

      MD5

      35121587dbb5bb683d90486001a25dbb

      SHA1

      0f99e228a35b03dd7ebc21aaf22f81ba7de4c484

      SHA256

      c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28

      SHA512

      e56f60d73148ebf0ea67366bd8b02165630b578d8fec75d2d9ad36a9a842bfc69fdfda153f7995b60750cf1924a6ecf5ae4b004f21ef385c8e7deb58b37c02a6

    • C:\Users\Admin\AppData\Local\Temp\._cache_c47103fd537b36745b1b49e50d18c21ef35a955d5e585f7c66c2fd2455982f28.exe

      Filesize

      1.3MB

      MD5

      b13bc5b62f54607c334a6464d9b85cc8

      SHA1

      12721c69acbcb515f7adbee08ec42fc61192c187

      SHA256

      51791625054b01802fd5aaa6c4a929827b369dfef7b2891b5f55e0fa61af0c7d

      SHA512

      58a9c4e413992b8c225fd622934929382070cbe8c8999bdb93851a1f46a0129d674135eacce2b3f96a19dfbb7333e3b921b5e39b727339c9897de7a02d2ce3bf

    • C:\Users\Admin\AppData\Local\Temp\zDAnr98T.xlsm

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    • memory/2976-80-0x00000000007F0000-0x0000000000800000-memory.dmp

      Filesize

      64KB

    • memory/2976-79-0x00000000007F0000-0x0000000000800000-memory.dmp

      Filesize

      64KB

    • memory/2976-78-0x00000000007F0000-0x0000000000800000-memory.dmp

      Filesize

      64KB

    • memory/2976-81-0x00000000007F0000-0x0000000000800000-memory.dmp

      Filesize

      64KB

    • memory/2976-141-0x00000000007F0000-0x0000000000800000-memory.dmp

      Filesize

      64KB

    • memory/2976-140-0x00000000007F0000-0x0000000000800000-memory.dmp

      Filesize

      64KB

    • memory/2976-139-0x00000000007F0000-0x0000000000800000-memory.dmp

      Filesize

      64KB

    • memory/3448-236-0x00007FFD1AC90000-0x00007FFD1ACA0000-memory.dmp

      Filesize

      64KB

    • memory/3448-242-0x00007FFD18C30000-0x00007FFD18C40000-memory.dmp

      Filesize

      64KB

    • memory/3448-241-0x00007FFD18C30000-0x00007FFD18C40000-memory.dmp

      Filesize

      64KB

    • memory/3448-237-0x00007FFD1AC90000-0x00007FFD1ACA0000-memory.dmp

      Filesize

      64KB

    • memory/3448-240-0x00007FFD1AC90000-0x00007FFD1ACA0000-memory.dmp

      Filesize

      64KB

    • memory/3448-239-0x00007FFD1AC90000-0x00007FFD1ACA0000-memory.dmp

      Filesize

      64KB

    • memory/3448-238-0x00007FFD1AC90000-0x00007FFD1ACA0000-memory.dmp

      Filesize

      64KB

    • memory/3784-153-0x00000000007C0000-0x00000000007C1000-memory.dmp

      Filesize

      4KB

    • memory/3784-257-0x00000000007C0000-0x00000000007C1000-memory.dmp

      Filesize

      4KB

    • memory/3784-256-0x0000000000400000-0x0000000000605000-memory.dmp

      Filesize

      2.0MB

    • memory/3784-288-0x0000000000400000-0x0000000000605000-memory.dmp

      Filesize

      2.0MB

    • memory/4156-231-0x0000000000850000-0x0000000000860000-memory.dmp

      Filesize

      64KB

    • memory/4156-232-0x0000000000850000-0x0000000000860000-memory.dmp

      Filesize

      64KB

    • memory/4156-233-0x0000000000850000-0x0000000000860000-memory.dmp

      Filesize

      64KB

    • memory/4156-234-0x0000000000850000-0x0000000000860000-memory.dmp

      Filesize

      64KB

    • memory/4156-235-0x0000000000850000-0x0000000000860000-memory.dmp

      Filesize

      64KB

    • memory/4844-0-0x00000000024A0000-0x00000000024A1000-memory.dmp

      Filesize

      4KB

    • memory/4844-150-0x0000000000400000-0x0000000000605000-memory.dmp

      Filesize

      2.0MB