Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 23:37

General

  • Target

    Sena.exe

  • Size

    1.7MB

  • MD5

    c87016453266c49b5c7b0d7abaf6801f

  • SHA1

    0230da2215ae2f918d52bf5c6a80fb3e09356395

  • SHA256

    26b267e0cb8636fe564969255b9b40e8aa3636c5084406d47bd538085e32651e

  • SHA512

    cbae59449af7e35c5b5bd068f75a6bd58c88500af6971057f72c83565f11052a9d3a517d98cb59c6f4e2f7576e73e58d981cb6f7e3a1f6b5f33bd842a699265f

  • SSDEEP

    24576:2nsJ39LyjbJkQFMhmC+6GD9qEoScovLgGCJv+gy4xwpdvGzk+kKufpFr:2nsHyjtk2MYC5GD8UcoDTCBtxCdeQ+y

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 4 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sena.exe
    "C:\Users\Admin\AppData\Local\Temp\Sena.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:3580
    • C:\Users\Admin\AppData\Local\Temp\._cache_Sena.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_Sena.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:456
    • 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:2044
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2260
  • 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:3140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.7MB

    MD5

    c87016453266c49b5c7b0d7abaf6801f

    SHA1

    0230da2215ae2f918d52bf5c6a80fb3e09356395

    SHA256

    26b267e0cb8636fe564969255b9b40e8aa3636c5084406d47bd538085e32651e

    SHA512

    cbae59449af7e35c5b5bd068f75a6bd58c88500af6971057f72c83565f11052a9d3a517d98cb59c6f4e2f7576e73e58d981cb6f7e3a1f6b5f33bd842a699265f

  • C:\Users\Admin\AppData\Local\Sena\system_info.txt

    Filesize

    59B

    MD5

    5fffd21b5140469361fecc0655d789ff

    SHA1

    94dd313a8b581c0129661a9c62d5c6124c678249

    SHA256

    5b0a44f28755e81b994aaba9e3ef884311a0704e767b2db292fc9155cb629b8a

    SHA512

    10d5daf661f5923044c0a93a4557455f4c8d60cc3825bde231add20b91175dacb92926f12a591f91d28a5a355c2be95d7bfd6794290fa255ff0ead15ae2dbf9f

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

    Filesize

    1.0MB

    MD5

    9872c633ef83d043cfca1609c7668719

    SHA1

    116579be25c526f3fb21620263467717e52db237

    SHA256

    553cfbf1aec44f3baf003f3a095e9638d4c3ec4aa387e07cf64ff69601353306

    SHA512

    93bc495d230f8198e573275c037db8b3487ef8cf1ae7029a01998018f4694e2a793bc9bc73e776e171870f0ac1ebbaf3a917ec8da5be235586569989dd0be0e1

  • C:\Users\Admin\AppData\Local\Temp\aLC54pyJ.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/456-202-0x000000007276E000-0x000000007276F000-memory.dmp

    Filesize

    4KB

  • memory/456-205-0x0000000005250000-0x0000000005260000-memory.dmp

    Filesize

    64KB

  • memory/456-61-0x000000007276E000-0x000000007276F000-memory.dmp

    Filesize

    4KB

  • memory/456-134-0x0000000007640000-0x000000000783A000-memory.dmp

    Filesize

    2.0MB

  • memory/456-141-0x0000000005250000-0x0000000005260000-memory.dmp

    Filesize

    64KB

  • memory/456-194-0x00000000062B0000-0x00000000062B8000-memory.dmp

    Filesize

    32KB

  • memory/456-196-0x00000000058F0000-0x00000000058FE000-memory.dmp

    Filesize

    56KB

  • memory/456-195-0x0000000005920000-0x0000000005958000-memory.dmp

    Filesize

    224KB

  • memory/456-197-0x00000000059E0000-0x0000000005A46000-memory.dmp

    Filesize

    408KB

  • memory/456-113-0x00000000006B0000-0x00000000007BA000-memory.dmp

    Filesize

    1.0MB

  • memory/2044-203-0x0000000000820000-0x0000000000821000-memory.dmp

    Filesize

    4KB

  • memory/2044-131-0x0000000000820000-0x0000000000821000-memory.dmp

    Filesize

    4KB

  • memory/2044-265-0x0000000000400000-0x00000000005C5000-memory.dmp

    Filesize

    1.8MB

  • memory/2044-204-0x0000000000400000-0x00000000005C5000-memory.dmp

    Filesize

    1.8MB

  • memory/2044-234-0x0000000000400000-0x00000000005C5000-memory.dmp

    Filesize

    1.8MB

  • memory/3140-209-0x00007FFD784F0000-0x00007FFD78500000-memory.dmp

    Filesize

    64KB

  • memory/3140-207-0x00007FFD784F0000-0x00007FFD78500000-memory.dmp

    Filesize

    64KB

  • memory/3140-210-0x00007FFD784F0000-0x00007FFD78500000-memory.dmp

    Filesize

    64KB

  • memory/3140-211-0x00007FFD76230000-0x00007FFD76240000-memory.dmp

    Filesize

    64KB

  • memory/3140-212-0x00007FFD76230000-0x00007FFD76240000-memory.dmp

    Filesize

    64KB

  • memory/3140-208-0x00007FFD784F0000-0x00007FFD78500000-memory.dmp

    Filesize

    64KB

  • memory/3140-206-0x00007FFD784F0000-0x00007FFD78500000-memory.dmp

    Filesize

    64KB

  • memory/3580-129-0x0000000000400000-0x00000000005C5000-memory.dmp

    Filesize

    1.8MB

  • memory/3580-0-0x00000000007A0000-0x00000000007A1000-memory.dmp

    Filesize

    4KB