Analysis

  • max time kernel
    114s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 15:06

General

  • Target

    7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6N.exe

  • Size

    1.8MB

  • MD5

    7ba7f7a2a3f1f94920da908cbad8a170

  • SHA1

    c54283f9182bbc20442f2142cb76223418914405

  • SHA256

    7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6

  • SHA512

    c284d648345e39edd744986a597687707abb2ad60e9b20671f96e6525360314e8931768321ab783c681263daa665166632e188c07dfa69f6ca3bc623658792c6

  • SSDEEP

    24576:KnsJ39LyjbJkQFMhmC+6GD9hAkHddmSr+FjpsKjlovSPRNQqFi0mTN7:KnsHyjtk2MYC5GDjAqKWKpoWQELmZ7

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 use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6N.exe
    "C:\Users\Admin\AppData\Local\Temp\7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6N.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:2296
    • C:\Users\Admin\AppData\Local\Temp\._cache_7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6N.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3604
    • 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:2456
      • 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
        PID:3952
  • 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:4756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.8MB

    MD5

    7ba7f7a2a3f1f94920da908cbad8a170

    SHA1

    c54283f9182bbc20442f2142cb76223418914405

    SHA256

    7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6

    SHA512

    c284d648345e39edd744986a597687707abb2ad60e9b20671f96e6525360314e8931768321ab783c681263daa665166632e188c07dfa69f6ca3bc623658792c6

  • C:\Users\Admin\AppData\Local\Temp\._cache_7f5496287b11a6db79545591efb3ca02168abab938e17651230210c8eea9baf6N.exe

    Filesize

    1.0MB

    MD5

    b1951104bf5feef6d5c044587386c2e8

    SHA1

    be732a7e97528de1f409909058ffd29bc0fbe426

    SHA256

    f36fb9470cd595178a557fcd1b52281b091660ab92a2e854d839542a1061498a

    SHA512

    719bfa7eba2e467bba502de631e5578a9002e9f976f6ea0cff8e3d957af1f6820550a43962a2d1ce94e2d8d34e9fb22aca5d24dc08c1e88eea1447e507a85028

  • C:\Users\Admin\AppData\Local\Temp\A6aGzHRu.xlsm

    Filesize

    17KB

    MD5

    af4d37aad8b34471da588360a43e768a

    SHA1

    83ed64667d4e68ea531b8bcf58aab3ed4a5ca998

    SHA256

    e7550c3453156531308fda255a198c3710aa4bc7412819c180b103c11e85cef1

    SHA512

    74f5000038c47b7c909c4ee5740e0e87cac12c9c96fff8b1c7ec749541ee3d4b7efd80f9ac02cd39809dca3f2707d0063fa852a3a541342d93a9d03de08823da

  • memory/2296-0-0x0000000002360000-0x0000000002361000-memory.dmp

    Filesize

    4KB

  • memory/2296-75-0x0000000000400000-0x00000000005CA000-memory.dmp

    Filesize

    1.8MB

  • memory/2456-172-0x0000000000400000-0x00000000005CA000-memory.dmp

    Filesize

    1.8MB

  • memory/2456-76-0x0000000000870000-0x0000000000871000-memory.dmp

    Filesize

    4KB

  • memory/2456-129-0x0000000000870000-0x0000000000871000-memory.dmp

    Filesize

    4KB

  • memory/2456-128-0x0000000000400000-0x00000000005CA000-memory.dmp

    Filesize

    1.8MB

  • memory/3604-126-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

    Filesize

    4KB

  • memory/3604-140-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-171-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-147-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-174-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-183-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-127-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-177-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-180-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-143-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-134-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3604-43-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

    Filesize

    4KB

  • memory/3604-137-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-136-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-179-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-142-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-130-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-145-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-185-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-150-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-182-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-139-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-173-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/3952-176-0x0000000000400000-0x0000000000515000-memory.dmp

    Filesize

    1.1MB

  • memory/4756-113-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

    Filesize

    64KB

  • memory/4756-111-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

    Filesize

    64KB

  • memory/4756-114-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

    Filesize

    64KB

  • memory/4756-112-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

    Filesize

    64KB

  • memory/4756-115-0x00007FFC4EF70000-0x00007FFC4EF80000-memory.dmp

    Filesize

    64KB

  • memory/4756-110-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

    Filesize

    64KB

  • memory/4756-116-0x00007FFC4EF70000-0x00007FFC4EF80000-memory.dmp

    Filesize

    64KB