Resubmissions

12/10/2024, 10:59

241012-m3mgja1frq 6

12/10/2024, 10:54

241012-mzm9na1fjj 8

12/10/2024, 10:51

241012-mx9pwawhjg 7

Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2024, 10:54

General

  • Target

    net8.0-windows/Xeno.exe.WebView2/EBWebView/Crashpad/throttle_store.dat

  • Size

    20B

  • MD5

    9e4e94633b73f4a7680240a0ffd6cd2c

  • SHA1

    e68e02453ce22736169a56fdb59043d33668368f

  • SHA256

    41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304

  • SHA512

    193011a756b2368956c71a9a3ae8bc9537d99f52218f124b2e64545eeb5227861d372639052b74d0dd956cb33ca72a9107e069f1ef332b9645044849d14af337

Score
6/10

Malware Config

Signatures

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\net8.0-windows\Xeno.exe.WebView2\EBWebView\Crashpad\throttle_store.dat
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\net8.0-windows\Xeno.exe.WebView2\EBWebView\Crashpad\throttle_store.dat
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1072
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\net8.0-windows\Xeno.exe.WebView2\EBWebView\Crashpad\throttle_store.dat"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    84e81c054e8bfb5a0b57e44e8c555baf

    SHA1

    015a228c5ea0e2831c9f69edc07ffbded51c3033

    SHA256

    004921942830582c1acf0c34362522aa23d58d12a9df57b79270f90032827dd3

    SHA512

    b0406d4b5770a4a1f58949cb5c175de41ac54ce1520f704ddeb18b27ba9be9e403a161b627889a27a05ff50eb42281a4a5c2cde710c691dbf56a726948fd731c