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Analysis

  • max time kernel
    164s
  • max time network
    178s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 02:11

General

  • Target

    ddfd5e5ad9b334dc49ac82df4752fb6b722d0e4e8905f4155108d4b2e597e0db.exe

  • Size

    198KB

  • MD5

    2a7adc9e6476edf358ddd730961f7b38

  • SHA1

    d0dbf372b11487d420887e1ec1e341f9b76f6ca8

  • SHA256

    ddfd5e5ad9b334dc49ac82df4752fb6b722d0e4e8905f4155108d4b2e597e0db

  • SHA512

    ba3a7cd13da855b5e890732aee71935d21e09b7181e7d8f853c2da0dbcdbf254dda9cf14e84a7038e346d61ec912ff2edb3474fb165978115d6f73278a1f32ec

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCON:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXc

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ddfd5e5ad9b334dc49ac82df4752fb6b722d0e4e8905f4155108d4b2e597e0db.exe
    "C:\Users\Admin\AppData\Local\Temp\ddfd5e5ad9b334dc49ac82df4752fb6b722d0e4e8905f4155108d4b2e597e0db.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3220
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\DDFD5E~1.EXE > nul
      2⤵
        PID:912
    • C:\Windows\Debug\dcihost.exe
      C:\Windows\Debug\dcihost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:3896

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\Debug\dcihost.exe

      Filesize

      198KB

      MD5

      262f9b4135fd0e818340129db7f0b2cc

      SHA1

      3d188c5a89d4bbb4117f67eee4e0d64d01e44952

      SHA256

      b277f8d64293ff27715664fe1a2afbbfc8bc324dcb2ace16b2e64def99fab9fd

      SHA512

      eedf5f9e97ac897d0b060a1f767fb0b786d86a9d3b616e141858848952bdddbff064c214cc8860ab818242b5e24823b51c27522ef9b60e5627fe6a33fac503c6

    • C:\Windows\debug\dcihost.exe

      Filesize

      198KB

      MD5

      262f9b4135fd0e818340129db7f0b2cc

      SHA1

      3d188c5a89d4bbb4117f67eee4e0d64d01e44952

      SHA256

      b277f8d64293ff27715664fe1a2afbbfc8bc324dcb2ace16b2e64def99fab9fd

      SHA512

      eedf5f9e97ac897d0b060a1f767fb0b786d86a9d3b616e141858848952bdddbff064c214cc8860ab818242b5e24823b51c27522ef9b60e5627fe6a33fac503c6