Analysis

  • max time kernel
    125s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/07/2023, 15:18

General

  • Target

    35cd99719a0567exeexeexeex.exe

  • Size

    66KB

  • MD5

    35cd99719a056772b61f8a4ba1a1356f

  • SHA1

    248535e77c813750d5c30164b0fa997ce13c91d1

  • SHA256

    c5c7bac7c9305a77c9c1f03370f23a558a291be96567f666c38e79d07a729da1

  • SHA512

    1523a400c0519dad1680c92fc28fe5969501b09cff255382c67c397465c03ef4960027534d1fcc3f405407d6ed94383d33d446962e55013af3f56638b2b8f332

  • SSDEEP

    1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ36n9F+Uk+gT:ZVxkGOtEvwDpjcaAPM

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35cd99719a0567exeexeexeex.exe
    "C:\Users\Admin\AppData\Local\Temp\35cd99719a0567exeexeexeex.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:516
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:1752

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

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

          Filesize

          67KB

          MD5

          ded3b6ed4cc855bcc981dc8778bb4b13

          SHA1

          39a1d656bd14e768045594eb4cd7b384e3ad417b

          SHA256

          e8f3b296cc48e587db896487da97bce5c5943bf02d6663f2e64a158cd2b10f7f

          SHA512

          12ca54a8326bc99bc20951bbf481d610a1607f75c98eb8fe2d585a888536cbc0d2768948bb3f8ca059040606d8928c074ae94f1c2ac4b1e82699f2e0459e8972

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

          Filesize

          67KB

          MD5

          ded3b6ed4cc855bcc981dc8778bb4b13

          SHA1

          39a1d656bd14e768045594eb4cd7b384e3ad417b

          SHA256

          e8f3b296cc48e587db896487da97bce5c5943bf02d6663f2e64a158cd2b10f7f

          SHA512

          12ca54a8326bc99bc20951bbf481d610a1607f75c98eb8fe2d585a888536cbc0d2768948bb3f8ca059040606d8928c074ae94f1c2ac4b1e82699f2e0459e8972

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

          Filesize

          67KB

          MD5

          ded3b6ed4cc855bcc981dc8778bb4b13

          SHA1

          39a1d656bd14e768045594eb4cd7b384e3ad417b

          SHA256

          e8f3b296cc48e587db896487da97bce5c5943bf02d6663f2e64a158cd2b10f7f

          SHA512

          12ca54a8326bc99bc20951bbf481d610a1607f75c98eb8fe2d585a888536cbc0d2768948bb3f8ca059040606d8928c074ae94f1c2ac4b1e82699f2e0459e8972

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

          Filesize

          315B

          MD5

          a34ac19f4afae63adc5d2f7bc970c07f

          SHA1

          a82190fc530c265aa40a045c21770d967f4767b8

          SHA256

          d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

          SHA512

          42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

        • memory/516-133-0x00000000005E0000-0x00000000005E6000-memory.dmp

          Filesize

          24KB

        • memory/516-134-0x0000000000440000-0x0000000000443000-memory.dmp

          Filesize

          12KB

        • memory/516-135-0x0000000000600000-0x0000000000606000-memory.dmp

          Filesize

          24KB

        • memory/1752-150-0x00000000006C0000-0x00000000006C6000-memory.dmp

          Filesize

          24KB