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Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/07/2023, 17:01

General

  • Target

    30c5d9e2a994baexeexe_JC.exe

  • Size

    61KB

  • MD5

    30c5d9e2a994bace9341e41587d8cb62

  • SHA1

    36100700ce14279eea96ac052b48e83d999f6fe2

  • SHA256

    0495ab33fc9c6675290184788ae67372e6e8753b54f28c6bbedd955a30ad1df9

  • SHA512

    bf2136b0dc45daecd926c738fa6de034f4afc231d876f4a3aa3d5573b8df310d70e6de880e1362c58f10784a12c63ca4e5a98eac46988a83dcfd4c0f2049e529

  • SSDEEP

    768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzIq:i5nkFGMOtEvwDpjNbwQEU

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\30c5d9e2a994baexeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\30c5d9e2a994baexeexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2136
    • 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:2448

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    61KB

    MD5

    255be2b8d74403a5d9b0c6698bca37fc

    SHA1

    df03351634607d0356511d435d61d7734b7fa0b8

    SHA256

    aeb025e34c1ff31e8b31387fabec7999817a8800644121783d33c12f93dbe4aa

    SHA512

    9b46ed8c24b1ce4481a49503a97fa0e6c4c68d0d85781a8e59c9a4424caa1915cce89546d7a0e9adb7fbc0d436d7a8ede47350ef2b313f5361d46a83ee235c66

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

    Filesize

    61KB

    MD5

    255be2b8d74403a5d9b0c6698bca37fc

    SHA1

    df03351634607d0356511d435d61d7734b7fa0b8

    SHA256

    aeb025e34c1ff31e8b31387fabec7999817a8800644121783d33c12f93dbe4aa

    SHA512

    9b46ed8c24b1ce4481a49503a97fa0e6c4c68d0d85781a8e59c9a4424caa1915cce89546d7a0e9adb7fbc0d436d7a8ede47350ef2b313f5361d46a83ee235c66

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

    Filesize

    61KB

    MD5

    255be2b8d74403a5d9b0c6698bca37fc

    SHA1

    df03351634607d0356511d435d61d7734b7fa0b8

    SHA256

    aeb025e34c1ff31e8b31387fabec7999817a8800644121783d33c12f93dbe4aa

    SHA512

    9b46ed8c24b1ce4481a49503a97fa0e6c4c68d0d85781a8e59c9a4424caa1915cce89546d7a0e9adb7fbc0d436d7a8ede47350ef2b313f5361d46a83ee235c66

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/2136-133-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2136-134-0x0000000000520000-0x0000000000526000-memory.dmp

    Filesize

    24KB

  • memory/2136-135-0x0000000000520000-0x0000000000526000-memory.dmp

    Filesize

    24KB

  • memory/2136-136-0x0000000000550000-0x0000000000556000-memory.dmp

    Filesize

    24KB

  • memory/2136-150-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2448-152-0x0000000002100000-0x0000000002106000-memory.dmp

    Filesize

    24KB

  • memory/2448-153-0x00000000005B0000-0x00000000005B6000-memory.dmp

    Filesize

    24KB

  • memory/2448-181-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB