Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 10:52

General

  • Target

    745f50be6491b700133d26d6eddcd0b6bec502321d4cb2a0a910e4fc68f1e8ac.exe

  • Size

    38KB

  • MD5

    1a04a041815b27a57a9b82120b7b1467

  • SHA1

    8a1b23c8859d3f955d91a1dcf647955587a55508

  • SHA256

    745f50be6491b700133d26d6eddcd0b6bec502321d4cb2a0a910e4fc68f1e8ac

  • SHA512

    d174c89956bcf53abf45a601edb5d75c6f786ad88430338c37b5277895bd598833b95eb27f401ba8ec0dfd818950db42f0c705083cf2cada81b063f0e947c341

  • SSDEEP

    768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4Ugxv:fT+hsMQMOtEvwDpjoIH9

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\745f50be6491b700133d26d6eddcd0b6bec502321d4cb2a0a910e4fc68f1e8ac.exe
    "C:\Users\Admin\AppData\Local\Temp\745f50be6491b700133d26d6eddcd0b6bec502321d4cb2a0a910e4fc68f1e8ac.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:540
    • 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:2832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    39KB

    MD5

    6f40741730474cbd6322b25cfe069850

    SHA1

    f043654e4bbe195ec8f2f39d2dea27d20bbe2c54

    SHA256

    22d4b88933017c2389d529af588e06db094025bea12467bb5892c6540c8dbc14

    SHA512

    357d29f62664326964eca75720db60382e2cc2aa1b2d117b0007a5b31023e82ffeb2d3752b5e5416f4d4de1ac60f4c293ec40df14948597b4d993af2a7bfc356

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/540-0-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/540-1-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/540-8-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/2832-17-0x00000000006D0000-0x00000000006D6000-memory.dmp

    Filesize

    24KB

  • memory/2832-23-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB