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Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 04:09

General

  • Target

    2024-10-01_d228b6727f1eff2b7f51686adbb05635_cryptolocker.exe

  • Size

    47KB

  • MD5

    d228b6727f1eff2b7f51686adbb05635

  • SHA1

    c5fb85182fa2c912676a201c76455ef258a8126f

  • SHA256

    2308768d732c056e4b4f50f5d104a30537791f7e5bddcad53a4e88cbf6dedfc6

  • SHA512

    c896912b1c706df80ae092a9f9b19115de7479585b4536eb502349263c76c10261dd705dad97bbe51ec3a005a78345e3ccba7c022547f6810990c2285d63def9

  • SSDEEP

    768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/aMDhkJly:6j+1NMOtEvwDpjrRraJk

Score
7/10

Malware Config

Signatures

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-01_d228b6727f1eff2b7f51686adbb05635_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-01_d228b6727f1eff2b7f51686adbb05635_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2672

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    47KB

    MD5

    dd6db51383ac0578f104a6e6b06d7863

    SHA1

    7a4d401c4b3e75d8b20daedd70f23e779ec922b5

    SHA256

    98d83eb0174b193f2aaf06e8d2ea624afff5156114bf80c48cf950e30d771f83

    SHA512

    6d018dbc0427ff52a2aa94702895c219c61d5dc06ba73662b15663e631b9815ff5c3eb478766f021bbe1cc3d490385456dd31c6aa8ffdd79cc625c05a74feebe

  • memory/2672-16-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2672-25-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/2672-18-0x00000000004B0000-0x00000000004B6000-memory.dmp

    Filesize

    24KB

  • memory/2672-26-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2692-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2692-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB

  • memory/2692-9-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB

  • memory/2692-2-0x0000000000310000-0x0000000000316000-memory.dmp

    Filesize

    24KB

  • memory/2692-15-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB