Analysis

  • max time kernel
    2s
  • max time network
    6s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/08/2023, 14:17

General

  • Target
    75d48d3a82b5f9e7cea8febf4240a324_cryptolocker_JC.exe
  • Size 62KB
  • Sample230805-rlp9baef31
  • SHA256 4532639de6d7e86460ff61587f914201ac48f0ba9dde78a0bdd06cea14e654a1
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\75d48d3a82b5f9e7cea8febf4240a324_cryptolocker_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\75d48d3a82b5f9e7cea8febf4240a324_cryptolocker_JC.exe"
    1⤵
      PID:4748
      • C:\Users\Admin\AppData\Local\Temp\asih.exe
        "C:\Users\Admin\AppData\Local\Temp\asih.exe"
        2⤵
          PID:1400

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            asih.exe

            • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
            • Size 62KB
            • SHA256 fba286fb01ad654971217d0dc147a7ffc5fc7b2ba02d9657fe7d183bf01caf83
            • MD5 SHA1 SHA512 SSDEEP

            asih.exe

            • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
            • Size 62KB
            • SHA256 fba286fb01ad654971217d0dc147a7ffc5fc7b2ba02d9657fe7d183bf01caf83
            • MD5 SHA1 SHA512 SSDEEP

            asih.exe

            • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
            • Size 62KB
            • SHA256 fba286fb01ad654971217d0dc147a7ffc5fc7b2ba02d9657fe7d183bf01caf83
            • MD5 SHA1 SHA512 SSDEEP

            memory/4748-133-0x0000000000500000-0x0000000000510000-memory.dmp

            memory/4748-134-0x0000000000630000-0x0000000000636000-memory.dmp

            memory/4748-135-0x0000000000630000-0x0000000000636000-memory.dmp

            memory/4748-136-0x0000000000660000-0x0000000000666000-memory.dmp