Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    14-06-2024 08:02

General

  • Target

    2024-06-14_600a09157a28bc827854f1af8595ecc4_cryptolocker.exe

  • Size

    43KB

  • MD5

    600a09157a28bc827854f1af8595ecc4

  • SHA1

    5e4e97381161d27eabfb13c8b60153d0b5d62005

  • SHA256

    633e5012553c9ef80a7c1d622881662b36b54e87f68ba89ead0a63d5dcf6fdce

  • SHA512

    d3e2ffa366a5f8b9e7770008b49a5928f4c6813e2c36f6036199a678b204cce2cd464caac6cf6cd3a715b0eecc7f958dbedafd7f7fbfddd23473f84a19d3f150

  • SSDEEP

    768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZnTE:i5nkFGMOtEvwDpjR+viHsy

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • Detection of Cryptolocker Samples 2 IoCs
  • Detects executables built or packed with MPress PE compressor 5 IoCs
  • 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).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-14_600a09157a28bc827854f1af8595ecc4_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-14_600a09157a28bc827854f1af8595ecc4_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1912
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:2492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    43KB

    MD5

    d52a92d0f6061d376e85ab796878a0e1

    SHA1

    f87a6897e23760efec0c35319b648864ac5670c1

    SHA256

    89becd1facf67de221421b0dd9839ae2d1a359fb764924c2e82bc355f7fc51e4

    SHA512

    ef0ed85f40599012aad9a7ef5f17ee9fd235a2cf8a2572003665463f6522583cf4d40d64536772cb18af3c6f28402288dfa433a4edfdc1ff8f977853a411e738

  • memory/1912-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/1912-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/1912-3-0x0000000000210000-0x0000000000216000-memory.dmp

    Filesize

    24KB

  • memory/1912-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/1912-16-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2492-17-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2492-19-0x0000000000290000-0x0000000000296000-memory.dmp

    Filesize

    24KB

  • memory/2492-26-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB