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Analysis

  • max time kernel
    134s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    05/08/2023, 12:50

General

  • Target

    6f14d0a66d03579def12275e0f4eec93_cryptolocker_JC.exe

  • Size

    28KB

  • MD5

    6f14d0a66d03579def12275e0f4eec93

  • SHA1

    e63e2c6c2051e2306adba4821aee22686e83c215

  • SHA256

    d4568e3fac8349657bdc31647dc89c0d9c933b51bad12be250d623c7768e2f99

  • SHA512

    3f8e7b9cfdc0355e19f4eacd012bfcc3e46d9990c452cb0bcddd1e865dd072915e21fb40a425eac59b38d6ad9ac8f2dc8cc6ca6abd0a4a80ccd0c601cda96a9c

  • SSDEEP

    768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjB9H:X6QFElP6n+gJQMOtEvwDpjB1

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).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f14d0a66d03579def12275e0f4eec93_cryptolocker_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\6f14d0a66d03579def12275e0f4eec93_cryptolocker_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    28KB

    MD5

    0e281f88cf6f4adb57ecf43a3b7ba67b

    SHA1

    0e448314c5690a43d3cc6dd540650ea9d8053e48

    SHA256

    5b6f6295df854172a5810cab0e9eb759e4585103d2e648097800c0fcbc8a6492

    SHA512

    21290685f4d01eb475025638d3f7c9e78f7a881750288d5bffaca599445a35f52f293fb93e0ada5b39c591be6960391aa180013590f8f52cf762e77bd32f718f

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

    Filesize

    28KB

    MD5

    0e281f88cf6f4adb57ecf43a3b7ba67b

    SHA1

    0e448314c5690a43d3cc6dd540650ea9d8053e48

    SHA256

    5b6f6295df854172a5810cab0e9eb759e4585103d2e648097800c0fcbc8a6492

    SHA512

    21290685f4d01eb475025638d3f7c9e78f7a881750288d5bffaca599445a35f52f293fb93e0ada5b39c591be6960391aa180013590f8f52cf762e77bd32f718f

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

    Filesize

    28KB

    MD5

    0e281f88cf6f4adb57ecf43a3b7ba67b

    SHA1

    0e448314c5690a43d3cc6dd540650ea9d8053e48

    SHA256

    5b6f6295df854172a5810cab0e9eb759e4585103d2e648097800c0fcbc8a6492

    SHA512

    21290685f4d01eb475025638d3f7c9e78f7a881750288d5bffaca599445a35f52f293fb93e0ada5b39c591be6960391aa180013590f8f52cf762e77bd32f718f

  • memory/1780-53-0x0000000000440000-0x0000000000446000-memory.dmp

    Filesize

    24KB

  • memory/1780-54-0x0000000000480000-0x0000000000486000-memory.dmp

    Filesize

    24KB

  • memory/1780-60-0x0000000000440000-0x0000000000446000-memory.dmp

    Filesize

    24KB

  • memory/2244-69-0x0000000000490000-0x0000000000496000-memory.dmp

    Filesize

    24KB

  • memory/2244-68-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB