Analysis

  • max time kernel
    0s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    05/01/2024, 05:40

General

  • Target

    2024-01-01_2f260d6baf3d54a78679b90c6237a04e_cryptolocker.exe

  • Size

    59KB

  • MD5

    2f260d6baf3d54a78679b90c6237a04e

  • SHA1

    384cbeb237624d311e5706edcf0d7548e577ccbd

  • SHA256

    ca03ba6a0bc791829c3e58f8de6f1dc59852e02fabbe30e6e5f4ec4c3ab34577

  • SHA512

    088750dd5b94647a91c47c72c86135db4eaa1141889d79184aecdb8987f0b76a0e6fad5eb4b125337a6d786ecca2694a84b91839add278d11467063bbb3f304a

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLt:zj+soPSMOtEvwDpj4kpmeLmZ

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\misid.exe
    "C:\Users\Admin\AppData\Local\Temp\misid.exe"
    1⤵
    • Executes dropped EXE
    PID:2668
  • C:\Users\Admin\AppData\Local\Temp\2024-01-01_2f260d6baf3d54a78679b90c6237a04e_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-01_2f260d6baf3d54a78679b90c6237a04e_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/816-2-0x0000000000300000-0x0000000000306000-memory.dmp

    Filesize

    24KB

  • memory/816-3-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB

  • memory/816-16-0x0000000002320000-0x0000000002330000-memory.dmp

    Filesize

    64KB

  • memory/816-15-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/816-1-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/816-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB

  • memory/816-27-0x0000000002320000-0x0000000002330000-memory.dmp

    Filesize

    64KB

  • memory/2668-19-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2668-17-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2668-28-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB