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Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/07/2024, 20:30

General

  • Target

    2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe

  • Size

    1.6MB

  • MD5

    ef4e1b5d0906e43520340714b11bddce

  • SHA1

    82233bee4c13356bb20d4ae7078b7961615186bd

  • SHA256

    5b5d8fbafa5f3248fd5b0acc86e55072190c9e6874041fcb584a075136d9835e

  • SHA512

    326704065de6e6b073845dca7a9a0c880eebfa6ee837ece16661cbd19ac5d890a09a7e966f5e6c36e7d62dbff42916adbc0e9754fa5bd0217b5836d734c50efb

  • SSDEEP

    24576:BLhnQlzH8xE1NySvyVg9N9JMlDlfjRiVuVsWt5MJMs:BLhnQlzH8xEiAegFIDRRAubt5M

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-04_ef4e1b5d0906e43520340714b11bddce_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2076

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2076-0-0x0000000140000000-0x0000000140287000-memory.dmp

    Filesize

    2.5MB

  • memory/2076-1-0x00000000007F0000-0x0000000000850000-memory.dmp

    Filesize

    384KB

  • memory/2076-7-0x00000000007F0000-0x0000000000850000-memory.dmp

    Filesize

    384KB

  • memory/2076-12-0x00000000007F0000-0x0000000000850000-memory.dmp

    Filesize

    384KB

  • memory/2076-13-0x0000000140000000-0x0000000140287000-memory.dmp

    Filesize

    2.5MB