Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 17:17

General

  • Target

    3f9b0a52a8e3ecb7c3759c389d6649d5f3ace70aa6a204234746095c92286839.exe

  • Size

    2.0MB

  • MD5

    b6fbde76b7c18c0b9589583433503cbe

  • SHA1

    3d281613d451750981da1bef4f44a6993c032451

  • SHA256

    3f9b0a52a8e3ecb7c3759c389d6649d5f3ace70aa6a204234746095c92286839

  • SHA512

    5baeb851da69c812bd85fc6ddbec1433c7f430616e9fe596262aafff0c1c3b28d4be419a3ca3f39541539e3ae249ba3c2ee99944b181563ac1b829336712b336

  • SSDEEP

    49152:brYU+Yy4J8jao9UVlWAOjhRzsiYHjo++xTNw:bdxVJC9UqRzsu+8Nw

Score
10/10

Malware Config

Signatures

  • DcRat

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • Dcrat family
  • DCRat payload 1 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f9b0a52a8e3ecb7c3759c389d6649d5f3ace70aa6a204234746095c92286839.exe
    "C:\Users\Admin\AppData\Local\Temp\3f9b0a52a8e3ecb7c3759c389d6649d5f3ace70aa6a204234746095c92286839.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1668

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1668-0-0x00007FFCFBDB3000-0x00007FFCFBDB5000-memory.dmp

    Filesize

    8KB

  • memory/1668-1-0x0000000000F30000-0x000000000113A000-memory.dmp

    Filesize

    2.0MB

  • memory/1668-2-0x00007FFCFBDB0000-0x00007FFCFC871000-memory.dmp

    Filesize

    10.8MB

  • memory/1668-3-0x00000000018F0000-0x00000000018FE000-memory.dmp

    Filesize

    56KB

  • memory/1668-4-0x0000000001900000-0x000000000190E000-memory.dmp

    Filesize

    56KB

  • memory/1668-6-0x00007FFCFBDB0000-0x00007FFCFC871000-memory.dmp

    Filesize

    10.8MB