Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-01-2025 14:29

General

  • Target

    svchost.exe

  • Size

    41KB

  • MD5

    9018cdefb477211297f2c4700b3b22d0

  • SHA1

    9a51ce108cb8b69c790a7db80a8db90679198111

  • SHA256

    594153ddc3d2e891519fe258d61a75cac79486797c724801cf56c88213b9ea24

  • SHA512

    72b60e74096cbd9f9592568cf21d2cfe3dae2d17e9b1352ef6add6640b705b08d2a42fda262b00aae8f4d452a66f743f0741689aca8ed872c09626c92334c86e

  • SSDEEP

    768:NWgbRM+82TxFRkzxbmDg5CINaQC1OLhZsMWBH:NWgbRM+8g+xbmDQbWOLK

Malware Config

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    PID:4988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4988-0-0x00007FFF17D33000-0x00007FFF17D35000-memory.dmp

    Filesize

    8KB

  • memory/4988-1-0x0000000000DB0000-0x0000000000DC0000-memory.dmp

    Filesize

    64KB

  • memory/4988-8-0x000000001D1F0000-0x000000001D1FC000-memory.dmp

    Filesize

    48KB

  • memory/4988-9-0x00007FFF17D33000-0x00007FFF17D35000-memory.dmp

    Filesize

    8KB