Analysis

  • max time kernel
    596s
  • max time network
    600s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05-08-2024 17:59

General

  • Target

    free fud crypter.exe

  • Size

    325KB

  • MD5

    b17882b54edb3b3bd1f4f717f2062b2a

  • SHA1

    550f55477a33d6099a5570a01ff9ac34ff4fa7b8

  • SHA256

    8b9f7a10b753f412b15ddf92cbc58e3b3ef6b8adcb10bd56c2596d284af3db57

  • SHA512

    8cd3ddb7014224c65c8d033d0da8cb9d43a631950b89185d2027ac2d82b028b0425193e7f2a3f47ef420064bddf3b1544d979117f45e3097a37b14c46f14a263

  • SSDEEP

    6144:GLV6Bta6dtJmakIM5VXINTT8LgAFAl7R9uics8A5ELiUfoH:GLV6BtpmkxT2GRVcs8ASPW

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\free fud crypter.exe
    "C:\Users\Admin\AppData\Local\Temp\free fud crypter.exe"
    1⤵
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:2404

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2404-0-0x0000000074AF1000-0x0000000074AF2000-memory.dmp

    Filesize

    4KB

  • memory/2404-1-0x0000000074AF0000-0x00000000750A1000-memory.dmp

    Filesize

    5.7MB

  • memory/2404-2-0x0000000074AF0000-0x00000000750A1000-memory.dmp

    Filesize

    5.7MB

  • memory/2404-3-0x0000000074AF0000-0x00000000750A1000-memory.dmp

    Filesize

    5.7MB

  • memory/2404-6-0x0000000074AF0000-0x00000000750A1000-memory.dmp

    Filesize

    5.7MB

  • memory/2404-7-0x0000000074AF0000-0x00000000750A1000-memory.dmp

    Filesize

    5.7MB

  • memory/2404-8-0x0000000074AF0000-0x00000000750A1000-memory.dmp

    Filesize

    5.7MB