Resubmissions

23-05-2024 15:45

240523-s7e6xagb2t 10

23-05-2024 15:44

240523-s6sqlsgc23 10

Analysis

  • max time kernel
    43s
  • max time network
    43s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 15:45

General

  • Target

    fy.exe

  • Size

    79KB

  • MD5

    d13905e018eb965ded2e28ba0ab257b5

  • SHA1

    6d7fe69566fddc69b33d698591c9a2c70d834858

  • SHA256

    2bd631c6665656673a923c13359b0dc211debc05b2885127e26b0dce808e2dec

  • SHA512

    b95bfdebef33ac72b6c21cdf0abb4961222b7efd17267cd7236e731dd0b6105ece28e784a95455f1ffc8a6dd1d580a467b07b3bd8cb2fb19e2111f1a864c97cb

  • SSDEEP

    1536:YCH0jBD2BKkwbPNrfxCXhRoKV6+V+y9viwp:VUjBD2BPwbPNrmAE+MqU

Malware Config

Signatures

  • Discord RAT

    A RAT written in C# using Discord as a C2.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 44 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fy.exe
    "C:\Users\Admin\AppData\Local\Temp\fy.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4344
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2944-13-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-6-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-11-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-12-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-17-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-7-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-14-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-5-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-15-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/2944-16-0x0000025FA0090000-0x0000025FA0091000-memory.dmp

    Filesize

    4KB

  • memory/4344-4-0x0000025852C40000-0x0000025853168000-memory.dmp

    Filesize

    5.2MB

  • memory/4344-1-0x00007FFB1AA53000-0x00007FFB1AA55000-memory.dmp

    Filesize

    8KB

  • memory/4344-0-0x0000025837E10000-0x0000025837E28000-memory.dmp

    Filesize

    96KB

  • memory/4344-3-0x00007FFB1AA50000-0x00007FFB1B511000-memory.dmp

    Filesize

    10.8MB

  • memory/4344-2-0x0000025852440000-0x0000025852602000-memory.dmp

    Filesize

    1.8MB

  • memory/4344-18-0x00007FFB1AA50000-0x00007FFB1B511000-memory.dmp

    Filesize

    10.8MB