Resubmissions

23-08-2024 12:00

240823-n6fc3aseme 10

21-08-2024 11:53

240821-n2b5vazhmk 10

Analysis

  • max time kernel
    133s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23-08-2024 12:00

General

  • Target

    14013550a58552ac118e82a83986704af2ff16e7ad74e1ff064cb20e288606b5.exe

  • Size

    331KB

  • MD5

    3a0a8189bb8910131bd13c098a1de18b

  • SHA1

    600ff8878e9782ff7d3df847b379eca20d3e3bdd

  • SHA256

    14013550a58552ac118e82a83986704af2ff16e7ad74e1ff064cb20e288606b5

  • SHA512

    7c55c20d70f08b0c57390fc1decf1d26573c7e04738f1187e2ab3b8ecb0e3aebc06072f88724735828e114cad6592346c0c6b3a8db90c0b5765571fd5beefb6f

  • SSDEEP

    6144:o2x6R9b8D6InoSbfVmEtpMMlRMH9O1BNI:o46R9b87noWYapMMlRMo7I

Score
10/10

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

45.66.231.150:3232

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
  • Async RAT payload 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3320
      • C:\Users\Admin\AppData\Local\Temp\14013550a58552ac118e82a83986704af2ff16e7ad74e1ff064cb20e288606b5.exe
        "C:\Users\Admin\AppData\Local\Temp\14013550a58552ac118e82a83986704af2ff16e7ad74e1ff064cb20e288606b5.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:3504
      • C:\Windows\System32\notepad.exe
        C:\Windows\System32\notepad.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2180

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2180-0-0x000001D7986B0000-0x000001D7986C6000-memory.dmp

      Filesize

      88KB

    • memory/2180-1-0x00007FFD36DB3000-0x00007FFD36DB5000-memory.dmp

      Filesize

      8KB

    • memory/2180-2-0x000001D79A260000-0x000001D79A276000-memory.dmp

      Filesize

      88KB

    • memory/2180-3-0x00007FFD36DB0000-0x00007FFD37872000-memory.dmp

      Filesize

      10.8MB

    • memory/2180-4-0x00007FFD36DB0000-0x00007FFD37872000-memory.dmp

      Filesize

      10.8MB

    • memory/2180-5-0x00007FFD36DB3000-0x00007FFD36DB5000-memory.dmp

      Filesize

      8KB

    • memory/2180-6-0x00007FFD36DB0000-0x00007FFD37872000-memory.dmp

      Filesize

      10.8MB