Analysis

  • max time kernel
    115s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    31-07-2020 13:42

General

  • Target

    cleanur.exe

  • Size

    6KB

  • MD5

    fef1116364a9d490f0328fb58a4677b1

  • SHA1

    2043a18ab381c80358355b1aed5ca8bc0e21afa6

  • SHA256

    039ebab7c1d8c4138ac72642a8c6b9b3d08fb085a405b1a0bf059c840b999e02

  • SHA512

    9d86d3310c3507c7979a6b8f418b467bd2eb8c2a98ae0e9f0c5288c56c05eeb5f6e45ae3d966a680b6ac03ec2d407ff581ab7ffb2032f5eb0b33d972f9f82737

Malware Config

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cleanur.exe
    "C:\Users\Admin\AppData\Local\Temp\cleanur.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3620
    • C:\Users\Admin\AltDriver2.exe
      "C:\Users\Admin\AltDriver2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3900

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AltDriver2.exe
    MD5

    fef1116364a9d490f0328fb58a4677b1

    SHA1

    2043a18ab381c80358355b1aed5ca8bc0e21afa6

    SHA256

    039ebab7c1d8c4138ac72642a8c6b9b3d08fb085a405b1a0bf059c840b999e02

    SHA512

    9d86d3310c3507c7979a6b8f418b467bd2eb8c2a98ae0e9f0c5288c56c05eeb5f6e45ae3d966a680b6ac03ec2d407ff581ab7ffb2032f5eb0b33d972f9f82737

  • C:\Users\Admin\AltDriver2.exe
    MD5

    fef1116364a9d490f0328fb58a4677b1

    SHA1

    2043a18ab381c80358355b1aed5ca8bc0e21afa6

    SHA256

    039ebab7c1d8c4138ac72642a8c6b9b3d08fb085a405b1a0bf059c840b999e02

    SHA512

    9d86d3310c3507c7979a6b8f418b467bd2eb8c2a98ae0e9f0c5288c56c05eeb5f6e45ae3d966a680b6ac03ec2d407ff581ab7ffb2032f5eb0b33d972f9f82737

  • memory/3900-0-0x0000000000000000-mapping.dmp