Analysis

  • max time kernel
    141s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2022, 22:07

General

  • Target

    e017ccbc40e8b3b7692182e59ca10072253616f234eb9020b4ee860871563fee.exe

  • Size

    38KB

  • MD5

    74ee9840be1aa7b1a5c0b3546b3745f9

  • SHA1

    7e71c39f23b55cefbb4048eec7136981a4d2b00f

  • SHA256

    e017ccbc40e8b3b7692182e59ca10072253616f234eb9020b4ee860871563fee

  • SHA512

    f20588c273c373b60700ed65ef6399a2243ead038c2c0ed253c5c9faaac96dabb01faf88e5dc841c7bf1d68cb3ab475f575228c5207d4a5a13fc0f96561e856a

  • SSDEEP

    768:objqEFd8yMaZaqj+DQxHedPYy16QVWAGYqr55uuWF:Q/xauaE+2wxWJYMPuus

Score
7/10

Malware Config

Signatures

  • Unexpected DNS network traffic destination 5 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e017ccbc40e8b3b7692182e59ca10072253616f234eb9020b4ee860871563fee.exe
    "C:\Users\Admin\AppData\Local\Temp\e017ccbc40e8b3b7692182e59ca10072253616f234eb9020b4ee860871563fee.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2244
    • C:\Users\Admin\AppData\Local\Temp\e017ccbc40e8b3b7692182e59ca10072253616f234eb9020b4ee860871563fee.exe
      C:\Users\Admin\AppData\Local\Temp\e017ccbc40e8b3b7692182e59ca10072253616f234eb9020b4ee860871563fee.exe
      2⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      PID:396
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4580

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/396-133-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/396-135-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/396-136-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB