Analysis

  • max time kernel
    637s
  • max time network
    618s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    14-09-2022 14:40

General

  • Target

    Money_received_agreement_format (ydst).js

  • Size

    483KB

  • MD5

    db72085469720929dc9bc69f664e3b14

  • SHA1

    fb21b979da34cd4a17be9c5ff052e6cbc632f97e

  • SHA256

    e8803d845f5fa403de1a15b73d9e7be28ccdf800f87598e28613c65a5c17940e

  • SHA512

    520ac4763e1bdcca7b46466b9adfe8aac30036e7639d91b938bd1f77ffa51a17af8c3b0093e00f27f269f1b39eb4874ce955a7a7c8c2d9a150b8bbfba778d4f5

  • SSDEEP

    6144:oQKkT3ula9l4khEfD3IA7Aiagmd4iLAmWy6sSF:BJhEfD3IRiagmd4iLAmWy6Z

Score
10/10

Malware Config

Signatures

  • GootLoader

    JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.

  • Blocklisted process makes network request 6 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Script User-Agent 3 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 48 IoCs
  • Suspicious use of SendNotifyMessage 47 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Money_received_agreement_format (ydst).js"
    1⤵
    • Blocklisted process makes network request
    • Modifies system certificate store
    PID:2672
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3836
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4652
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Money_received_agreement_format (ydst).js"
      1⤵
        PID:4208
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Money_received_agreement_format (ydst).js"
        1⤵
          PID:5000

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads