Overview

overview

10

Static

static

10

248ef28ddf...d6.exe

windows7-x64

10

248ef28ddf...d6.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/08/2024, 17:08

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General

  • Target

    248ef28ddf2c7907ebac2c3bdd1d8f79a4f6bfb430ea87cc857d2187b6bfc4d6.exe

  • Size

    37KB

  • MD5

    cb09a75beae0520f594a08df186d8d1d

  • SHA1

    15f0d56be40b56350c7c91b5afff1ec33616ef26

  • SHA256

    248ef28ddf2c7907ebac2c3bdd1d8f79a4f6bfb430ea87cc857d2187b6bfc4d6

  • SHA512

    acc50e4dc005e94acc97e1f9fb3929ad8d6956c0d951e487538031c2c5d282f93a6ed70d4bf1b0eacce671489e9675843a49412a4f757107e116aee91cb51e1b

  • SSDEEP

    384:HLyvEiTb7vpWNcwIyKrtaW/1TOOv2UthrAF+rMRTyN/0L+EcoinblneHQM3epzXK:ryjTwjKr8+oOeUXrM+rMRa8NuTct

Score
8/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops autorun.inf file 1 TTPs 5 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\248ef28ddf2c7907ebac2c3bdd1d8f79a4f6bfb430ea87cc857d2187b6bfc4d6.exe
    "C:\Users\Admin\AppData\Local\Temp\248ef28ddf2c7907ebac2c3bdd1d8f79a4f6bfb430ea87cc857d2187b6bfc4d6.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\ProgramData\Runtieme.exe
      "C:\ProgramData\Runtieme.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops autorun.inf file
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3988
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\ProgramData\Runtieme.exe" "Runtieme.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:5048

Network

        MITRE ATT&CK Enterprise v15

        Reconnaissance

        Resource Development

        Initial Access

        Replication Through Removable Media

        1
        T1091

        Execution

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Event Triggered Execution

        1
        T1546

        Netsh Helper DLL

        1
        T1546.007

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Event Triggered Execution

        1
        T1546

        Netsh Helper DLL

        1
        T1546.007

        Defense Evasion

        Impair Defenses

        1
        T1562

        Disable or Modify System Firewall

        1
        T1562.004

        Modify Registry

        1
        T1112

        Credential Access

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        2
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Replication Through Removable Media

        1
        T1091

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

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        Downloads

        • C:\ProgramData\Runtieme.exe
          Filesize

          37KB

          MD5

          cb09a75beae0520f594a08df186d8d1d

          SHA1

          15f0d56be40b56350c7c91b5afff1ec33616ef26

          SHA256

          248ef28ddf2c7907ebac2c3bdd1d8f79a4f6bfb430ea87cc857d2187b6bfc4d6

          SHA512

          acc50e4dc005e94acc97e1f9fb3929ad8d6956c0d951e487538031c2c5d282f93a6ed70d4bf1b0eacce671489e9675843a49412a4f757107e116aee91cb51e1b

          Download Submit

        • memory/2388-0-0x0000000075442000-0x0000000075443000-memory.dmp

          Filesize

          4KB

          Download

        • memory/2388-1-0x0000000075440000-0x00000000759F1000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/2388-2-0x0000000075440000-0x00000000759F1000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/2388-12-0x0000000075440000-0x00000000759F1000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/3988-13-0x0000000075440000-0x00000000759F1000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/3988-23-0x0000000075440000-0x00000000759F1000-memory.dmp

          Filesize

          5.7MB

          Download