Analysis

  • max time kernel
    120s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 02:18

General

  • Target

    1ada3b8667638281746bea0c4050f1000fd3c4809cebce73a989475028535253N.exe

  • Size

    37KB

  • MD5

    a14afdaa22be66bb8514bb0fae6224d0

  • SHA1

    4e45378c11720c528fac825dc3199d6ec50af6fa

  • SHA256

    1ada3b8667638281746bea0c4050f1000fd3c4809cebce73a989475028535253

  • SHA512

    0c72b41338d8e7786dbf26a6a93bc23d11bf8ed34656e3ac6c452d3e60ce84d8641c5f00e114a50fdafe1558b0d9e6f8be699c023fe7242d689cae821f85d326

  • SSDEEP

    384:tKaJXyxikPKw+AYNCylTWd9vzDPcm0D9rAF+rMRTyN/0L+EcoinblneHQM3epzXy:8aJCvENRlTWL/105rM+rMRa8NuTIt

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • 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
  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ada3b8667638281746bea0c4050f1000fd3c4809cebce73a989475028535253N.exe
    "C:\Users\Admin\AppData\Local\Temp\1ada3b8667638281746bea0c4050f1000fd3c4809cebce73a989475028535253N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\ProgramData\Updater.exe
      "C:\ProgramData\Updater.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:1204
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\ProgramData\Updater.exe" "Updater.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1104
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM system32.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Updater.exe

    Filesize

    37KB

    MD5

    a14afdaa22be66bb8514bb0fae6224d0

    SHA1

    4e45378c11720c528fac825dc3199d6ec50af6fa

    SHA256

    1ada3b8667638281746bea0c4050f1000fd3c4809cebce73a989475028535253

    SHA512

    0c72b41338d8e7786dbf26a6a93bc23d11bf8ed34656e3ac6c452d3e60ce84d8641c5f00e114a50fdafe1558b0d9e6f8be699c023fe7242d689cae821f85d326

  • memory/1204-13-0x0000000074E30000-0x00000000753E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1204-14-0x0000000074E30000-0x00000000753E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1204-24-0x0000000074E30000-0x00000000753E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1288-0-0x0000000074E32000-0x0000000074E33000-memory.dmp

    Filesize

    4KB

  • memory/1288-1-0x0000000074E30000-0x00000000753E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1288-2-0x0000000074E30000-0x00000000753E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1288-12-0x0000000074E30000-0x00000000753E1000-memory.dmp

    Filesize

    5.7MB