Analysis

  • max time kernel
    94s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 02:38

General

  • Target

    f0c5d6f3d432b16af28ee8f3d033cd11c7f15efa9b9f4e801f557e183c3eb961.exe

  • Size

    304KB

  • MD5

    454d43cd6b87b1506d3ce62357a5a4c0

  • SHA1

    0bc54edc739bd6350180a8fe6ac94a743a1eb401

  • SHA256

    f0c5d6f3d432b16af28ee8f3d033cd11c7f15efa9b9f4e801f557e183c3eb961

  • SHA512

    2013cfdf8910863c09f57151ff05399c292398d18e05811fb44c52b10b147339394c30690cdb01012253572fa81c291f527a33b67caf0f7bcb578b9a63152953

  • SSDEEP

    3072:5aPGzZRFjFBbVJsnCRcC3xo8ozYH/LSsB4pAnNnfwo7A3JkYQCASCPepFq:5aPSZLfsnHQIz9AnNnoOrCAfPepF

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 28 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 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f0c5d6f3d432b16af28ee8f3d033cd11c7f15efa9b9f4e801f557e183c3eb961.exe
    "C:\Users\Admin\AppData\Local\Temp\f0c5d6f3d432b16af28ee8f3d033cd11c7f15efa9b9f4e801f557e183c3eb961.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4968
    • C:\Users\Admin\zikiz.exe
      "C:\Users\Admin\zikiz.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3372
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3180

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\zikiz.exe

      Filesize

      304KB

      MD5

      454d43cd6b87b1506d3ce62357a5a4c0

      SHA1

      0bc54edc739bd6350180a8fe6ac94a743a1eb401

      SHA256

      f0c5d6f3d432b16af28ee8f3d033cd11c7f15efa9b9f4e801f557e183c3eb961

      SHA512

      2013cfdf8910863c09f57151ff05399c292398d18e05811fb44c52b10b147339394c30690cdb01012253572fa81c291f527a33b67caf0f7bcb578b9a63152953

    • C:\Users\Admin\zikiz.exe

      Filesize

      304KB

      MD5

      454d43cd6b87b1506d3ce62357a5a4c0

      SHA1

      0bc54edc739bd6350180a8fe6ac94a743a1eb401

      SHA256

      f0c5d6f3d432b16af28ee8f3d033cd11c7f15efa9b9f4e801f557e183c3eb961

      SHA512

      2013cfdf8910863c09f57151ff05399c292398d18e05811fb44c52b10b147339394c30690cdb01012253572fa81c291f527a33b67caf0f7bcb578b9a63152953