Analysis

  • max time kernel
    115s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 06:05

General

  • Target

    b2a8964598e1c2170d1c854432a35821826e18a67264e72011c0bc4b0161309dN.exe

  • Size

    349KB

  • MD5

    9948b43635e6aef192081145dc4ee700

  • SHA1

    e46bd672e312bdac044d48a33cdf04f06edcc1fc

  • SHA256

    b2a8964598e1c2170d1c854432a35821826e18a67264e72011c0bc4b0161309d

  • SHA512

    55c7841f84c508e09731e4dc05e05db76ca20564ee88825b0a80c6025fe242d5ed58a1a235e0a1371ae469b1a12777f456ace6aeb7673b46f3544f0612991636

  • SSDEEP

    6144:FB1QKZaOpBjQepew/PjuGyFPr527Uf2u/jGw0qun597/QKjJ8zkjDpyAYpIm:FB1Q6rpr7MrswfLjGwW5xFdRyJph

Malware Config

Signatures

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • 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 11 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 33 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 20 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2a8964598e1c2170d1c854432a35821826e18a67264e72011c0bc4b0161309dN.exe
    "C:\Users\Admin\AppData\Local\Temp\b2a8964598e1c2170d1c854432a35821826e18a67264e72011c0bc4b0161309dN.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:716
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:3332
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1380
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2352
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2040
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2360
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:4380
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2720
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2804
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:864
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1204
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
        PID:1852
      • C:\Windows\SysWOW64\attrib.exe
        "C:\Windows\System32\attrib.exe" +s +h C:\Users\Admin\AppData\Local\Temp\b2a8964598e1c2170d1c854432a35821826e18a67264e72011c0bc4b0161309dN.exe
        2⤵
        • Sets file to hidden
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:4044
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3260
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4084
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4800
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:5000
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:1800
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4312
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2000
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:5068
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4180
      • C:\Windows\SysWOW64\ping.exe
        C:\Windows\System32\ping.exe google.com
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3772
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:4624
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3872
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3660
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3960
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1056
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3080
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1272
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3200
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1708
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3580
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1676

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe

      Filesize

      349KB

      MD5

      f15f6e0abdb54879ba7347e9ecd48cce

      SHA1

      e1c0e0245a94f349e4882a7da811beba004e70de

      SHA256

      a839e2a46929627d14fd0b4bea961fb2c66027b1670d265fd9ecd2945e61a70f

      SHA512

      ad9494c2b9b946a26abd45541ce47ca84a26ba4be6d02ef5e2b2608b74e90f11e3c8077947a943ef70d8fc6c748eef32bb98745ec635eaa6405fcfe9d8286f4d

    • memory/716-0-0x0000000074BA2000-0x0000000074BA3000-memory.dmp

      Filesize

      4KB

    • memory/716-1-0x0000000074BA0000-0x0000000075151000-memory.dmp

      Filesize

      5.7MB

    • memory/716-2-0x0000000074BA0000-0x0000000075151000-memory.dmp

      Filesize

      5.7MB

    • memory/716-4-0x0000000074BA2000-0x0000000074BA3000-memory.dmp

      Filesize

      4KB

    • memory/716-5-0x0000000074BA0000-0x0000000075151000-memory.dmp

      Filesize

      5.7MB