Analysis

  • max time kernel
    120s
  • max time network
    110s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-10-2024 17:41

General

  • Target

    85470dcdf9f0d3c7817ab9e46ee9d7cea1212ffd6992aa27910f96c60bed1072N.exe

  • Size

    37KB

  • MD5

    560801fc6bb1f9db212c9e714640e130

  • SHA1

    5e2cda2afe395a55ad31d2f92ec8ed27ec7bf78d

  • SHA256

    85470dcdf9f0d3c7817ab9e46ee9d7cea1212ffd6992aa27910f96c60bed1072

  • SHA512

    b555064afe131ee82015c56840a82a7f2111deeb5065a0dd99a65c69c5b86e154cf3e275876214b1cbd63ea715ee617fc7014e7d7b2bd8fced22ad5f31728b18

  • SSDEEP

    384:uqWjKicggjn5xL5oyUi8eL16jnP7UYKoN3rAF+rMRTyN/0L+EcoinblneHQM3epy:TWif5DUi886jnQlo1rM+rMRa8Nu+Tt

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops startup file 2 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.

  • 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 3 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 30 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\85470dcdf9f0d3c7817ab9e46ee9d7cea1212ffd6992aa27910f96c60bed1072N.exe
    "C:\Users\Admin\AppData\Local\Temp\85470dcdf9f0d3c7817ab9e46ee9d7cea1212ffd6992aa27910f96c60bed1072N.exe"
    1⤵
    • Drops startup file
    • 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:2900
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\85470dcdf9f0d3c7817ab9e46ee9d7cea1212ffd6992aa27910f96c60bed1072N.exe" "85470dcdf9f0d3c7817ab9e46ee9d7cea1212ffd6992aa27910f96c60bed1072N.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2320
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM Exsample.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • F:\svchost.exe

    Filesize

    37KB

    MD5

    560801fc6bb1f9db212c9e714640e130

    SHA1

    5e2cda2afe395a55ad31d2f92ec8ed27ec7bf78d

    SHA256

    85470dcdf9f0d3c7817ab9e46ee9d7cea1212ffd6992aa27910f96c60bed1072

    SHA512

    b555064afe131ee82015c56840a82a7f2111deeb5065a0dd99a65c69c5b86e154cf3e275876214b1cbd63ea715ee617fc7014e7d7b2bd8fced22ad5f31728b18

  • memory/2900-0-0x00000000741F1000-0x00000000741F2000-memory.dmp

    Filesize

    4KB

  • memory/2900-1-0x00000000741F0000-0x000000007479B000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-2-0x00000000741F0000-0x000000007479B000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-12-0x00000000741F0000-0x000000007479B000-memory.dmp

    Filesize

    5.7MB