Analysis

  • max time kernel
    92s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 21:47

General

  • Target

    uninstall.exe

  • Size

    41KB

  • MD5

    fce8be84b8763aa8265a3f9b061121f1

  • SHA1

    1b718de67d01bf764ee0691a8aaa00870cfab49f

  • SHA256

    877627e281ee21e110f816b114e153a83ff501228b0b0f5c4538206071cbe5b1

  • SHA512

    2db8c550caf244a7d822872d4526136dafa3b2de01c1093f2538e5b8a5f294ed8dd32391c8aa69187f3606365915bfa8c5cd2dc54e5564db03ed63cb99252bee

  • SSDEEP

    768:r7ra/Tl+hs3E/jU0dugZ0T2Xtz+lHQW40Zz0D3jHUpi1GouvJRnlp5R2:e/T2X/jN2vxZz0DTHUpou9p5w

Malware Config

Signatures

  • Stops running service(s) 4 TTPs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uninstall.exe
    "C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4936
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:924
      • C:\Windows\SysWOW64\net.exe
        net.exe STOP "csaudioswitcher"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2160
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 STOP "csaudioswitcher"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:228
      • C:\Windows\SysWOW64\sc.exe
        sc delete csaudioswitcher
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsj8896.tmp\nsProcess.dll

    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

  • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

    Filesize

    41KB

    MD5

    fce8be84b8763aa8265a3f9b061121f1

    SHA1

    1b718de67d01bf764ee0691a8aaa00870cfab49f

    SHA256

    877627e281ee21e110f816b114e153a83ff501228b0b0f5c4538206071cbe5b1

    SHA512

    2db8c550caf244a7d822872d4526136dafa3b2de01c1093f2538e5b8a5f294ed8dd32391c8aa69187f3606365915bfa8c5cd2dc54e5564db03ed63cb99252bee