Analysis

  • max time kernel
    140s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 06:58

General

  • Target

    Uninstall.exe

  • Size

    156KB

  • MD5

    9a530d8f977c6a290fffae2de3e68e88

  • SHA1

    dc54ce5790da3b727437dda815f4d60533a53ed3

  • SHA256

    0555c40c097319c023c5d3358804a27f03337cef8178d64575bddb5ebfb9ad91

  • SHA512

    2e24466484a1ee9fbc35a4c2b8b514a69e61390484de968b3f005aa16f47104ef079405cec36b317c0ceb46a801143d8af9ba87a67dba1fa15637a55d75a0a9c

  • SSDEEP

    3072:Ker9sr1DwfgBfT0L8aV+5Ue8Uv/vyPecPmzDTWGMfMruobJtADT+:3Kr5wf0IDyEbPFPwXEfEuobJS+

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
    "C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2144
    • 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⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1312

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\nst8F13.tmp\nsDialogs.dll

          Filesize

          14KB

          MD5

          3122c5948b4ea998bca7765b1d631339

          SHA1

          31f152b86e9f1fcbe91059bd5962d4ffd8b35f02

          SHA256

          2107b714dadbd411e2e11126f350f744c20bc095cf22069b43b50cf2fa00cdf9

          SHA512

          6f9806b9fa76a08be66d31898c0fe40fc311b8d3d241ae7b47ed5dcc48e2f39b4c274791f9874603e5aaa1a07adc21b99ae20cd4a1dcb94dcaddd929ba0eb0a6

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

          Filesize

          156KB

          MD5

          9a530d8f977c6a290fffae2de3e68e88

          SHA1

          dc54ce5790da3b727437dda815f4d60533a53ed3

          SHA256

          0555c40c097319c023c5d3358804a27f03337cef8178d64575bddb5ebfb9ad91

          SHA512

          2e24466484a1ee9fbc35a4c2b8b514a69e61390484de968b3f005aa16f47104ef079405cec36b317c0ceb46a801143d8af9ba87a67dba1fa15637a55d75a0a9c

        • memory/1312-18-0x00007FFB37270000-0x00007FFB3727D000-memory.dmp

          Filesize

          52KB

        • memory/1312-17-0x0000000140000000-0x000000014020E000-memory.dmp

          Filesize

          2.1MB

        • memory/2144-5-0x0000000140000000-0x000000014020E000-memory.dmp

          Filesize

          2.1MB