Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    15/07/2024, 01:41

General

  • Target

    uninst.exe

  • Size

    45KB

  • MD5

    90317ef4cf3dc7e4a1c3999b984dd9e9

  • SHA1

    62032264363ea1fb27eadd741e5329bf250d131b

  • SHA256

    4e1011e052d6cafb0fcf20e91a595f7454bbe9c15bbe5c8551b1964a465869f2

  • SHA512

    23c0d3b53c12f4c7b75fcdbc52e84a0469e10046962b3834ff9817ae091fc7f8cc12cae50b8ebfdadd97ac13a113da7bf3b9a0ce40056c7728bb24e6a2ba308c

  • SSDEEP

    768:7hMZ0dF4ZFvQbn+eePu3cIQGCGbiC4k42M3wJJDuKc7CqO+wOLTD3RV4QRs:7yZMSZFvknTePMZd4k4kJJDDdOLTDct

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uninst.exe
    "C:\Users\Admin\AppData\Local\Temp\uninst.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:2108

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\nsjFC5A.tmp\FindProcDLL.dll

          Filesize

          3KB

          MD5

          8614c450637267afacad1645e23ba24a

          SHA1

          e7b7b09b5bbc13e910aa36316d9cc5fc5d4dcdc2

          SHA256

          0fa04f06a6de18d316832086891e9c23ae606d7784d5d5676385839b21ca2758

          SHA512

          af46cd679097584ff9a1d894a729b6397f4b3af17dff3e6f07bef257bc7e48ffa341d82daf298616cd5df1450fc5ab7435cacb70f27302b6db193f01a9f8391b

        • \Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

          Filesize

          45KB

          MD5

          90317ef4cf3dc7e4a1c3999b984dd9e9

          SHA1

          62032264363ea1fb27eadd741e5329bf250d131b

          SHA256

          4e1011e052d6cafb0fcf20e91a595f7454bbe9c15bbe5c8551b1964a465869f2

          SHA512

          23c0d3b53c12f4c7b75fcdbc52e84a0469e10046962b3834ff9817ae091fc7f8cc12cae50b8ebfdadd97ac13a113da7bf3b9a0ce40056c7728bb24e6a2ba308c

        • memory/2108-17-0x0000000010000000-0x0000000010003000-memory.dmp

          Filesize

          12KB