Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-02-2024 12:10

General

  • Target

    Uninstall.exe

  • Size

    240KB

  • MD5

    8f3b6a3809244cfbc192989472f7cfe2

  • SHA1

    2ca0425bdf0a31a08af5262c685a2554fc2324b5

  • SHA256

    03a3a705037da584dc878ca84d02876107571ecf1c2d735f75361f20f2b55e39

  • SHA512

    a17afd41bd37641d12eb286c9bbcd09198cdbbe39e437eef9e2dc03e8a3fc62a052c96f0cb20c1a1f11aedee1827ab6ab58690a7dbdb53d45da832d61e9063a8

  • SSDEEP

    3072:+fi3k+oWDBDh1duXR6uVti1H4YnsTvxcPowV4qaQVCJo0+n6XtvPB:+fL+oqoR6uyJVTPowGPQoR+OJ5

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
    "C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4536
    • C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsn67F2.tmp\LangDLL.dll

    Filesize

    5KB

    MD5

    50016010fb0d8db2bc4cd258ceb43be5

    SHA1

    44ba95ee12e69da72478cf358c93533a9c7a01dc

    SHA256

    32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e

    SHA512

    ed4cf49f756fbf673449dca20e63dce6d3a612b61f294efc9c3ccebeffa6a1372667932468816d3a7afdb7e5a652760689d8c6d3f331cedee7247404c879a233

  • C:\Users\Admin\AppData\Local\Temp\nsn67F2.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    1d8f01a83ddd259bc339902c1d33c8f1

    SHA1

    9f7806af462c94c39e2ec6cc9c7ad05c44eba04e

    SHA256

    4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed

    SHA512

    28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567

  • C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe

    Filesize

    240KB

    MD5

    8f3b6a3809244cfbc192989472f7cfe2

    SHA1

    2ca0425bdf0a31a08af5262c685a2554fc2324b5

    SHA256

    03a3a705037da584dc878ca84d02876107571ecf1c2d735f75361f20f2b55e39

    SHA512

    a17afd41bd37641d12eb286c9bbcd09198cdbbe39e437eef9e2dc03e8a3fc62a052c96f0cb20c1a1f11aedee1827ab6ab58690a7dbdb53d45da832d61e9063a8