Analysis

  • max time kernel
    140s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/03/2024, 23:19

General

  • Target

    Vega X Executor.exe

  • Size

    3.6MB

  • MD5

    a686d0021f0ba9da27dbe213b65ae4ab

  • SHA1

    8ddab9c0f8e9f26e8acf35010d2db8cfd6d481b9

  • SHA256

    3046b3cee8825417932df44387b9370dbc658fbe217f650c65689a062168e71b

  • SHA512

    bd8c268c87625df7a2514449aea804990e030e576e3edc5e8ab25d89da08421bb20aeda4e42e93b7af4c356d693932989ba983a9376ec7fe38e200cac214909e

  • SSDEEP

    98304:DjT3zBOBfKMpHGqcfsLyQecNEqCNCjRqGy5XYBHOhN2qlxl:Dn3z/MpmJ0LdDLCAyiHOvR

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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\Vega X Executor.exe
    "C:\Users\Admin\AppData\Local\Temp\Vega X Executor.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Users\Admin\AppData\Local\Temp\nsu2B61.tmp\rem.exe
      "C:\Users\Admin\AppData\Local\Temp\nsu2B61.tmp\rem.exe"
      2⤵
      • Executes dropped EXE
      PID:2580
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3496 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1252

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\nsu2B61.tmp\INetC.dll

            Filesize

            25KB

            MD5

            40d7eca32b2f4d29db98715dd45bfac5

            SHA1

            124df3f617f562e46095776454e1c0c7bb791cc7

            SHA256

            85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9

            SHA512

            5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d

          • C:\Users\Admin\AppData\Local\Temp\nsu2B61.tmp\System.dll

            Filesize

            12KB

            MD5

            4add245d4ba34b04f213409bfe504c07

            SHA1

            ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

            SHA256

            9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

            SHA512

            1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

          • C:\Users\Admin\AppData\Local\Temp\nsu2B61.tmp\nsDialogs.dll

            Filesize

            9KB

            MD5

            1d8f01a83ddd259bc339902c1d33c8f1

            SHA1

            9f7806af462c94c39e2ec6cc9c7ad05c44eba04e

            SHA256

            4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed

            SHA512

            28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567

          • C:\Users\Admin\AppData\Local\Temp\nsu2B61.tmp\rem.exe

            Filesize

            67KB

            MD5

            7d45f4dfd30962889c40269c85db74d7

            SHA1

            baf58f4ce8b71090144d0510e2b2f7aa75e1c785

            SHA256

            28c1006cf9b88ddba7e8c94274f51597e944c6965c3a6865ebc217cdd437e784

            SHA512

            ad10983f34fe75108e8f32c45bf17f1d167b394bf0ea372440db2b3aa4acfb16e3aa4d249b29bfb6a681c79f778cdba942b625289b098148c1391f8ff643639a