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Analysis

  • max time kernel
    135s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 09:04

General

  • Target

    xunyouup.exe

  • Size

    329KB

  • MD5

    9cc3f6bec0f422e8cff29838f66a4b42

  • SHA1

    5a60949aef923c398280aadbe503c5c6b43c7f56

  • SHA256

    42ca41614a50b0ed8e8f0b88ad2ac3837718d0138bedbd20a0727a71c957bc4a

  • SHA512

    2d74ac4d0d0d9de36c064ebdce421ac3daa1dcd9d54c44604087a48c1070f36cf9d2ed76ed6283a43ddb8245e0a258a3412ee44989e1b10b7911ed60ccd008fa

  • SSDEEP

    6144:m68oipnnK9jqXEX52Ums+Tbxzbx9SmIqQyPodMUf8Dkzel6R8zHe1IZ:WfnnK9zABs+TbFx9SXOPCf8DkqAR8zHr

Score
7/10

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\xunyouup.exe
    "C:\Users\Admin\AppData\Local\Temp\xunyouup.exe"
    1⤵
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    PID:4532
  • 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 --field-trial-handle=4360,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:8
    1⤵
      PID:4092

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4532-0-0x0000000000400000-0x00000000004D0000-memory.dmp

      Filesize

      832KB

    • memory/4532-1-0x0000000000400000-0x00000000004D0000-memory.dmp

      Filesize

      832KB