Resubmissions

Analysis

  • max time kernel
    158s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2024 01:23

General

  • Target

    sserv.exe

  • Size

    1.4MB

  • MD5

    4c6f64715df65201b347a48ac66d3daa

  • SHA1

    2c4ff72e0f17af6dad7146a2f9de06e1187e0b69

  • SHA256

    414bb1af4fbb618c4889d69144c7f66591c6e5294d0ab3b7ea8b774946977cf2

  • SHA512

    64b3b78a5a22eac66ad73954870e8beb620815735b6c3554c65965c913679d0d78fdc9d5403038101ed1f8a6934cff8377ade62985c839d3ff980a15d1392e6d

  • SSDEEP

    24576:AcH4RyUdH474qoYqDDBfdcxVrGpw+yf2fJala9wth/j9O/1:jgh4sqoYiDge3o2xaASZMd

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • UPX packed file 21 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sserv.exe
    "C:\Users\Admin\AppData\Local\Temp\sserv.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    PID:408
  • 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=2232 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/408-0-0x0000000002360000-0x0000000002435000-memory.dmp

      Filesize

      852KB

    • memory/408-1-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-2-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-3-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-4-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-5-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-8-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-11-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-12-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-13-0x0000000002360000-0x0000000002435000-memory.dmp

      Filesize

      852KB

    • memory/408-14-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-15-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-16-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-17-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-18-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-21-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-22-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-23-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-24-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-25-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-26-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-27-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB

    • memory/408-28-0x0000000000400000-0x0000000000608000-memory.dmp

      Filesize

      2.0MB