Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-03-2024 00:32

General

  • Target

    248f2cdd038b1992d9279dd4c53f7c16e18421cca471b95faccad1638829df07.exe

  • Size

    197KB

  • MD5

    6d326566d2c7668885fa6c16ed1161ad

  • SHA1

    0e01ffec3107fd51427371e04c86fdacc4e8811b

  • SHA256

    248f2cdd038b1992d9279dd4c53f7c16e18421cca471b95faccad1638829df07

  • SHA512

    130fb84613c68a690345580d59ebb56d7e4701f4f545503c2a28e8f8f4a356ca6040fe43f241663f2010383970107f90de3c457ada194cee2a377f32f13c78ab

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCON:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXo

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\248f2cdd038b1992d9279dd4c53f7c16e18421cca471b95faccad1638829df07.exe
    "C:\Users\Admin\AppData\Local\Temp\248f2cdd038b1992d9279dd4c53f7c16e18421cca471b95faccad1638829df07.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4520
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\248F2C~1.EXE > nul
      2⤵
        PID:1996
    • C:\Windows\Debug\foohost.exe
      C:\Windows\Debug\foohost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:1596
    • 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=3624 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:5044

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\debug\foohost.exe

        Filesize

        197KB

        MD5

        39bd2c85a76128bfbef1f58c34872c8c

        SHA1

        2266b629e9dff8d0af43e2b26014e6db93520ead

        SHA256

        064a3e7e4d5d98c0985e33d74051aaf1cf566e6c3149444d58f739d7192e5b28

        SHA512

        c5050e108574bf13850a35015a5b1dc9f4142c94383c204eb80146a1200c1e3b7bd0fd31ef19beae6ad78b52e38e80dd3ed0930e86c523869ee60dc83a883f2e