Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/03/2024, 14:47

General

  • Target

    cbafaf1f8a131c2fda96954cbc519007.exe

  • Size

    133KB

  • MD5

    cbafaf1f8a131c2fda96954cbc519007

  • SHA1

    0c65cd5866c50399e3eed9182133d62c5a48006a

  • SHA256

    5bb97d60d190213cc08054719b0806bfd10014855746ef197ac05135b189fa03

  • SHA512

    88aa765a73f438c0ba8def36241756c5590b11fce73639ab1ad42ed57a007bd5f32c64c6775359599020c8178389508fb28d5c9114312c916c334ed7145ac169

  • SSDEEP

    3072:5Gu0vT8yjwY5M6+zUwsYMkvvTvp8KcHmXKR/KaB7lIzlaEDMQ:5jOoyUYq6+4wsYvvyrHm69K0msSMQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cbafaf1f8a131c2fda96954cbc519007.exe
    "C:\Users\Admin\AppData\Local\Temp\cbafaf1f8a131c2fda96954cbc519007.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\Users\Admin\AppData\Local\Temp\cbafaf1f8a131c2fda96954cbc519007.exe
      C:\Users\Admin\AppData\Local\Temp\cbafaf1f8a131c2fda96954cbc519007.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2000
  • 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=1420 --field-trial-handle=3136,i,3192284747741020952,1225278682167953346,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\cbafaf1f8a131c2fda96954cbc519007.exe

      Filesize

      133KB

      MD5

      107b8158b43b22262ba21a096b2cbcc1

      SHA1

      97e5a868e973a53bbfa06340fc199b2e4fc205d5

      SHA256

      369cd2ea79053fd8ba90f8782bb6e4465d31593a5b817e33d62566c123622843

      SHA512

      109b98511fd0edbe2ee917f7586f116faf7c6ad883bfa1086eda5364b5ef0ba2f35d8e01d68fdc36528f8fde45ba40f5fcc3d093d2809a20f05b410ae516a1fd

    • memory/2000-14-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/2000-17-0x00000000001A0000-0x00000000001C1000-memory.dmp

      Filesize

      132KB

    • memory/2000-16-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/2000-32-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/4488-0-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/4488-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

      Filesize

      132KB

    • memory/4488-2-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/4488-15-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB