Analysis

  • max time kernel
    142s
  • 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
    11/03/2024, 10:29

General

  • Target

    c05d889113bce38225e7aff54f0baf38.exe

  • Size

    266KB

  • MD5

    c05d889113bce38225e7aff54f0baf38

  • SHA1

    f2ff7a09ed169c872c9a05e0f33c5a6ff7ef67c7

  • SHA256

    454c02c95c50c8425753dc918936afe9c1b665758f488d10ed1205dc937fd60f

  • SHA512

    2867fd8d5fd9be13c2308327744236b3967737fbec6aeefd818a5db4abe755da6b1cf0ccd486f7649901248c4ca50b4d2735f665944e1ae4d66d582dba178740

  • SSDEEP

    6144:rz4uwFJi8zhw6DM3AMxQ5SGvD8DPMMEDhUlIpEdfDvOO6UM8LvFMjV2Q:rqz3zhw0EAMoSFED0dfqOrtFiB

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\c05d889113bce38225e7aff54f0baf38.exe
    "C:\Users\Admin\AppData\Local\Temp\c05d889113bce38225e7aff54f0baf38.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4484
    • C:\Users\Admin\AppData\Local\Temp\c05d889113bce38225e7aff54f0baf38.exe
      C:\Users\Admin\AppData\Local\Temp\c05d889113bce38225e7aff54f0baf38.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4480
  • 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=4256 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1976

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\c05d889113bce38225e7aff54f0baf38.exe

      Filesize

      266KB

      MD5

      9b3cc080a83bfe9175fc9683764ce6b5

      SHA1

      862a4bff614aa88f32cf2c220d7d64a688538424

      SHA256

      a2f4a7c87753ff4a47dced115772704e4b0cbf873ccc6b3c7c78ded114855d93

      SHA512

      dd1a49c868f496db73a5f07955e8a663610aa6befe2c2d989471c0e87eb123667bb226149a4db4bc4402f0b61eac6df10759258845f5cef27553f440234be89f

    • memory/4480-14-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/4480-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

      Filesize

      132KB

    • memory/4480-16-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/4480-30-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/4484-0-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/4484-1-0x00000000000F0000-0x0000000000111000-memory.dmp

      Filesize

      132KB

    • memory/4484-2-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/4484-13-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB