Analysis

  • max time kernel
    143s
  • 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
    28/02/2024, 09:07

General

  • Target

    ab85c704fe09aee158f156770c6eef8c.exe

  • Size

    133KB

  • MD5

    ab85c704fe09aee158f156770c6eef8c

  • SHA1

    ea1dfeed3a88e90041f30941271dc632e056c610

  • SHA256

    0362d18c9e6822d0c5d430a5a40bd8c5a2ca43440d91f7ab2d24f287f82f6003

  • SHA512

    144016800a0d8978be8afd93c215b7852481369714550320cac51d3c1ee4e00f40bdda38e9dabc03f4043d02ca64e441c8fa8a5d585df427b5835c3b91a492c9

  • SSDEEP

    3072:cTKrwNzpuo8lclbzu9gnDjj10IqIU18Va5Is6ucP8JtMdHGox3BT4QQ:wKrwlpuhlQzuyjmIqh1G3pwEGoxWQQ

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\ab85c704fe09aee158f156770c6eef8c.exe
    "C:\Users\Admin\AppData\Local\Temp\ab85c704fe09aee158f156770c6eef8c.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\ab85c704fe09aee158f156770c6eef8c.exe
      C:\Users\Admin\AppData\Local\Temp\ab85c704fe09aee158f156770c6eef8c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1856
  • 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=3780 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --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\ab85c704fe09aee158f156770c6eef8c.exe

      Filesize

      133KB

      MD5

      b31e2a79ea240f782d9253b9d1745b5f

      SHA1

      36feb08b5e9899472db58ede9139d57d6ee09f43

      SHA256

      82349f5cd4a8c7e542755c6250f6d381304bce790e02e88e7548ce034eb757c8

      SHA512

      a5fbf44b99e56ba28eb54866e39c06311c0f5dcce453e48a54c24d1c72d3d7020aedbda4de60d241dd3a7d80b341803dee4c42d403b0f45839f16e5763e9c097

    • memory/1856-14-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/1856-16-0x00000000001A0000-0x00000000001C1000-memory.dmp

      Filesize

      132KB

    • memory/1856-31-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/2044-0-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/2044-1-0x0000000001490000-0x00000000014B1000-memory.dmp

      Filesize

      132KB

    • memory/2044-2-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/2044-15-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB