Analysis

  • max time kernel
    137s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/03/2024, 01:45

General

  • Target

    c75f352c7939e61af98be592eaaabaa5.exe

  • Size

    5.1MB

  • MD5

    c75f352c7939e61af98be592eaaabaa5

  • SHA1

    4470e6eaf8b9006cff0451b51f8f6bc3b2cab225

  • SHA256

    39d25085aa601e4a013dcdb765de6479bda36ff2c89ade5d0ebefb5675f5c093

  • SHA512

    c59cfd22baa28b9d75d64ddd36fae9a11828f9ec7ff1be1c1db15432742d663261b8e9168551a05d83c649953384cbfd79b0a8c042506d21e714f9430c9e3fde

  • SSDEEP

    49152:m06/VyP/amCtFjCL6TMneXwI9Szf/4fvqptz6L8M9ay3skKIIz4F+ct3DAjPjccq:G/Vyg9Ueazfk3jIz4C2KJ5VonZlDL3

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\c75f352c7939e61af98be592eaaabaa5.exe
    "C:\Users\Admin\AppData\Local\Temp\c75f352c7939e61af98be592eaaabaa5.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:320
    • C:\Users\Admin\AppData\Local\Temp\c75f352c7939e61af98be592eaaabaa5.exe
      C:\Users\Admin\AppData\Local\Temp\c75f352c7939e61af98be592eaaabaa5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1200
  • 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=4160 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4356

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\c75f352c7939e61af98be592eaaabaa5.exe

            Filesize

            1.2MB

            MD5

            f387112e3ef818f795c3a250fd31a450

            SHA1

            d755c8315bfcf8afdc10325e2a762bd2ee0f72b0

            SHA256

            b773b354626bcf3f1e89bc3aeadb20c26a66e39d14a6bb4a1ecd78229d45a939

            SHA512

            e57635ef8d95de62a716b7010d67148d7d46a0e5b027e5544d39566749dae0275dcfefa6d615c8e5e7279862f5d4f6e13b7fde41741fac3ac5f230f803b3f7cd

          • memory/320-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

            Filesize

            9.6MB

          • memory/320-1-0x0000000002210000-0x000000000246A000-memory.dmp

            Filesize

            2.4MB

          • memory/320-2-0x0000000000400000-0x0000000000605000-memory.dmp

            Filesize

            2.0MB

          • memory/320-13-0x0000000000400000-0x0000000000605000-memory.dmp

            Filesize

            2.0MB

          • memory/1200-15-0x00000000023B0000-0x000000000260A000-memory.dmp

            Filesize

            2.4MB

          • memory/1200-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

            Filesize

            9.6MB

          • memory/1200-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

            Filesize

            9.6MB