Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 04:09

General

  • Target

    2793d1994121cb534f05baa8ec2fa722.exe

  • Size

    133KB

  • MD5

    2793d1994121cb534f05baa8ec2fa722

  • SHA1

    07690f0a7772854fa9176aea711dfbfe946e9e1a

  • SHA256

    6e50f3ad99374d31e115379bc5e518ae97c45b18e11bf9fa37a1977b25779469

  • SHA512

    e8b205fc9fc630c96f66ddeb7c2b4b0589ee55e0e3b4328ec31c893c2d990a87567c309c761c8bbb20e49decf81f75a33c0ec9a1f92c18cc678cda3d677bfe61

  • SSDEEP

    3072:B/tuyx1iFEvfJ63wi3jNOr0PkLdmCbjKVp2/8lBoOqQ:BFHUFEvhEB35ykktWOANqQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2793d1994121cb534f05baa8ec2fa722.exe
    "C:\Users\Admin\AppData\Local\Temp\2793d1994121cb534f05baa8ec2fa722.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Users\Admin\AppData\Local\Temp\2793d1994121cb534f05baa8ec2fa722.exe
      C:\Users\Admin\AppData\Local\Temp\2793d1994121cb534f05baa8ec2fa722.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2888

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\2793d1994121cb534f05baa8ec2fa722.exe

          Filesize

          133KB

          MD5

          9cb3b5317a8519c17b7dd9656bd5b717

          SHA1

          8a3650981ef239f4d62d6f171ea969ea79a70d23

          SHA256

          65de41334eb7c76364c3f11cf98d52654aeace80eca2f1959f3ff18b7138db2d

          SHA512

          ef2735e4c45078237dc4a3de2a04ee01979c7c27aaa40abd3d58a5a9bfb21374504397ba5450db1a43b4dd80ee9df0dcde6e9aae64a4d6dcd8c3fad7f20ff3c5

        • memory/2508-1-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/2508-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2508-3-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/2508-5-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2508-16-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/2888-18-0x00000000001E0000-0x0000000000201000-memory.dmp

          Filesize

          132KB

        • memory/2888-42-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB