Analysis

  • max time kernel
    164s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 04:18

General

  • Target

    27d95040cc04b8f4860e92e399e5643a.exe

  • Size

    2.6MB

  • MD5

    27d95040cc04b8f4860e92e399e5643a

  • SHA1

    3babc41e9842d5738ff7804050b6ecab62f47121

  • SHA256

    cd3d4084dc2a009ab66d82c5e27213a5433c99b89a93a64f951410ccef0a9128

  • SHA512

    6d91a9c95a3bf46ebd56c7d16914ddf0b9e723f5a2cb91f7e7a9229a4ca675da43fe37cf935356f5cc767f7a00b64ef934eb957674caf77dfe9aac10033de80a

  • SSDEEP

    49152:FIq5R6k69+AGJQOG2OWKK/LHwuchmXQmgbCyUay3:+Q/Jg6J/vJ3

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 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\27d95040cc04b8f4860e92e399e5643a.exe
    "C:\Users\Admin\AppData\Local\Temp\27d95040cc04b8f4860e92e399e5643a.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2532
    • C:\Users\Admin\AppData\Local\Temp\27d95040cc04b8f4860e92e399e5643a.exe
      C:\Users\Admin\AppData\Local\Temp\27d95040cc04b8f4860e92e399e5643a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1768

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\27d95040cc04b8f4860e92e399e5643a.exe

          Filesize

          2.6MB

          MD5

          ec81e33f34f08530800c7c1ae88602db

          SHA1

          4bf46ba4e1cb83e0941948dc447a77c8d897c025

          SHA256

          de89e9dcd4d73a9ad8caaaba30709ed6b26824d015ede794a703d497c2958cd8

          SHA512

          5558d058de079632defaa0c6f217cdaeb19ba15ca63ac7d22db4455936ef27793dfcf39e988faf206d3aa5b0d6ecbc655fe08766472471590bb4843de96f9f94

        • memory/1768-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

          Filesize

          9.6MB

        • memory/1768-16-0x0000000002280000-0x00000000024DA000-memory.dmp

          Filesize

          2.4MB

        • memory/1768-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

          Filesize

          9.6MB

        • memory/2532-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

          Filesize

          9.6MB

        • memory/2532-1-0x0000000000400000-0x0000000000D9E000-memory.dmp

          Filesize

          9.6MB

        • memory/2532-2-0x0000000002250000-0x00000000024AA000-memory.dmp

          Filesize

          2.4MB

        • memory/2532-3-0x0000000000400000-0x0000000000605000-memory.dmp

          Filesize

          2.0MB

        • memory/2532-14-0x0000000000400000-0x0000000000605000-memory.dmp

          Filesize

          2.0MB