Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2024, 07:44

General

  • Target

    741ed3cc89a58438f44fcde4c0dbe7fd.exe

  • Size

    133KB

  • MD5

    741ed3cc89a58438f44fcde4c0dbe7fd

  • SHA1

    928b90e15466a645b45fa9d80b9657e8c853051c

  • SHA256

    b9949bc6e8d83165106d36b9a2d5d2105666e90518d5f67278f5ec986af3b32a

  • SHA512

    e735feca9566729ca40f8934af7b89cc4fb3fd3d5b7563466fbb82eea8bfc4a265d444c390acbda2ffafd1391f9ff83856d5b89c2ec1d1bec94b878dd1ea5725

  • SSDEEP

    3072:2iZtnornDccSs52WRSUskVXwMhpMJgWFyuPg7rQ:7ZxornPRXskVXwKuPgnQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\741ed3cc89a58438f44fcde4c0dbe7fd.exe
    "C:\Users\Admin\AppData\Local\Temp\741ed3cc89a58438f44fcde4c0dbe7fd.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Users\Admin\AppData\Local\Temp\741ed3cc89a58438f44fcde4c0dbe7fd.exe
      C:\Users\Admin\AppData\Local\Temp\741ed3cc89a58438f44fcde4c0dbe7fd.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4940

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\741ed3cc89a58438f44fcde4c0dbe7fd.exe

          Filesize

          133KB

          MD5

          52881bcea84f4fe0757a25f971261bc7

          SHA1

          cc6764b58da6379919db7f1e854f5afc29ea93f7

          SHA256

          d8542ce2d46b81b42e64ba3490a230e933aa313fa1aae6f93f498b03fc2047e8

          SHA512

          f391617d2b2bd1e06cf2d63f7fef3e75cfe31488a23918b6e5882be870f92cba6d729a20a90ba728f3572cf18198034dadd1c0da2b86eff427e6b325467bb1dd

        • memory/1876-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/1876-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

          Filesize

          132KB

        • memory/1876-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/1876-14-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/4940-18-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4940-15-0x00000000000D0000-0x00000000000F1000-memory.dmp

          Filesize

          132KB

        • memory/4940-31-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB