Analysis

  • max time kernel
    88s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-01-2024 04:12

General

  • Target

    765a28689adf63e05d2d42945cc596b0.exe

  • Size

    5.1MB

  • MD5

    765a28689adf63e05d2d42945cc596b0

  • SHA1

    8402880ffae09d75b546cb40f58f37aec751ebc7

  • SHA256

    c2ad0023cfb91ec5b5026029e1d952c7eaf58f2ca9153c2273b54fef7f06d537

  • SHA512

    a2492605cc969ad1cfe0eb292377708ed047b13b8caa7e5c8d157ec467e69da9e3da2a7420945397497941ec271e43a5ac256638f03ca3406ad319a475e92d01

  • SSDEEP

    49152:WYg/a4EBfYnebUw4vLfM0/rfHDMUTxwYZK8ay3XqHLDGyqY8pc5eeFgSI1KIhOyN:fHlYdLMeHYBY0U3Xty2QMLusxzb93

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\765a28689adf63e05d2d42945cc596b0.exe
    "C:\Users\Admin\AppData\Local\Temp\765a28689adf63e05d2d42945cc596b0.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Users\Admin\AppData\Local\Temp\765a28689adf63e05d2d42945cc596b0.exe
      C:\Users\Admin\AppData\Local\Temp\765a28689adf63e05d2d42945cc596b0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\765a28689adf63e05d2d42945cc596b0.exe

    Filesize

    54KB

    MD5

    98927cdbbeb62452b89c8ab663b60bdf

    SHA1

    36f9d90e1ae5db87271874ddd98b7cfa1f3bc3f5

    SHA256

    5f0cb3184a86da810cedb409eb42da62ea0788ff0aae40d8b05c844dcb2f8679

    SHA512

    2d109100a16f9c7c066afe014f23c63ee00827419d385b9c19c18fd0114b5924c9cb04d72449516f80e70527fd35a062d2ddfbf69d4857ad94c66fce6ab50162

  • memory/4520-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4520-17-0x0000000002260000-0x00000000024BA000-memory.dmp

    Filesize

    2.4MB

  • memory/4520-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4848-1-0x0000000002160000-0x00000000023BA000-memory.dmp

    Filesize

    2.4MB

  • memory/4848-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4848-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/4848-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB