Analysis

  • max time kernel
    151s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2024 22:35

General

  • Target

    49f41cc91b7edcb10cc5721c9ac0979b.exe

  • Size

    133KB

  • MD5

    49f41cc91b7edcb10cc5721c9ac0979b

  • SHA1

    139824c9935b87da91ffd376dbffe8680ef7bc3f

  • SHA256

    562a735089e620c47eb3f47682065c5460e3bf764dd5da98ea61ea85edf270fc

  • SHA512

    801650bf3243aac47fa4075b21f2cf1d30006c4c6a1e638b459483a927a69dd97e5f22e024b933b45e52733d3180ddf2b73f21a22c6db93954da26e2f9bf51fb

  • SSDEEP

    3072:h9u5R8am0VRpFv3ujLEmhn1jMSURVsOyKbjbLVS3S0Dt1Q:PaR8am0f3Gdhe6OyWXVCS0B1Q

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\49f41cc91b7edcb10cc5721c9ac0979b.exe
    "C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2776
    • C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe
      C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe

    Filesize

    133KB

    MD5

    f097bb8f1f00f929c045e731b8d2c5d2

    SHA1

    90be6e160491c94b5aab81aebfe6201139c80d3e

    SHA256

    2b3b1ef374f96c58ef1bd9f0f7d6f690b58e55612c8fe190a886af1b730e1d14

    SHA512

    5e6b42285d0870535c9816d71a94804243c42bb2bfd3cc53e528fed70b84243acb742dc07038c6d7faeffb83b27634db22581fb20f15f25f8a386ab211eda84b

  • memory/2776-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2776-1-0x0000000001490000-0x00000000014B1000-memory.dmp

    Filesize

    132KB

  • memory/2776-2-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2776-3-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2776-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4244-15-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4244-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4244-17-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/4244-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB