Analysis

  • max time kernel
    88s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2024, 17:09

General

  • Target

    729441cd0dc7956e4fc6a0ef0800e307.exe

  • Size

    341KB

  • MD5

    729441cd0dc7956e4fc6a0ef0800e307

  • SHA1

    4e936500494fd2ae3f8c36b19d2849eb354f6236

  • SHA256

    7be12ab651d87f46d37b0ba1c56dae9ace0234f5926c63c6468e9720472e9d0d

  • SHA512

    b405650bc9ba47c252e42f4f16806531bba7b09fea648697bf78357e0314dc9eca42da25a96f5a703e1729f169f70399fd0c81a301b3f2b762d8157fa3fadda1

  • SSDEEP

    6144:FfZ/nwzIhoZib9i0ju9BKVoEZUW/wXP9IuZ4dBXFi4BbuT8N8Wk:FfpPOZiBiq3zxEKuZ4PXFi4tuT8GWk

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\729441cd0dc7956e4fc6a0ef0800e307.exe
    "C:\Users\Admin\AppData\Local\Temp\729441cd0dc7956e4fc6a0ef0800e307.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    PID:4164

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4164-0-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/4164-6-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB