Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2024 09:11

General

  • Target

    7cb9c810c5951a11739ed0d3d9418ed9.exe

  • Size

    236KB

  • MD5

    7cb9c810c5951a11739ed0d3d9418ed9

  • SHA1

    f7494e0edfd8d645e60736486723029031730332

  • SHA256

    1a2647969ac00e49c0ec8ef395e5a53cf57c9cd0c046b76b0c1abd48f24d2e26

  • SHA512

    f99a6caa24936c02eb7f596cde1a58f9dcbd628e25cf46bb125cb7b7345d536208047313aab4b040266a7434a3048862c93d20e244cc5b45b80a06e004f4cd9d

  • SSDEEP

    6144:L3kOMeaavF17EP6qyqsaZYdNZjD2L4w+zk:jBMeT17zJAYdN0cw+zk

Malware Config

Signatures

  • UPX packed file 5 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.

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7cb9c810c5951a11739ed0d3d9418ed9.exe
    "C:\Users\Admin\AppData\Local\Temp\7cb9c810c5951a11739ed0d3d9418ed9.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:4208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4208-0-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4208-11-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4208-12-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4208-16-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4208-19-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB