Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 03:26

General

  • Target

    02fa2a13bf1ecf36aeb11bf52c0c3213.exe

  • Size

    328KB

  • MD5

    02fa2a13bf1ecf36aeb11bf52c0c3213

  • SHA1

    a7767257d1bb824c9f6cd98b687c9020bd0f5da1

  • SHA256

    1e320f27ebefd5151d75185d7e5f3ffb7a1de931483fc07a20ecbfa8c8696b77

  • SHA512

    b8d52de253778f42327fa9dd1bc57e932a8327eb87db4375e444341f840079890cdf8c56bb1cde09b850574edbc3333f35ca5080ea832de65b3f95e1b22638c7

  • SSDEEP

    6144:YePJYhcvhLxotp++sCTHUIKz3JWGYBjWo8RC9s+TrVXkOpR2AW/6F02:YePJYIh9of++skOYBjDg2pUOpAA02

Malware Config

Signatures

  • UPX packed file 3 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\02fa2a13bf1ecf36aeb11bf52c0c3213.exe
    "C:\Users\Admin\AppData\Local\Temp\02fa2a13bf1ecf36aeb11bf52c0c3213.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:4380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4380-0-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/4380-11-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/4380-17-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB