Analysis

  • max time kernel
    144s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-01-2024 01:30

General

  • Target

    59eb93e4fb454dba9d96f98da1b1a772.exe

  • Size

    228KB

  • MD5

    59eb93e4fb454dba9d96f98da1b1a772

  • SHA1

    f77f0a8c093140277f2b2b584f75db95e5f6bd67

  • SHA256

    fa99e8d467a95050b40b50ccbfa35e33c8ed838c2cb11323d2abc8dadb4f65a2

  • SHA512

    8f0ea037a75d02c70a5c7011be7c8f0e1fe054be6f21b805ac692560b56be34d7069474afda125ad81353932cc125e86889ffb074316090ef483ff52d7782d0b

  • SSDEEP

    3072:t7LD/yUyJpfnEnimNDl+xnBPG6jrw2cUX3xI/cFyFEfTcvT3dQpX5pO:t73obmNDl+3PbjUfMNx4vTmprO

Malware Config

Signatures

  • UPX packed file 8 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\59eb93e4fb454dba9d96f98da1b1a772.exe
    "C:\Users\Admin\AppData\Local\Temp\59eb93e4fb454dba9d96f98da1b1a772.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:4816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4816-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4816-11-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4816-12-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4816-13-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4816-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4816-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4816-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4816-20-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB