Analysis

  • max time kernel
    152s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 18:02

General

  • Target

    0a405eecb682e2998e9cb7a9df86338b.exe

  • Size

    236KB

  • MD5

    0a405eecb682e2998e9cb7a9df86338b

  • SHA1

    65843fd1fef4a0c5fabc6191d73e7dd7a8df8a1d

  • SHA256

    39c6ca978115ae12c0919f91834ce68f54f2f33316fa458d234c453bd277ee91

  • SHA512

    bcd74272d37235e70d8d27365bf12d1a31096023b2b6e8c75de09f49a796d0498b8d05f2b8b39a5115d9e34c3e1290ae971faafec709a645ba8c0529fb4540a0

  • SSDEEP

    3072:TlELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8PyqsGV+mbx0AnJqDwsl:A3kOMeaavF17EP6qyqsGwmbmAADwtf/i

Malware Config

Signatures

  • UPX packed file 7 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\0a405eecb682e2998e9cb7a9df86338b.exe
    "C:\Users\Admin\AppData\Local\Temp\0a405eecb682e2998e9cb7a9df86338b.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:4956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4956-0-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4956-11-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4956-13-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4956-14-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4956-18-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4956-19-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4956-21-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB