Analysis

  • max time kernel
    141s
  • max time network
    150s
  • 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 12:29

General

  • Target

    1e6e94ef081eee1759962cd6e2b8c549.exe

  • Size

    328KB

  • MD5

    1e6e94ef081eee1759962cd6e2b8c549

  • SHA1

    2eb4f4b8fe95578506ad1b4e955f7e177e1256d1

  • SHA256

    14b121c10ba0b3417ee9c541164e802f912f2ce8aa701b9dc1fe603bd780dc4e

  • SHA512

    0a26bc8a1035e39b3a3ca15921a9e5ddbf2e00116b2e674bbad5b6d7c12b2fb67a9ee8836b9cf6602bafd4e835fa0ff2afa9b4be6b7e519b081a97aed9bbc58b

  • SSDEEP

    6144:yeXA47CURW+eirtnIwE0XzBTjrBLt4smgZrEMG3T+6fRRUim46UAgrXigFG5:yeXv7tRWwnIKBTjx6smgtYDXUrjgrXn+

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\1e6e94ef081eee1759962cd6e2b8c549.exe
    "C:\Users\Admin\AppData\Local\Temp\1e6e94ef081eee1759962cd6e2b8c549.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:2704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2704-0-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/2704-11-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/2704-17-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB