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Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/02/2024, 04:37

General

  • Target

    adb5fc416cc99c05fd439515cfe23f5c.exe

  • Size

    223KB

  • MD5

    adb5fc416cc99c05fd439515cfe23f5c

  • SHA1

    43371242ff4781ff2f53841c7d3e25d3140b0287

  • SHA256

    8f19393af0bbb493af56a36745843776eb01a56da1184e989e1d8ae807a863dd

  • SHA512

    191d275ec9d468e3fc7304891273cc35b3e175e62743e2658ecd57943fd80e39f7d7c93d0c94aa29f86e5aa59e3725b4dc62461840d4c480b277e7938f6aa011

  • SSDEEP

    3072:qrZwnwS8XSu+m2P+UfVwUMdo/b79pBb4+U7aIw5vyRirwtox0nje/16DZCJEVQ:q1wGSu+J+Uabdo/btq7aIS/wRZCJEVQ

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\adb5fc416cc99c05fd439515cfe23f5c.exe
    "C:\Users\Admin\AppData\Local\Temp\adb5fc416cc99c05fd439515cfe23f5c.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:4512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4512-0-0x0000000000400000-0x000000000048B000-memory.dmp

    Filesize

    556KB

  • memory/4512-11-0x0000000000400000-0x000000000048B000-memory.dmp

    Filesize

    556KB

  • memory/4512-12-0x0000000000400000-0x000000000048B000-memory.dmp

    Filesize

    556KB

  • memory/4512-16-0x0000000000400000-0x000000000048B000-memory.dmp

    Filesize

    556KB

  • memory/4512-18-0x0000000000400000-0x000000000048B000-memory.dmp

    Filesize

    556KB