Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    10/05/2024, 00:02

General

  • Target

    8bb9b6465acaaa3dfb230aa174889f35f30f18fd3581a3f0b21c789af195a90d.exe

  • Size

    480KB

  • MD5

    bf923cf3ec3ac78f6f05e254a03cdd50

  • SHA1

    4dac133c3dfb338118c1aac0696cb48e1e9fc454

  • SHA256

    8bb9b6465acaaa3dfb230aa174889f35f30f18fd3581a3f0b21c789af195a90d

  • SHA512

    f1e1df3610b29403660767b46358208d37940e0bf83ac767ad9563bedfda42631eb65ce31bec78be42b6ce3240037364b143839e9ead849627823449a5700964

  • SSDEEP

    6144:pjFRiOcXH6XWD0w1tizmtnktLJ6znvxNcCI+1jDIlnJ9+1aTEPTnOK4JKElDnz:nRDc3yWDNU+YUznzNjElWaT07NQtDz

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 2 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 13 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8bb9b6465acaaa3dfb230aa174889f35f30f18fd3581a3f0b21c789af195a90d.exe
    "C:\Users\Admin\AppData\Local\Temp\8bb9b6465acaaa3dfb230aa174889f35f30f18fd3581a3f0b21c789af195a90d.exe"
    1⤵
    • Modifies firewall policy service
    • Adds policy Run key to start application
    • Sets service image path in registry
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    PID:1724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\msrpc.exe

    Filesize

    480KB

    MD5

    8740c76497b000c1aeea1514a88cc6dc

    SHA1

    c114f150b101b3f510e218f820965d4ab1b38fd3

    SHA256

    9bd299711bd859f1b753b760d7d9fea6f3b62ed12705d4d582a9a7c4b5fcf19e

    SHA512

    230214869dce41d6da271aa798a13f816e151477fe0f3c1d022a76cdaf06838c7fedf49926bace1d0bb7753210d3124935e713c4543db7c69d376161f940f937

  • memory/1724-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1724-1-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-18-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-19-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-20-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-21-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-22-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-23-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-24-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-25-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1724-26-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB