Analysis

  • max time kernel
    66s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2023 23:46

General

  • Target

    076a4d1219f4591f24c63aa00c09c5f4.exe

  • Size

    125KB

  • MD5

    076a4d1219f4591f24c63aa00c09c5f4

  • SHA1

    0c174d42d6c59474681c6770b2de6e62aea0ef94

  • SHA256

    33479ea5aa569dad18e4e048d08a0c8eb02f3d9e38d24313817180150502d603

  • SHA512

    ad926de06c5dcf80bc88f07a0b066a53877241e4431fd530372874c94ed041b68ee3bf6d744cde53889d8c39f7ee7ad4f10908766354c7358d7994903854df8d

  • SSDEEP

    3072:i9hYp3oqHVK/1OK5gakx1c2T2Of93F2Vkmm:wKp3xH0g0C1N2OfyVkV

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 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 14 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\076a4d1219f4591f24c63aa00c09c5f4.exe
    "C:\Users\Admin\AppData\Local\Temp\076a4d1219f4591f24c63aa00c09c5f4.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:3428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\msrpc.exe

    Filesize

    125KB

    MD5

    d5d40eecde5a61fb2c143b914df7d6f4

    SHA1

    1f771c81ba78a47dde7b2862f101e760fba8ecd9

    SHA256

    18e7d2d311bd7cfdb58b7ec511ef9e53f498419b9ef1050512f57cdecd5eccde

    SHA512

    afcac64e34be581cfcff22c6f85f6ba1b058a6c1a0e99ebc7c28c4783f9805c0852056476e778d1a8996084bb6ffa13bad7e39555a8530210b2a4de163420007

  • memory/3428-0-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-17-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-24-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-26-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-28-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-29-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-32-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-33-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-34-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3428-35-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB