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Analysis

  • max time kernel
    141s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 05:05

General

  • Target

    e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe

  • Size

    134KB

  • MD5

    47c44a060f6302aa7e72753c8648b805

  • SHA1

    da9df6328aefc3424699a2264495f7302f54b3fa

  • SHA256

    e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99

  • SHA512

    1ed3606760f1dde40ef04f15c49377e96c13e718b26a5fbf65aad568d4626d4834bec5321247854d93fdb01ed9cf040f7a91cb34808dd21e06066dd19f4f48f7

  • SSDEEP

    1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Qs:riAyLN9aa+9U2rW1ip6pr2At7NZuQs

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 5 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe
    "C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4816
    • C:\ProgramData\Update\WwanSvc.exe
      "C:\ProgramData\Update\WwanSvc.exe" /run
      2⤵
      • Executes dropped EXE
      PID:2596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Update\WwanSvc.exe

    Filesize

    134KB

    MD5

    f4b274c0224782aff4118054b046af42

    SHA1

    a1549db6d947fbdb54e2bf966f27dc086de5ae69

    SHA256

    273976c5a86c886606250e11f93d033cf207626ab627dd13fc75116066866085

    SHA512

    53f1a5a3785f79c8022fd563e85d0210faceeca670c59f8a2de16fb2854d223d1160fa2ecb20f3f5fc089e4552fb87b23e5170b637bacf8d0385792b945079ca

  • memory/2596-6-0x0000000000F40000-0x0000000000F68000-memory.dmp

    Filesize

    160KB

  • memory/2596-7-0x0000000000F40000-0x0000000000F68000-memory.dmp

    Filesize

    160KB

  • memory/4816-0-0x00000000007B0000-0x00000000007D8000-memory.dmp

    Filesize

    160KB

  • memory/4816-5-0x00000000007B0000-0x00000000007D8000-memory.dmp

    Filesize

    160KB