Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2024, 17:38

General

  • Target
    ac7654758d1ff436196f3b0cef1ea4d5.exe
  • Size 371KB
  • Sample240228-v71hysaa2s
  • SHA256 6fcb8d0691e96a632457965acfac5d5434b0e1551acd6a6d650b14fcdffba1c8
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac7654758d1ff436196f3b0cef1ea4d5.exe
    "C:\Users\Admin\AppData\Local\Temp\ac7654758d1ff436196f3b0cef1ea4d5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Users\Admin\AppData\Local\Temp\346E\setup.exe
      C:\Users\Admin\AppData\Local\Temp\346E\setup.exe 00010802
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2376

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        cdnins.dll

        • Path C:\Users\Admin\AppData\Local\Temp\346E\cdnins.dll
        • Size 84KB
        • SHA256 338241694a74dd0297a5c31f4c1ea320236c8948b3dac7daab7d901387897033
        • MD5 SHA1 SHA512 SSDEEP

        cdnprh.dll

        • Path C:\Users\Admin\AppData\Local\Temp\346E\cdnprh.dll
        • Size 48KB
        • SHA256 d2cbaa05a5118f6232c2ea63846c7a29322c4c2e13104df951acb306f7c6c40c
        • MD5 SHA1 SHA512 SSDEEP

        setup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\346E\setup.exe
        • Size 28KB
        • SHA256 c04c7fc192dafae211fef79ba0036cfc32d4c7a812bdedfbf929489a5e6413fd
        • MD5 SHA1 SHA512 SSDEEP

        src.dat

        • Path C:\Users\Admin\AppData\Local\Temp\346E\src.dat
        • Size 143B
        • SHA256 2af0de725987ab02829fdbf19cb98664d358bf1dc92b561fbd85ca69a5df19a1
        • MD5 SHA1 SHA512

        memory/4060-0-0x0000000000400000-0x0000000000505000-memory.dmp

        memory/4060-26-0x0000000000400000-0x0000000000505000-memory.dmp