Analysis

  • max time kernel
    149s
  • max time network
    157s
  • 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, 10:23

General

  • Target
    butterflyondesktop.exe
  • Size 2.8MB
  • Sample240603-mexmlacd76
  • SHA256 4641af6a0071e11e13ad3b1cd950e01300542c2b9efb6ae92ffecedde974a4a6
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\butterflyondesktop.exe
    "C:\Users\Admin\AppData\Local\Temp\butterflyondesktop.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Users\Admin\AppData\Local\Temp\is-VKHJ6.tmp\butterflyondesktop.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-VKHJ6.tmp\butterflyondesktop.tmp" /SL5="$7020A,2719719,54272,C:\Users\Admin\AppData\Local\Temp\butterflyondesktop.exe"
      2⤵
      • Executes dropped EXE
      PID:4372

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        butterflyondesktop.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-VKHJ6.tmp\butterflyondesktop.tmp
        • Size 688KB
        • SHA256 c5177fdc6031728e10141745cd69edbc91c92d14411a2dec6e8e8caa4f74ab28
        • MD5 SHA1 SHA512 SSDEEP

        memory/632-0-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/632-3-0x0000000000401000-0x000000000040B000-memory.dmp

        memory/632-13-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/4372-7-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/4372-14-0x0000000000400000-0x00000000004BC000-memory.dmp