Analysis

  • max time kernel
    1797s
  • max time network
    1817s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    30/05/2024, 02:20

General

  • Target
    Setup/sapphire-ofx-install-2024.51.exe
  • Size 595.4MB
  • Sample240530-csdrjaba5z
  • SHA256 2fabcea823b6edd642e87d694ad96f086e9c3c01d25a2a384cb5dbd87ba66556
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup\sapphire-ofx-install-2024.51.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup\sapphire-ofx-install-2024.51.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\is-KQ5TM.tmp\sapphire-ofx-install-2024.51.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KQ5TM.tmp\sapphire-ofx-install-2024.51.tmp" /SL5="$5014E,621707205,931840,C:\Users\Admin\AppData\Local\Temp\Setup\sapphire-ofx-install-2024.51.exe"
      2⤵
      • Executes dropped EXE
      PID:1936

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        sapphire-ofx-install-2024.51.tmp

        • Path \Users\Admin\AppData\Local\Temp\is-KQ5TM.tmp\sapphire-ofx-install-2024.51.tmp
        • Size 3.1MB
        • SHA256 1d7f52285dcb7c53c58eab0df805e71affe15c24148baf661b7fc9d6b826114d
        • MD5 SHA1 SHA512 SSDEEP

        memory/1936-8-0x0000000000400000-0x000000000072C000-memory.dmp

        memory/1936-12-0x0000000000400000-0x000000000072C000-memory.dmp

        memory/3044-0-0x0000000000400000-0x00000000004F1000-memory.dmp

        memory/3044-2-0x0000000000401000-0x00000000004B7000-memory.dmp

        memory/3044-11-0x0000000000400000-0x00000000004F1000-memory.dmp