Analysis

  • max time kernel
    43s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    27-04-2022 08:48

General

  • Target

    mem.dll

  • Size

    538KB

  • MD5

    131d3e08fb453e111c2fb34df00d6821

  • SHA1

    320b5b3147a6dfe431d1f7ba1a4333a5e297afb7

  • SHA256

    dde200baa4efabc5a9d3b6444f9642e5bcde60cc6522f8eb90e38a40935e4291

  • SHA512

    c434606c97444df80c0ac4c996f61395fa62dbcd4283253e3d2d544b6f07a3e299c68e746c6f4ea200c398642e5ea7b302caf05c651726f8109c25d33c437bb6

Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\mem.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1376
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\mem.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1356
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe
        3⤵
          PID:1764

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/1356-54-0x0000000000000000-mapping.dmp

    • memory/1356-55-0x0000000075361000-0x0000000075363000-memory.dmp

      Filesize

      8KB

    • memory/1764-56-0x0000000000000000-mapping.dmp