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Analysis

  • max time kernel
    104s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2022, 07:46

General

  • Target

    542021936d68fd14bd868845205fe652011c390af1e86b86b4117e6439687d3d.exe

  • Size

    216KB

  • MD5

    772244c26c27e43087bc53f89ca70bb0

  • SHA1

    952284125cadb2f4bc31e43f2ea14bec8c14da76

  • SHA256

    542021936d68fd14bd868845205fe652011c390af1e86b86b4117e6439687d3d

  • SHA512

    67c1d1841e96cc420daa49040541212704d62c89766957ac338c118219ca07418433dbf3779a0b800e260db994a3304880f31fd9346f071c3264b0d12e326372

  • SSDEEP

    3072:ayPrmjY+uoFk7umh3ZOmNqr+3b1KlfwUGYXLzNo8qq56+BZGD2Nt23:1oFuD58KbAbX9oRqnC2Nt23

Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 2 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\542021936d68fd14bd868845205fe652011c390af1e86b86b4117e6439687d3d.exe
    "C:\Users\Admin\AppData\Local\Temp\542021936d68fd14bd868845205fe652011c390af1e86b86b4117e6439687d3d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\AppData\Local\Temp\542021936d68fd14bd868845205fe652011c390af1e86b86b4117e6439687d3d.exe
      "C:\Users\Admin\AppData\Local\Temp\542021936d68fd14bd868845205fe652011c390af1e86b86b4117e6439687d3d.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3300
      • C:\Windows\SysWOW64\explorer.exe
        explorer.exe
        3⤵
        • Checks SCSI registry key(s)
        PID:912
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4816

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/912-138-0x00000000007A0000-0x00000000007C6000-memory.dmp

      Filesize

      152KB

    • memory/912-140-0x00000000007A0000-0x00000000007C6000-memory.dmp

      Filesize

      152KB

    • memory/3300-133-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3300-136-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3300-139-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB