Analysis

  • max time kernel
    142s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 11:54

General

  • Target

    e0673d0cccf7f859eca736059e8c1258c4585c8e06dd78eb705ab8fb18704152.exe

  • Size

    625KB

  • MD5

    489a943d4b468e82733f1fe8cf543a21

  • SHA1

    18ec88188e84e3d987e5cd4d0cf0e2c89a431226

  • SHA256

    e0673d0cccf7f859eca736059e8c1258c4585c8e06dd78eb705ab8fb18704152

  • SHA512

    dc4d3466816a95bb0f61c9d6831e3a7c9c7dbb4a7b78bb6744d840ffe4697499d5cb040f7b218567706caa1c2f7ebc3f51776a91dc56523844caa1a26044b128

  • SSDEEP

    12288:hg+gjjwmSK3ALgXgxvFDyfD1XBxzHMT0jZOJk7j4epPfArQyX0kZ2GEV4gB4IjY9:CjjwS3UW0NKhXLNjZzTPIrQu0kZCV4gk

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0673d0cccf7f859eca736059e8c1258c4585c8e06dd78eb705ab8fb18704152.exe
    "C:\Users\Admin\AppData\Local\Temp\e0673d0cccf7f859eca736059e8c1258c4585c8e06dd78eb705ab8fb18704152.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Users\Admin\AppData\Local\Temp\n1917\s1917.exe
      "C:\Users\Admin\AppData\Local\Temp\n1917\s1917.exe" fc3cb6658d7f7854cd5254f8XkjrJYw4yMYBSogRddeOXw0/GlyFmpzucbo8C+Oi/JxGlyC8sq56Pb5mJlVNtJXOOrgXbqj7bHQIGyB5dP3eXvfCKjnAMat/AciDmNeeB7EcsnZIym7DXgOVuaq8i+a/dtphiUWevZZFFO8PAwiZgLxMKCU8uQ7fJ7wqWgM= /v "C:\Users\Admin\AppData\Local\Temp\e0673d0cccf7f859eca736059e8c1258c4585c8e06dd78eb705ab8fb18704152.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3900

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n1917\s1917.exe

          Filesize

          350KB

          MD5

          54394ba7de5b2c5e3df92557ea95f014

          SHA1

          47a99735e089139495643c9027effcb6b1fc5504

          SHA256

          339f7dd54a1e07bfcabb5749047ef4ab615462213f5baaa62fb690c894bef1eb

          SHA512

          45928ffec4f1bf9a86469bb54f83ba6fdcd275ef9826bd923e890fce83d7a8f975c309bda4849d3f2d066ea458f23fa8e6aefe26be5e874249712462ecd69660

        • C:\Users\Admin\AppData\Local\Temp\n1917\s1917.exe

          Filesize

          350KB

          MD5

          54394ba7de5b2c5e3df92557ea95f014

          SHA1

          47a99735e089139495643c9027effcb6b1fc5504

          SHA256

          339f7dd54a1e07bfcabb5749047ef4ab615462213f5baaa62fb690c894bef1eb

          SHA512

          45928ffec4f1bf9a86469bb54f83ba6fdcd275ef9826bd923e890fce83d7a8f975c309bda4849d3f2d066ea458f23fa8e6aefe26be5e874249712462ecd69660

        • memory/3900-135-0x00007FFD768B0000-0x00007FFD772E6000-memory.dmp

          Filesize

          10.2MB

        • memory/3900-136-0x000000000143A000-0x000000000143F000-memory.dmp

          Filesize

          20KB

        • memory/3900-137-0x000000000143A000-0x000000000143F000-memory.dmp

          Filesize

          20KB