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, 11:39

General

  • Target

    6c43597be2f8680437be84c3cae1c7bf6fe2287952ce2b1d1290c742948ffa47.exe

  • Size

    614KB

  • MD5

    4ff4fe8488041c664abf45120576a599

  • SHA1

    c9e45299b734024c6d08d88b772979230e7cee0c

  • SHA256

    6c43597be2f8680437be84c3cae1c7bf6fe2287952ce2b1d1290c742948ffa47

  • SHA512

    177982eac1ac87f5d7dee31b477c3ea7ea55dcb6925f4910a44174e553fd463be4a5b8f18a756dde319d5641877841f0b0a8318874eb9c476b0a7978eade8272

  • SSDEEP

    12288:WRT0gZpHvuDZKHHw2WNWI0tTYbuMKu5R7Uw5JEAY+el:+ZpHSKHHw08b20UVAY+m

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\6c43597be2f8680437be84c3cae1c7bf6fe2287952ce2b1d1290c742948ffa47.exe
    "C:\Users\Admin\AppData\Local\Temp\6c43597be2f8680437be84c3cae1c7bf6fe2287952ce2b1d1290c742948ffa47.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:2732
    • C:\Users\Admin\AppData\Local\Temp\n7208\s7208.exe
      "C:\Users\Admin\AppData\Local\Temp\n7208\s7208.exe" bdf268da9b87342afc220ff8Eok94jjXtlo1b/BkBuY3h1+OJFapbKess7cMMRzuUWhC33/7uIyI+8sQmvDFKBCiQphxdcOoidl7aGWEgE9aXQmZ5BXEJv/5D1aRn+xjl9foVblVYYMX9cKAod/XD7tVG+ghXoyrgZkyti024WCT0XkwO97oRrKND0E8cYg= /v "C:\Users\Admin\AppData\Local\Temp\6c43597be2f8680437be84c3cae1c7bf6fe2287952ce2b1d1290c742948ffa47.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:2824

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n7208\s7208.exe

    Filesize

    350KB

    MD5

    54394ba7de5b2c5e3df92557ea95f014

    SHA1

    47a99735e089139495643c9027effcb6b1fc5504

    SHA256

    339f7dd54a1e07bfcabb5749047ef4ab615462213f5baaa62fb690c894bef1eb

    SHA512

    45928ffec4f1bf9a86469bb54f83ba6fdcd275ef9826bd923e890fce83d7a8f975c309bda4849d3f2d066ea458f23fa8e6aefe26be5e874249712462ecd69660

  • C:\Users\Admin\AppData\Local\Temp\n7208\s7208.exe

    Filesize

    350KB

    MD5

    54394ba7de5b2c5e3df92557ea95f014

    SHA1

    47a99735e089139495643c9027effcb6b1fc5504

    SHA256

    339f7dd54a1e07bfcabb5749047ef4ab615462213f5baaa62fb690c894bef1eb

    SHA512

    45928ffec4f1bf9a86469bb54f83ba6fdcd275ef9826bd923e890fce83d7a8f975c309bda4849d3f2d066ea458f23fa8e6aefe26be5e874249712462ecd69660

  • memory/2824-135-0x00007FFF370B0000-0x00007FFF37AE6000-memory.dmp

    Filesize

    10.2MB

  • memory/2824-136-0x000000000111A000-0x000000000111F000-memory.dmp

    Filesize

    20KB

  • memory/2824-137-0x000000000111A000-0x000000000111F000-memory.dmp

    Filesize

    20KB