Analysis

  • max time kernel
    42s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2022 23:56

General

  • Target

    cff8cc8eb6f8eca78be206822297a52adf7df82794f3fb3980dd325990948f76.exe

  • Size

    92KB

  • MD5

    9378db4c72ba643d08270abd7b7f4329

  • SHA1

    be3def37984cd188b105fcdce090d4c60d1ae74c

  • SHA256

    cff8cc8eb6f8eca78be206822297a52adf7df82794f3fb3980dd325990948f76

  • SHA512

    12a3251267f524e159e81abd5541c477f3e46d13f2ebaa89ddc3973c255fbd248a1b26942aaa6df05c372bb3cc997de1754827e1b24dae8ab5eb2511b79e22d9

  • SSDEEP

    768:v9IXHugT0lvlq/P1vwwrnkjBt1VJk8vK8GSdrD9wGy241ZUb/CxhYLJP30UOEGaK:1cPuB3mUbaxeLd4IfmkBwC8BD+KBq2x

Score
6/10

Malware Config

Signatures

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookAW 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cff8cc8eb6f8eca78be206822297a52adf7df82794f3fb3980dd325990948f76.exe
    "C:\Users\Admin\AppData\Local\Temp\cff8cc8eb6f8eca78be206822297a52adf7df82794f3fb3980dd325990948f76.exe"
    1⤵
    • Maps connected drives based on registry
    • Suspicious use of SetWindowsHookAW
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1584
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del cff8cc8eb6f8eca78be206822297a52adf
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:1960

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1584-56-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

    Filesize

    8KB

  • memory/1584-57-0x0000000003510000-0x0000000003FCA000-memory.dmp

    Filesize

    10.7MB