Analysis

  • max time kernel
    152s
  • max time network
    92s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    16/04/2022, 01:33

General

  • Target
    1c9045db2cd972d7b1abc4d6808fd9f0563473ec7a8c7bd2d1e57513d55d7aea.exe
  • Size 740KB
  • Sample220416-byhr1aheb2
  • SHA256 1c9045db2cd972d7b1abc4d6808fd9f0563473ec7a8c7bd2d1e57513d55d7aea
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:624
    • C:\Users\Admin\AppData\Local\Temp\1c9045db2cd972d7b1abc4d6808fd9f0563473ec7a8c7bd2d1e57513d55d7aea.exe
      "C:\Users\Admin\AppData\Local\Temp\1c9045db2cd972d7b1abc4d6808fd9f0563473ec7a8c7bd2d1e57513d55d7aea.exe"
      1⤵
      • Modifies WinLogon for persistence
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4680

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/624-131-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-132-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-133-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-134-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-135-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-136-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-137-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-138-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/624-139-0x0000000014D00000-0x0000000014D09000-memory.dmp

          memory/4680-130-0x0000000014D00000-0x0000000014D09000-memory.dmp