Analysis

  • max time kernel
    193s
  • max time network
    221s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2022 15:46

General

  • Target

    5acda4af394ecb06428a9c0aa0aa714029f7f49b828a2c850d402f9c1c76fc18.exe

  • Size

    36KB

  • MD5

    3109c9c3cb533401bdce4ac0cc4f2010

  • SHA1

    fcf7e2235ad44e7ba1a84ace75fce1e773893478

  • SHA256

    5acda4af394ecb06428a9c0aa0aa714029f7f49b828a2c850d402f9c1c76fc18

  • SHA512

    ee85fc9b9d824b3fee2ce0f88a3b694483f999c0eb00262086e93fc5e98d6d6fe6ac0c5b839b7c65d7200f3fca7e82310d2e964e084c87a3d7d4e4f649921f9d

  • SSDEEP

    768:/9zDbGz34BFww2T2xDgzPb2RiL/3X4jdHsL3kze14GNt:/Fg4sWAP6R2/n4jNsL2e14qt

Score
8/10

Malware Config

Signatures

  • Possible privilege escalation attempt 8 IoCs
  • Modifies file permissions 1 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5acda4af394ecb06428a9c0aa0aa714029f7f49b828a2c850d402f9c1c76fc18.exe
    "C:\Users\Admin\AppData\Local\Temp\5acda4af394ecb06428a9c0aa0aa714029f7f49b828a2c850d402f9c1c76fc18.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:308
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\System32\takeown.exe /f "C:\Windows\System32\cmd.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4960
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\System32\icacls.exe "C:\Windows\System32\cmd.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:4552
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\System32\takeown.exe /f "C:\Windows\System32\ftp.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4268
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\System32\icacls.exe "C:\Windows\System32\ftp.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:4512
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\System32\takeown.exe /f "C:\Windows\System32\wscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4584
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\System32\icacls.exe "C:\Windows\System32\wscript.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2200
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\System32\icacls.exe "C:\Windows\System32\cscript.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2744
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\System32\takeown.exe /f "C:\Windows\System32\cscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:2336

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Permissions Modification

1
T1222

Replay Monitor

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Downloads

  • memory/2200-139-0x0000000000000000-mapping.dmp
  • memory/2336-140-0x0000000000000000-mapping.dmp
  • memory/2744-141-0x0000000000000000-mapping.dmp
  • memory/4268-136-0x0000000000000000-mapping.dmp
  • memory/4512-137-0x0000000000000000-mapping.dmp
  • memory/4552-135-0x0000000000000000-mapping.dmp
  • memory/4584-138-0x0000000000000000-mapping.dmp
  • memory/4960-134-0x0000000000000000-mapping.dmp