Analysis

  • max time kernel
    46s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2022 12:36

General

  • Target

    68a1e51af03c1bf76aa2d388249819f3b5c519dcc6c9eefeaec85af16d15cfbf.exe

  • Size

    68KB

  • MD5

    0c5b142e4185e130b90411ec1392b0a1

  • SHA1

    11880fc4b89758d1a98e74945ae3db3fbd71a01d

  • SHA256

    68a1e51af03c1bf76aa2d388249819f3b5c519dcc6c9eefeaec85af16d15cfbf

  • SHA512

    4a7dc982fb28f8cf404f31243a8d6c99da5273a51583ca67506dd845ee086efc0b2d6008c3825d5110def099ece35e1c0479f343171fa1d5cbf9e40ccf5c2ae9

  • SSDEEP

    768:4DJXk7lSA2SoPfT3Dw8qLsytLA575ztRIvzeSJQJIWtEZVn1mZbvH1ogHlhcWSQI:4CgOs0cbCe3RS18lhco/Q

Score
8/10

Malware Config

Signatures

  • Possible privilege escalation attempt 2 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68a1e51af03c1bf76aa2d388249819f3b5c519dcc6c9eefeaec85af16d15cfbf.exe
    "C:\Users\Admin\AppData\Local\Temp\68a1e51af03c1bf76aa2d388249819f3b5c519dcc6c9eefeaec85af16d15cfbf.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\system32\takeown.exe /f "C:\Windows\system32\dzlh.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:1180
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\system32\dzlh.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2028

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\dzlh.exe

    Filesize

    68KB

    MD5

    0c5b142e4185e130b90411ec1392b0a1

    SHA1

    11880fc4b89758d1a98e74945ae3db3fbd71a01d

    SHA256

    68a1e51af03c1bf76aa2d388249819f3b5c519dcc6c9eefeaec85af16d15cfbf

    SHA512

    4a7dc982fb28f8cf404f31243a8d6c99da5273a51583ca67506dd845ee086efc0b2d6008c3825d5110def099ece35e1c0479f343171fa1d5cbf9e40ccf5c2ae9

  • memory/1180-57-0x0000000000000000-mapping.dmp

  • memory/1416-56-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

    Filesize

    8KB

  • memory/2028-59-0x0000000000000000-mapping.dmp