Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 15:22

General

  • Target

    d953c63ace797cb40da643969485da0c.exe

  • Size

    1003KB

  • MD5

    d953c63ace797cb40da643969485da0c

  • SHA1

    a88fb3b75b47ae7adb16766eccf1e6140c8bb605

  • SHA256

    60dc997bc5f8d6753890ee3c472e5badc5cecab53d82616ab8e93bab69c0a57e

  • SHA512

    b41e004fda07c0967039ad791b92b2d2a2cab93b3fc6a997c96da87bc8346aa2cc0dd81f5411bb0bcb2dbef4f62f481a7982b8a3bed054c99c08ea52ab555f7b

  • SSDEEP

    24576:dLTVf5G7VfnL6osZWj0AGQuC/DIbYvrrN+d8wrvAta4eCT:dnVf5G7V/L+iRGMSYv/od8wTAta4NT

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d953c63ace797cb40da643969485da0c.exe
    C:\Users\Admin\AppData\Local\Temp\d953c63ace797cb40da643969485da0c.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Modifies system certificate store
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\d953c63ace797cb40da643969485da0c.exe" /TN QxutJGth3fd4 /F
      2⤵
      • Creates scheduled task(s)
      PID:2780
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c schtasks.exe /Query /XML /TN QxutJGth3fd4 > C:\Users\Admin\AppData\Local\Temp\ma6Clwm.xml
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2832
  • C:\Users\Admin\AppData\Local\Temp\d953c63ace797cb40da643969485da0c.exe
    "C:\Users\Admin\AppData\Local\Temp\d953c63ace797cb40da643969485da0c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1152
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /Query /XML /TN QxutJGth3fd4
    1⤵
      PID:2748

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1152-3-0x00000000001A0000-0x000000000021E000-memory.dmp

            Filesize

            504KB

          • memory/1152-1-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/1152-0-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/1152-16-0x0000000023030000-0x000000002328C000-memory.dmp

            Filesize

            2.4MB

          • memory/1152-15-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/1152-54-0x0000000023030000-0x000000002328C000-memory.dmp

            Filesize

            2.4MB

          • memory/2180-20-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/2180-31-0x00000000002B0000-0x000000000031B000-memory.dmp

            Filesize

            428KB

          • memory/2180-26-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/2180-22-0x00000000001A0000-0x000000000021E000-memory.dmp

            Filesize

            504KB

          • memory/2180-55-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB