Analysis

  • max time kernel
    117s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 00:22

General

  • Target

    218cd87646b58095105c5f6258665520.exe

  • Size

    133KB

  • MD5

    218cd87646b58095105c5f6258665520

  • SHA1

    2eb79cd7e762091fc33b94a9a100d21f8282b3cb

  • SHA256

    bb6f00e60681812c8127b075208fbe842dabb4d6fb8550220b0fca9ba1b681e0

  • SHA512

    0f787745161d9df04131e9a1baf235d01c5e31b3e60b6fe19dc3f281ce092152ceaef1afec3cba095301709b7fd38e428dfc860cda69794f351afb13e37e2317

  • SSDEEP

    3072:pD9C13q5n9kEcSSwWO0bcbXb2CKD3BLinpXHtMHBztV7NxSpC0K86fS7Q:psCdcZwmbczbpKD3lQp3qB9/SQ0MAQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\218cd87646b58095105c5f6258665520.exe
    "C:\Users\Admin\AppData\Local\Temp\218cd87646b58095105c5f6258665520.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\218cd87646b58095105c5f6258665520.exe
      C:\Users\Admin\AppData\Local\Temp\218cd87646b58095105c5f6258665520.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2716

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\218cd87646b58095105c5f6258665520.exe

          Filesize

          133KB

          MD5

          ac58a346068dbd083bf90de429a6e55b

          SHA1

          38bbdf40613e5df1cb6c04628c6da0ec71f9ecae

          SHA256

          189d8be7c201986524b8368af1320bdf55bd4a1c9a74828b6c892b6fbd134d6a

          SHA512

          bfc11e775f1f55eacaa7348409d67ad7a6a789af81c1a052f636dd280f9e5118fd5992dfc568e051b912928332f1d63c38c2d81154e5753670c1701e6dba27b3

        • memory/1728-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/1728-2-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/1728-1-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/1728-15-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/1728-13-0x0000000001490000-0x0000000001516000-memory.dmp

          Filesize

          536KB

        • memory/1728-42-0x0000000001490000-0x0000000001516000-memory.dmp

          Filesize

          536KB

        • memory/2716-17-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2716-19-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/2716-43-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB