Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/01/2024, 14:50

General

  • Target

    6fb4b02286d39ec9b25047bd255e1867.exe

  • Size

    133KB

  • MD5

    6fb4b02286d39ec9b25047bd255e1867

  • SHA1

    b0c7d50ea2cd43aa4b9389ed761c304c5288ff79

  • SHA256

    64eda651b82ca70091e19f77f489c03dd24e500e4f584da9716b7eeb0109d044

  • SHA512

    3d9ac0e113cc2e1fa1e128a05dd5602c9a39ff68ff5e8fef0c7c5cc11bb6cc9b165300dbe0f530269a16441978141b02d5ff511788b7d5141e71373db20a96fb

  • SSDEEP

    3072:2jKiRaBu/kwN7ylpXO5rhmDlc+C6GExPfmVBG2Wz+Q:2jJRQlpX6oDlc+C6FFipWz+Q

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fb4b02286d39ec9b25047bd255e1867.exe
    "C:\Users\Admin\AppData\Local\Temp\6fb4b02286d39ec9b25047bd255e1867.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2828
    • C:\Users\Admin\AppData\Local\Temp\6fb4b02286d39ec9b25047bd255e1867.exe
      C:\Users\Admin\AppData\Local\Temp\6fb4b02286d39ec9b25047bd255e1867.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4672

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\6fb4b02286d39ec9b25047bd255e1867.exe

          Filesize

          133KB

          MD5

          a4fb344fbfe02d8036a9fcd96c367d1d

          SHA1

          024f74af142bd1244ba727a331f0697d6d58687d

          SHA256

          d6bca0396ff701b720fbedf0198964f07f106b6fc4c656b74a16605ed602e827

          SHA512

          1eb795afffaead0ad62c212607c4eebde4e7442d79c306bf86d843265ffddea0b90de355e20902615d0a2c3fd68cabefb6dfd76ef7ae1e966634864c844533bb

        • memory/2828-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2828-1-0x00000000001D0000-0x00000000001F1000-memory.dmp

          Filesize

          132KB

        • memory/2828-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/2828-13-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/4672-15-0x00000000001C0000-0x00000000001E1000-memory.dmp

          Filesize

          132KB

        • memory/4672-17-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4672-30-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB