Analysis

  • max time kernel
    142s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 02:31

General

  • Target

    0bbf86da1efdf40838bf0433b6c57ee4.exe

  • Size

    133KB

  • MD5

    0bbf86da1efdf40838bf0433b6c57ee4

  • SHA1

    5ac871b1309525aa6aad162d3a7a8eb452d4164e

  • SHA256

    ffcd1317a26e8c7b67d512c7bbdad6aa0a1d6e873fa64c25cab12ed20dbe026e

  • SHA512

    f05785226e111a3e8d34c9b7399a38451c9645f725ee42ab605dab3ab4a20ee10c6a3fb3c1ea7aba2e32862cc36549e2f1b5001e5691de2f858a45477bc69f49

  • SSDEEP

    3072:wRJuzdHMwcJQl33//bMIcTT8fRDa6gNRCi081S+w/MzQ:wsdMwcJWXbMIrpgNR5081S5/4Q

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\0bbf86da1efdf40838bf0433b6c57ee4.exe
    "C:\Users\Admin\AppData\Local\Temp\0bbf86da1efdf40838bf0433b6c57ee4.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4500
    • C:\Users\Admin\AppData\Local\Temp\0bbf86da1efdf40838bf0433b6c57ee4.exe
      C:\Users\Admin\AppData\Local\Temp\0bbf86da1efdf40838bf0433b6c57ee4.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1924

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\0bbf86da1efdf40838bf0433b6c57ee4.exe

          Filesize

          133KB

          MD5

          1c783a03b0248ef38658a145152e96e3

          SHA1

          c5a4d8b24ed68309d5dd622fbc784d12af9de942

          SHA256

          65012284221374b0c0fa87ece8d8e9b49fbd604a1d4393f25d67f6a06ded0d60

          SHA512

          801f79659d2af3e203d808b90c4333dd7f4dca678d5366e6e3f7be91651a3772fe0716eabeb01d9ac8b314822f25414007e904945cae475ba217335bdaab1936

        • memory/1924-14-0x00000000001A0000-0x00000000001C1000-memory.dmp

          Filesize

          132KB

        • memory/1924-17-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/1924-32-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4500-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4500-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

          Filesize

          132KB

        • memory/4500-13-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/4500-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB