Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 17:06

General

  • Target

    8e56873e8c10d8796c18e7d79c3de802ad7c323245a43e507ce34b37856f185f.exe

  • Size

    29KB

  • MD5

    7aea48f9fa2aea5339fa11c26a327590

  • SHA1

    108b44d94a84f6cf0608e43f4ff84aa2b72cd4e6

  • SHA256

    8e56873e8c10d8796c18e7d79c3de802ad7c323245a43e507ce34b37856f185f

  • SHA512

    740dd54b9ad3671f5a8e0b3072ab88c20471615d6eff151d95f00e174f5dfc068f8cf8aafc46d9a1e54ab9c10743e24ce087eac670220878fdcb0c843f6f4254

  • SSDEEP

    384:z7nbbObwP1Gt5M0zhIV/DZ3KZp7JcTO4yf9Knuf2MqlUV2V9wVfUnfR9C5fyuGyR:/bqG16GVRu1yK9fMnJG2V9dDClcx

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3316
      • C:\Users\Admin\AppData\Local\Temp\8e56873e8c10d8796c18e7d79c3de802ad7c323245a43e507ce34b37856f185f.exe
        "C:\Users\Admin\AppData\Local\Temp\8e56873e8c10d8796c18e7d79c3de802ad7c323245a43e507ce34b37856f185f.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5116
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:712
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:4908

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        254KB

        MD5

        e79fcf4255e40c2a8a11de628de5815a

        SHA1

        d119badf2bd2ad46de1c39f276ebf45844d5db1a

        SHA256

        4278b09f9591925446be952fb55114dca89affbb5592080b86e3658d8fc507fa

        SHA512

        a66ef182c9a01a7db6903b284e7a27e9f0a8d1ed40b5b9a331adf2c237518e8b1666783b3b67f6c259ef693249b405130a8bbff151ab9f373eac68ff97fad139

      • C:\Program Files\dotnet\dotnet.exe

        Filesize

        168KB

        MD5

        b01d3c7c121a5927d583e408ab813e5e

        SHA1

        945958b8ec4825615566b774484a09adefde8895

        SHA256

        0e4473e41f7a5abbd209842ec7a06d0b9d2fdbc8d3775a9a3102898b9f0520a0

        SHA512

        cfecdbf545c13dbee204a9a1772c256940ececf6bc11a2c9b44d7c51c38a7d708bba252859aa4a7050bbf9c1cf03ef7a46384dc99527fba4d5a43c74b5fbc50b

      • F:\$RECYCLE.BIN\S-1-5-21-983843758-932321429-1636175382-1000\_desktop.ini

        Filesize

        10B

        MD5

        0c6beb6d4da16bbf902e01a42ff163f5

        SHA1

        aeeec783750199c10f8dd6e8aa828a44233e760b

        SHA256

        2c5a0b332a8c9449c746ee8dd0d751b77f5ff89c525609cd48a7959a9cf2e793

        SHA512

        3f4ec9bc64092ea98aee91777e052f410194ce728890df45cbeccb60c321c5547e52eaae747c8b64c4f8a9c22a04c0f20146bb7cc5826552ae23e3be8ccb7c3a

      • memory/5116-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-5-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-12-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-19-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-24-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-28-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-1151-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-2536-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5116-4703-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB