Analysis

  • max time kernel
    1s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 08:25

General

  • Target

    135cfbb4e5dee131c19348e8f7833e52.exe

  • Size

    209KB

  • MD5

    135cfbb4e5dee131c19348e8f7833e52

  • SHA1

    11d750ddc38ff570d6cbf93293567cacc4093b6a

  • SHA256

    67df51c1587268268648c688dd721e4de41b218672db56698d07454568b16606

  • SHA512

    378f8752a5af55d81393e2bd39794880d1001d32b06813e49a90605a665bc784f8287e4f6bcf41d2b87c4edd330f4159d10e3edc2cb4c9f6653ee5e4919146f9

  • SSDEEP

    6144:rl2kNX273b0/FT+/8d/ufk1uICXdlYTuDpIX:ckNm7r4FQsy1bXdlSopIX

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\135cfbb4e5dee131c19348e8f7833e52.exe
    "C:\Users\Admin\AppData\Local\Temp\135cfbb4e5dee131c19348e8f7833e52.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4D55.tmp\vir.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:228
      • C:\Windows\SysWOW64\calc.exe
        CALC.EXE
        3⤵
          PID:1436
    • C:\Users\Admin\AppData\Local\Temp\u.dll
      u.dll -bat vir.bat -save 135cfbb4e5dee131c19348e8f7833e52.exe.com -include s.dll -overwrite -nodelete
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1844
      • C:\Users\Admin\AppData\Local\Temp\4DD2.tmp\mpress.exe
        "C:\Users\Admin\AppData\Local\Temp\4DD2.tmp\mpress.exe" "C:\Users\Admin\AppData\Local\Temp\exe4DD3.tmp"
        2⤵
        • Executes dropped EXE
        PID:3436
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
        PID:5312

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/1940-0-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/1940-1-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/1940-69-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/3436-55-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3436-61-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB