Analysis

  • max time kernel
    1s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2023 13:25

General

  • Target

    723b77b0268c4f9f619e86da1af0821b.exe

  • Size

    208KB

  • MD5

    723b77b0268c4f9f619e86da1af0821b

  • SHA1

    ea95bdbd55254ca58a1030797b92e90b4007d760

  • SHA256

    8a46b2ed00082ff612029a3e57c58c3403d74d417dd8351d93eb16c8fb2e436b

  • SHA512

    732d2fe05f5f0b20efc2e1e2394f7e76a85fa555e6701e0decc5aef6b43cf8200f85163ea1ff903fa5cc4cb9fbaa7b4eca12cc09f46f789316113e12cf358a1c

  • SSDEEP

    6144:dlGRgXm15iZsw3LpUNejT/0qTMZN9CIt8k3tE/:uv168oo5Zj5t8kdE/

Score
7/10

Malware Config

Signatures

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\723b77b0268c4f9f619e86da1af0821b.exe
    "C:\Users\Admin\AppData\Local\Temp\723b77b0268c4f9f619e86da1af0821b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4840
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\46FC.tmp\vir.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4560
  • C:\Users\Admin\AppData\Local\Temp\4759.tmp\mpress.exe
    "C:\Users\Admin\AppData\Local\Temp\4759.tmp\mpress.exe" "C:\Users\Admin\AppData\Local\Temp\exe475A.tmp"
    1⤵
    • Executes dropped EXE
    PID:2868
  • C:\Windows\SysWOW64\calc.exe
    CALC.EXE
    1⤵
      PID:3900
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
        PID:1396
      • C:\Users\Admin\AppData\Local\Temp\u.dll
        u.dll -bat vir.bat -save 723b77b0268c4f9f619e86da1af0821b.exe.com -include s.dll -overwrite -nodelete
        1⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3712

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2868-57-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2868-63-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4840-0-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/4840-1-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/4840-71-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB